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-rw-r--r--contrib/perl5/t/pragma/warn/1global189
-rw-r--r--contrib/perl5/t/pragma/warn/2use308
-rw-r--r--contrib/perl5/t/pragma/warn/3both197
-rw-r--r--contrib/perl5/t/pragma/warn/4lint112
-rw-r--r--contrib/perl5/t/pragma/warn/5nolint96
-rw-r--r--contrib/perl5/t/pragma/warn/6default53
-rw-r--r--contrib/perl5/t/pragma/warn/7fatal242
-rw-r--r--contrib/perl5/t/pragma/warn/8signal18
-rwxr-xr-xcontrib/perl5/t/pragma/warn/9enabled819
-rw-r--r--contrib/perl5/t/pragma/warn/av9
-rw-r--r--contrib/perl5/t/pragma/warn/doio191
-rw-r--r--contrib/perl5/t/pragma/warn/doop6
-rw-r--r--contrib/perl5/t/pragma/warn/gv54
-rw-r--r--contrib/perl5/t/pragma/warn/hv8
-rw-r--r--contrib/perl5/t/pragma/warn/malloc9
-rw-r--r--contrib/perl5/t/pragma/warn/mg44
-rw-r--r--contrib/perl5/t/pragma/warn/op861
-rw-r--r--contrib/perl5/t/pragma/warn/perl57
-rw-r--r--contrib/perl5/t/pragma/warn/perlio10
-rw-r--r--contrib/perl5/t/pragma/warn/perly31
-rw-r--r--contrib/perl5/t/pragma/warn/pp110
-rw-r--r--contrib/perl5/t/pragma/warn/pp_ctl217
-rw-r--r--contrib/perl5/t/pragma/warn/pp_hot226
-rw-r--r--contrib/perl5/t/pragma/warn/pp_sys354
-rw-r--r--contrib/perl5/t/pragma/warn/regcomp165
-rw-r--r--contrib/perl5/t/pragma/warn/regexec119
-rw-r--r--contrib/perl5/t/pragma/warn/run8
-rw-r--r--contrib/perl5/t/pragma/warn/sv303
-rw-r--r--contrib/perl5/t/pragma/warn/taint49
-rw-r--r--contrib/perl5/t/pragma/warn/toke583
-rw-r--r--contrib/perl5/t/pragma/warn/universal16
-rw-r--r--contrib/perl5/t/pragma/warn/utf829
-rw-r--r--contrib/perl5/t/pragma/warn/util108
33 files changed, 5601 insertions, 0 deletions
diff --git a/contrib/perl5/t/pragma/warn/1global b/contrib/perl5/t/pragma/warn/1global
new file mode 100644
index 0000000..0af8022
--- /dev/null
+++ b/contrib/perl5/t/pragma/warn/1global
@@ -0,0 +1,189 @@
+Check existing $^W functionality
+
+
+__END__
+
+# warnable code, warnings disabled
+$a =+ 3 ;
+EXPECT
+
+########
+-w
+# warnable code, warnings enabled via command line switch
+$a =+ 3 ;
+EXPECT
+Reversed += operator at - line 3.
+Name "main::a" used only once: possible typo at - line 3.
+########
+#! perl -w
+# warnable code, warnings enabled via #! line
+$a =+ 3 ;
+EXPECT
+Reversed += operator at - line 3.
+Name "main::a" used only once: possible typo at - line 3.
+########
+
+# warnable code, warnings enabled via compile time $^W
+BEGIN { $^W = 1 }
+$a =+ 3 ;
+EXPECT
+Reversed += operator at - line 4.
+Name "main::a" used only once: possible typo at - line 4.
+########
+
+# compile-time warnable code, warnings enabled via runtime $^W
+# so no warning printed.
+$^W = 1 ;
+$a =+ 3 ;
+EXPECT
+
+########
+
+# warnable code, warnings enabled via runtime $^W
+$^W = 1 ;
+my $b ; chop $b ;
+EXPECT
+Use of uninitialized value in scalar chop at - line 4.
+########
+
+# warnings enabled at compile time, disabled at run time
+BEGIN { $^W = 1 }
+$^W = 0 ;
+my $b ; chop $b ;
+EXPECT
+
+########
+
+# warnings disabled at compile time, enabled at run time
+BEGIN { $^W = 0 }
+$^W = 1 ;
+my $b ; chop $b ;
+EXPECT
+Use of uninitialized value in scalar chop at - line 5.
+########
+-w
+--FILE-- abcd
+my $b ; chop $b ;
+1 ;
+--FILE--
+require "./abcd";
+EXPECT
+Use of uninitialized value in scalar chop at ./abcd line 1.
+########
+
+--FILE-- abcd
+my $b ; chop $b ;
+1 ;
+--FILE--
+#! perl -w
+require "./abcd";
+EXPECT
+Use of uninitialized value in scalar chop at ./abcd line 1.
+########
+
+--FILE-- abcd
+my $b ; chop $b ;
+1 ;
+--FILE--
+$^W =1 ;
+require "./abcd";
+EXPECT
+Use of uninitialized value in scalar chop at ./abcd line 1.
+########
+
+--FILE-- abcd
+$^W = 0;
+my $b ; chop $b ;
+1 ;
+--FILE--
+$^W =1 ;
+require "./abcd";
+EXPECT
+
+########
+
+--FILE-- abcd
+$^W = 1;
+1 ;
+--FILE--
+$^W =0 ;
+require "./abcd";
+my $b ; chop $b ;
+EXPECT
+Use of uninitialized value in scalar chop at - line 3.
+########
+
+$^W = 1;
+eval 'my $b ; chop $b ;' ;
+print $@ ;
+EXPECT
+Use of uninitialized value in scalar chop at (eval 1) line 1.
+########
+
+eval '$^W = 1;' ;
+print $@ ;
+my $b ; chop $b ;
+EXPECT
+Use of uninitialized value in scalar chop at - line 4.
+########
+
+eval {$^W = 1;} ;
+print $@ ;
+my $b ; chop $b ;
+EXPECT
+Use of uninitialized value in scalar chop at - line 4.
+########
+
+{
+ local ($^W) = 1;
+}
+my $b ; chop $b ;
+EXPECT
+
+########
+
+my $a ; chop $a ;
+{
+ local ($^W) = 1;
+ my $b ; chop $b ;
+}
+my $c ; chop $c ;
+EXPECT
+Use of uninitialized value in scalar chop at - line 5.
+########
+-w
+-e undef
+EXPECT
+Use of uninitialized value in -e at - line 2.
+########
+
+$^W = 1 + 2 ;
+EXPECT
+
+########
+
+$^W = $a ;
+EXPECT
+
+########
+
+sub fred {}
+$^W = fred() ;
+EXPECT
+
+########
+
+sub fred { my $b ; chop $b ;}
+{ local $^W = 0 ;
+ fred() ;
+}
+EXPECT
+
+########
+
+sub fred { my $b ; chop $b ;}
+{ local $^W = 1 ;
+ fred() ;
+}
+EXPECT
+Use of uninitialized value in scalar chop at - line 2.
diff --git a/contrib/perl5/t/pragma/warn/2use b/contrib/perl5/t/pragma/warn/2use
new file mode 100644
index 0000000..60a60c3
--- /dev/null
+++ b/contrib/perl5/t/pragma/warn/2use
@@ -0,0 +1,308 @@
+Check lexical warnings functionality
+
+TODO
+ check that the warning hierarchy works.
+
+__END__
+
+# check illegal category is caught
+use warnings 'this-should-never-be-a-warning-category' ;
+EXPECT
+unknown warnings category 'this-should-never-be-a-warning-category' at - line 3
+BEGIN failed--compilation aborted at - line 3.
+########
+
+# Check compile time scope of pragma
+use warnings 'deprecated' ;
+{
+ no warnings ;
+ 1 if $a EQ $b ;
+}
+1 if $a EQ $b ;
+EXPECT
+Use of EQ is deprecated at - line 8.
+########
+
+# Check compile time scope of pragma
+no warnings;
+{
+ use warnings 'deprecated' ;
+ 1 if $a EQ $b ;
+}
+1 if $a EQ $b ;
+EXPECT
+Use of EQ is deprecated at - line 6.
+########
+
+# Check runtime scope of pragma
+use warnings 'uninitialized' ;
+{
+ no warnings ;
+ my $b ; chop $b ;
+}
+my $b ; chop $b ;
+EXPECT
+Use of uninitialized value in scalar chop at - line 8.
+########
+
+# Check runtime scope of pragma
+no warnings ;
+{
+ use warnings 'uninitialized' ;
+ my $b ; chop $b ;
+}
+my $b ; chop $b ;
+EXPECT
+Use of uninitialized value in scalar chop at - line 6.
+########
+
+# Check runtime scope of pragma
+no warnings ;
+{
+ use warnings 'uninitialized' ;
+ $a = sub { my $b ; chop $b ; }
+}
+&$a ;
+EXPECT
+Use of uninitialized value in scalar chop at - line 6.
+########
+
+use warnings 'deprecated' ;
+1 if $a EQ $b ;
+EXPECT
+Use of EQ is deprecated at - line 3.
+########
+
+--FILE-- abc
+1 if $a EQ $b ;
+1;
+--FILE--
+use warnings 'deprecated' ;
+require "./abc";
+EXPECT
+
+########
+
+--FILE-- abc
+use warnings 'deprecated' ;
+1;
+--FILE--
+require "./abc";
+1 if $a EQ $b ;
+EXPECT
+
+########
+
+--FILE-- abc
+use warnings 'deprecated' ;
+1 if $a EQ $b ;
+1;
+--FILE--
+use warnings 'uninitialized' ;
+require "./abc";
+my $a ; chop $a ;
+EXPECT
+Use of EQ is deprecated at ./abc line 2.
+Use of uninitialized value in scalar chop at - line 3.
+########
+
+--FILE-- abc.pm
+use warnings 'deprecated' ;
+1 if $a EQ $b ;
+1;
+--FILE--
+use warnings 'uninitialized' ;
+use abc;
+my $a ; chop $a ;
+EXPECT
+Use of EQ is deprecated at abc.pm line 2.
+Use of uninitialized value in scalar chop at - line 3.
+########
+
+# Check scope of pragma with eval
+no warnings ;
+eval {
+ my $b ; chop $b ;
+}; print STDERR $@ ;
+my $b ; chop $b ;
+EXPECT
+
+########
+
+# Check scope of pragma with eval
+no warnings ;
+eval {
+ use warnings 'uninitialized' ;
+ my $b ; chop $b ;
+}; print STDERR $@ ;
+my $b ; chop $b ;
+EXPECT
+Use of uninitialized value in scalar chop at - line 6.
+########
+
+# Check scope of pragma with eval
+use warnings 'uninitialized' ;
+eval {
+ my $b ; chop $b ;
+}; print STDERR $@ ;
+my $b ; chop $b ;
+EXPECT
+Use of uninitialized value in scalar chop at - line 5.
+Use of uninitialized value in scalar chop at - line 7.
+########
+
+# Check scope of pragma with eval
+use warnings 'uninitialized' ;
+eval {
+ no warnings ;
+ my $b ; chop $b ;
+}; print STDERR $@ ;
+my $b ; chop $b ;
+EXPECT
+Use of uninitialized value in scalar chop at - line 8.
+########
+
+# Check scope of pragma with eval
+no warnings ;
+eval {
+ 1 if $a EQ $b ;
+}; print STDERR $@ ;
+1 if $a EQ $b ;
+EXPECT
+
+########
+
+# Check scope of pragma with eval
+no warnings ;
+eval {
+ use warnings 'deprecated' ;
+ 1 if $a EQ $b ;
+}; print STDERR $@ ;
+1 if $a EQ $b ;
+EXPECT
+Use of EQ is deprecated at - line 6.
+########
+
+# Check scope of pragma with eval
+use warnings 'deprecated' ;
+eval {
+ 1 if $a EQ $b ;
+}; print STDERR $@ ;
+1 if $a EQ $b ;
+EXPECT
+Use of EQ is deprecated at - line 5.
+Use of EQ is deprecated at - line 7.
+########
+
+# Check scope of pragma with eval
+use warnings 'deprecated' ;
+eval {
+ no warnings ;
+ 1 if $a EQ $b ;
+}; print STDERR $@ ;
+1 if $a EQ $b ;
+EXPECT
+Use of EQ is deprecated at - line 8.
+########
+
+# Check scope of pragma with eval
+no warnings ;
+eval '
+ my $b ; chop $b ;
+'; print STDERR $@ ;
+my $b ; chop $b ;
+EXPECT
+
+########
+
+# Check scope of pragma with eval
+no warnings ;
+eval q[
+ use warnings 'uninitialized' ;
+ my $b ; chop $b ;
+]; print STDERR $@;
+my $b ; chop $b ;
+EXPECT
+Use of uninitialized value in scalar chop at (eval 1) line 3.
+########
+
+# Check scope of pragma with eval
+use warnings 'uninitialized' ;
+eval '
+ my $b ; chop $b ;
+'; print STDERR $@ ;
+my $b ; chop $b ;
+EXPECT
+Use of uninitialized value in scalar chop at (eval 1) line 2.
+Use of uninitialized value in scalar chop at - line 7.
+########
+
+# Check scope of pragma with eval
+use warnings 'uninitialized' ;
+eval '
+ no warnings ;
+ my $b ; chop $b ;
+'; print STDERR $@ ;
+my $b ; chop $b ;
+EXPECT
+Use of uninitialized value in scalar chop at - line 8.
+########
+
+# Check scope of pragma with eval
+no warnings ;
+eval '
+ 1 if $a EQ $b ;
+'; print STDERR $@ ;
+1 if $a EQ $b ;
+EXPECT
+
+########
+
+# Check scope of pragma with eval
+no warnings ;
+eval q[
+ use warnings 'deprecated' ;
+ 1 if $a EQ $b ;
+]; print STDERR $@;
+1 if $a EQ $b ;
+EXPECT
+Use of EQ is deprecated at (eval 1) line 3.
+########
+
+# Check scope of pragma with eval
+use warnings 'deprecated' ;
+eval '
+ 1 if $a EQ $b ;
+'; print STDERR $@;
+1 if $a EQ $b ;
+EXPECT
+Use of EQ is deprecated at - line 7.
+Use of EQ is deprecated at (eval 1) line 2.
+########
+
+# Check scope of pragma with eval
+use warnings 'deprecated' ;
+eval '
+ no warnings ;
+ 1 if $a EQ $b ;
+'; print STDERR $@;
+1 if $a EQ $b ;
+EXPECT
+Use of EQ is deprecated at - line 8.
+########
+
+# Check the additive nature of the pragma
+1 if $a EQ $b ;
+my $a ; chop $a ;
+use warnings 'deprecated' ;
+1 if $a EQ $b ;
+my $b ; chop $b ;
+use warnings 'uninitialized' ;
+my $c ; chop $c ;
+no warnings 'deprecated' ;
+1 if $a EQ $b ;
+EXPECT
+Use of EQ is deprecated at - line 6.
+Use of uninitialized value in scalar chop at - line 9.
+Use of uninitialized value in string eq at - line 11.
+Use of uninitialized value in string eq at - line 11.
diff --git a/contrib/perl5/t/pragma/warn/3both b/contrib/perl5/t/pragma/warn/3both
new file mode 100644
index 0000000..132b99b
--- /dev/null
+++ b/contrib/perl5/t/pragma/warn/3both
@@ -0,0 +1,197 @@
+Check interaction of $^W and lexical
+
+__END__
+
+# Check interaction of $^W and use warnings
+sub fred {
+ use warnings ;
+ my $b ;
+ chop $b ;
+}
+{ local $^W = 0 ;
+ fred() ;
+}
+
+EXPECT
+Use of uninitialized value in scalar chop at - line 6.
+########
+
+# Check interaction of $^W and use warnings
+sub fred {
+ use warnings ;
+ my $b ;
+ chop $b ;
+}
+{ $^W = 0 ;
+ fred() ;
+}
+
+EXPECT
+Use of uninitialized value in scalar chop at - line 6.
+########
+
+# Check interaction of $^W and use warnings
+sub fred {
+ no warnings ;
+ my $b ;
+ chop $b ;
+}
+{ local $^W = 1 ;
+ fred() ;
+}
+
+EXPECT
+
+########
+
+# Check interaction of $^W and use warnings
+sub fred {
+ no warnings ;
+ my $b ;
+ chop $b ;
+}
+{ $^W = 1 ;
+ fred() ;
+}
+
+EXPECT
+
+########
+
+# Check interaction of $^W and use warnings
+use warnings ;
+$^W = 1 ;
+my $b ;
+chop $b ;
+EXPECT
+Use of uninitialized value in scalar chop at - line 6.
+########
+
+# Check interaction of $^W and use warnings
+$^W = 1 ;
+use warnings ;
+my $b ;
+chop $b ;
+EXPECT
+Use of uninitialized value in scalar chop at - line 6.
+########
+
+# Check interaction of $^W and use warnings
+$^W = 1 ;
+no warnings ;
+my $b ;
+chop $b ;
+EXPECT
+
+########
+
+# Check interaction of $^W and use warnings
+no warnings ;
+$^W = 1 ;
+my $b ;
+chop $b ;
+EXPECT
+
+########
+-w
+# Check interaction of $^W and use warnings
+no warnings ;
+my $b ;
+chop $b ;
+EXPECT
+
+########
+-w
+# Check interaction of $^W and use warnings
+use warnings ;
+my $b ;
+chop $b ;
+EXPECT
+Use of uninitialized value in scalar chop at - line 5.
+########
+
+# Check interaction of $^W and use warnings
+sub fred {
+ use warnings ;
+ my $b ;
+ chop $b ;
+}
+BEGIN { $^W = 0 }
+fred() ;
+EXPECT
+Use of uninitialized value in scalar chop at - line 6.
+########
+
+# Check interaction of $^W and use warnings
+sub fred {
+ no warnings ;
+ my $b ;
+ chop $b ;
+}
+BEGIN { $^W = 1 }
+fred() ;
+
+EXPECT
+
+########
+
+# Check interaction of $^W and use warnings
+use warnings ;
+BEGIN { $^W = 1 }
+my $b ;
+chop $b ;
+EXPECT
+Use of uninitialized value in scalar chop at - line 6.
+########
+
+# Check interaction of $^W and use warnings
+BEGIN { $^W = 1 }
+use warnings ;
+my $b ;
+chop $b ;
+EXPECT
+Use of uninitialized value in scalar chop at - line 6.
+########
+
+# Check interaction of $^W and use warnings
+BEGIN { $^W = 1 }
+no warnings ;
+my $b ;
+chop $b ;
+EXPECT
+
+########
+
+# Check interaction of $^W and use warnings
+no warnings ;
+BEGIN { $^W = 1 }
+my $b ;
+chop $b ;
+EXPECT
+
+########
+
+# Check interaction of $^W and use warnings
+BEGIN { $^W = 1 }
+{
+ no warnings ;
+ my $b ;
+ chop $b ;
+}
+my $b ;
+chop $b ;
+EXPECT
+Use of uninitialized value in scalar chop at - line 10.
+########
+
+# Check interaction of $^W and use warnings
+BEGIN { $^W = 0 }
+{
+ use warnings ;
+ my $b ;
+ chop $b ;
+}
+my $b ;
+chop $b ;
+EXPECT
+Use of uninitialized value in scalar chop at - line 7.
diff --git a/contrib/perl5/t/pragma/warn/4lint b/contrib/perl5/t/pragma/warn/4lint
new file mode 100644
index 0000000..db54f31
--- /dev/null
+++ b/contrib/perl5/t/pragma/warn/4lint
@@ -0,0 +1,112 @@
+Check lint
+
+__END__
+-W
+# lint: check compile time $^W is zapped
+BEGIN { $^W = 0 ;}
+$a = $b = 1 ;
+$a = 1 if $a EQ $b ;
+close STDIN ; print STDIN "abc" ;
+EXPECT
+Use of EQ is deprecated at - line 5.
+print() on closed filehandle main::STDIN at - line 6.
+########
+-W
+# lint: check runtime $^W is zapped
+$^W = 0 ;
+close STDIN ; print STDIN "abc" ;
+EXPECT
+print() on closed filehandle main::STDIN at - line 4.
+########
+-W
+# lint: check runtime $^W is zapped
+{
+ $^W = 0 ;
+ close STDIN ; print STDIN "abc" ;
+}
+EXPECT
+print() on closed filehandle main::STDIN at - line 5.
+########
+-W
+# lint: check "no warnings" is zapped
+no warnings ;
+$a = $b = 1 ;
+$a = 1 if $a EQ $b ;
+close STDIN ; print STDIN "abc" ;
+EXPECT
+Use of EQ is deprecated at - line 5.
+print() on closed filehandle main::STDIN at - line 6.
+########
+-W
+# lint: check "no warnings" is zapped
+{
+ no warnings ;
+ close STDIN ; print STDIN "abc" ;
+}
+EXPECT
+print() on closed filehandle main::STDIN at - line 5.
+########
+-Ww
+# lint: check combination of -w and -W
+{
+ $^W = 0 ;
+ close STDIN ; print STDIN "abc" ;
+}
+EXPECT
+print() on closed filehandle main::STDIN at - line 5.
+########
+-W
+--FILE-- abc.pm
+no warnings 'deprecated' ;
+my ($a, $b) = (0,0);
+1 if $a EQ $b ;
+1;
+--FILE--
+no warnings 'uninitialized' ;
+use abc;
+my $a ; chop $a ;
+EXPECT
+Use of EQ is deprecated at abc.pm line 3.
+Use of uninitialized value in scalar chop at - line 3.
+########
+-W
+--FILE-- abc
+no warnings 'deprecated' ;
+my ($a, $b) = (0,0);
+1 if $a EQ $b ;
+1;
+--FILE--
+no warnings 'uninitialized' ;
+require "./abc";
+my $a ; chop $a ;
+EXPECT
+Use of EQ is deprecated at ./abc line 3.
+Use of uninitialized value in scalar chop at - line 3.
+########
+-W
+--FILE-- abc.pm
+BEGIN {$^W = 0}
+my ($a, $b) = (0,0);
+1 if $a EQ $b ;
+1;
+--FILE--
+$^W = 0 ;
+use abc;
+my $a ; chop $a ;
+EXPECT
+Use of EQ is deprecated at abc.pm line 3.
+Use of uninitialized value in scalar chop at - line 3.
+########
+-W
+--FILE-- abc
+BEGIN {$^W = 0}
+my ($a, $b) = (0,0);
+1 if $a EQ $b ;
+1;
+--FILE--
+$^W = 0 ;
+require "./abc";
+my $a ; chop $a ;
+EXPECT
+Use of EQ is deprecated at ./abc line 3.
+Use of uninitialized value in scalar chop at - line 3.
diff --git a/contrib/perl5/t/pragma/warn/5nolint b/contrib/perl5/t/pragma/warn/5nolint
new file mode 100644
index 0000000..994190a
--- /dev/null
+++ b/contrib/perl5/t/pragma/warn/5nolint
@@ -0,0 +1,96 @@
+Check anti-lint
+
+__END__
+-X
+# nolint: check compile time $^W is zapped
+BEGIN { $^W = 1 ;}
+$a = $b = 1 ;
+$a = 1 if $a EQ $b ;
+close STDIN ; print STDIN "abc" ;
+EXPECT
+########
+-X
+# nolint: check runtime $^W is zapped
+$^W = 1 ;
+close STDIN ; print STDIN "abc" ;
+EXPECT
+########
+-X
+# nolint: check runtime $^W is zapped
+{
+ $^W = 1 ;
+ close STDIN ; print STDIN "abc" ;
+}
+EXPECT
+########
+-X
+# nolint: check "no warnings" is zapped
+use warnings ;
+$a = $b = 1 ;
+$a = 1 if $a EQ $b ;
+close STDIN ; print STDIN "abc" ;
+EXPECT
+########
+-X
+# nolint: check "no warnings" is zapped
+{
+ use warnings ;
+ close STDIN ; print STDIN "abc" ;
+}
+EXPECT
+########
+-Xw
+# nolint: check combination of -w and -X
+{
+ $^W = 1 ;
+ close STDIN ; print STDIN "abc" ;
+}
+EXPECT
+########
+-X
+--FILE-- abc.pm
+use warnings 'deprecated' ;
+my ($a, $b) = (0,0);
+1 if $a EQ $b ;
+1;
+--FILE--
+use warnings 'uninitialized' ;
+use abc;
+my $a ; chop $a ;
+EXPECT
+########
+-X
+--FILE-- abc
+use warnings 'deprecated' ;
+my ($a, $b) = (0,0);
+1 if $a EQ $b ;
+1;
+--FILE--
+use warnings 'uninitialized' ;
+require "./abc";
+my $a ; chop $a ;
+EXPECT
+########
+-X
+--FILE-- abc.pm
+BEGIN {$^W = 1}
+my ($a, $b) = (0,0);
+1 if $a EQ $b ;
+1;
+--FILE--
+$^W = 1 ;
+use abc;
+my $a ; chop $a ;
+EXPECT
+########
+-X
+--FILE-- abc
+BEGIN {$^W = 1}
+my ($a, $b) = (0,0);
+1 if $a EQ $b ;
+1;
+--FILE--
+$^W = 1 ;
+require "./abc";
+my $a ; chop $a ;
+EXPECT
diff --git a/contrib/perl5/t/pragma/warn/6default b/contrib/perl5/t/pragma/warn/6default
new file mode 100644
index 0000000..dd3d182
--- /dev/null
+++ b/contrib/perl5/t/pragma/warn/6default
@@ -0,0 +1,53 @@
+Check default warnings
+
+__END__
+# default warnings should be displayed if you don't add anything
+# optional shouldn't
+my $a = oct "7777777777777777777777777777777777779" ;
+EXPECT
+Integer overflow in octal number at - line 3.
+########
+# no warnings should be displayed
+no warnings ;
+my $a = oct "7777777777777777777777777777777777778" ;
+EXPECT
+########
+# all warnings should be displayed
+use warnings ;
+my $a = oct "7777777777777777777777777777777777778" ;
+EXPECT
+Integer overflow in octal number at - line 3.
+Illegal octal digit '8' ignored at - line 3.
+Octal number > 037777777777 non-portable at - line 3.
+########
+# check scope
+use warnings ;
+my $a = oct "7777777777777777777777777777777777778" ;
+{
+ no warnings ;
+ my $a = oct "7777777777777777777777777777777777778" ;
+}
+my $c = oct "7777777777777777777777777777777777778" ;
+EXPECT
+Integer overflow in octal number at - line 3.
+Illegal octal digit '8' ignored at - line 3.
+Octal number > 037777777777 non-portable at - line 3.
+Integer overflow in octal number at - line 8.
+Illegal octal digit '8' ignored at - line 8.
+Octal number > 037777777777 non-portable at - line 8.
+########
+# all warnings should be displayed
+use warnings ;
+my $a = oct "0xfffffffffffffffffg" ;
+EXPECT
+Integer overflow in hexadecimal number at - line 3.
+Illegal hexadecimal digit 'g' ignored at - line 3.
+Hexadecimal number > 0xffffffff non-portable at - line 3.
+########
+# all warnings should be displayed
+use warnings ;
+my $a = oct "0b111111111111111111111111111111111111111111111111111111111111111112";
+EXPECT
+Integer overflow in binary number at - line 3.
+Illegal binary digit '2' ignored at - line 3.
+Binary number > 0b11111111111111111111111111111111 non-portable at - line 3.
diff --git a/contrib/perl5/t/pragma/warn/7fatal b/contrib/perl5/t/pragma/warn/7fatal
new file mode 100644
index 0000000..943bb06f
--- /dev/null
+++ b/contrib/perl5/t/pragma/warn/7fatal
@@ -0,0 +1,242 @@
+Check FATAL functionality
+
+__END__
+
+# Check compile time warning
+use warnings FATAL => 'deprecated' ;
+{
+ no warnings ;
+ 1 if $a EQ $b ;
+}
+1 if $a EQ $b ;
+print STDERR "The End.\n" ;
+EXPECT
+Use of EQ is deprecated at - line 8.
+########
+
+# Check runtime scope of pragma
+use warnings FATAL => 'uninitialized' ;
+{
+ no warnings ;
+ my $b ; chop $b ;
+}
+my $b ; chop $b ;
+print STDERR "The End.\n" ;
+EXPECT
+Use of uninitialized value in scalar chop at - line 8.
+########
+
+# Check runtime scope of pragma
+no warnings ;
+{
+ use warnings FATAL => 'uninitialized' ;
+ $a = sub { my $b ; chop $b ; }
+}
+&$a ;
+print STDERR "The End.\n" ;
+EXPECT
+Use of uninitialized value in scalar chop at - line 6.
+########
+
+--FILE-- abc
+1 if $a EQ $b ;
+1;
+--FILE--
+use warnings FATAL => 'deprecated' ;
+require "./abc";
+EXPECT
+
+########
+
+--FILE-- abc
+use warnings FATAL => 'deprecated' ;
+1;
+--FILE--
+require "./abc";
+1 if $a EQ $b ;
+EXPECT
+
+########
+
+--FILE-- abc
+use warnings 'deprecated' ;
+1 if $a EQ $b ;
+1;
+--FILE--
+use warnings FATAL => 'uninitialized' ;
+require "./abc";
+my $a ; chop $a ;
+print STDERR "The End.\n" ;
+EXPECT
+Use of EQ is deprecated at ./abc line 2.
+Use of uninitialized value in scalar chop at - line 3.
+########
+
+--FILE-- abc.pm
+use warnings 'deprecated' ;
+1 if $a EQ $b ;
+1;
+--FILE--
+use warnings FATAL => 'uninitialized' ;
+use abc;
+my $a ; chop $a ;
+print STDERR "The End.\n" ;
+EXPECT
+Use of EQ is deprecated at abc.pm line 2.
+Use of uninitialized value in scalar chop at - line 3.
+########
+
+# Check scope of pragma with eval
+no warnings ;
+eval {
+ use warnings FATAL => 'uninitialized' ;
+ my $b ; chop $b ;
+}; print STDERR "-- $@" ;
+my $b ; chop $b ;
+print STDERR "The End.\n" ;
+EXPECT
+-- Use of uninitialized value in scalar chop at - line 6.
+The End.
+########
+
+# Check scope of pragma with eval
+use warnings FATAL => 'uninitialized' ;
+eval {
+ my $b ; chop $b ;
+}; print STDERR "-- $@" ;
+my $b ; chop $b ;
+print STDERR "The End.\n" ;
+EXPECT
+-- Use of uninitialized value in scalar chop at - line 5.
+Use of uninitialized value in scalar chop at - line 7.
+########
+
+# Check scope of pragma with eval
+use warnings FATAL => 'uninitialized' ;
+eval {
+ no warnings ;
+ my $b ; chop $b ;
+}; print STDERR $@ ;
+my $b ; chop $b ;
+print STDERR "The End.\n" ;
+EXPECT
+Use of uninitialized value in scalar chop at - line 8.
+########
+
+# Check scope of pragma with eval
+no warnings ;
+eval {
+ use warnings FATAL => 'deprecated' ;
+ 1 if $a EQ $b ;
+}; print STDERR "-- $@" ;
+1 if $a EQ $b ;
+print STDERR "The End.\n" ;
+EXPECT
+Use of EQ is deprecated at - line 6.
+########
+
+# Check scope of pragma with eval
+use warnings FATAL => 'deprecated' ;
+eval {
+ 1 if $a EQ $b ;
+}; print STDERR "-- $@" ;
+1 if $a EQ $b ;
+print STDERR "The End.\n" ;
+EXPECT
+Use of EQ is deprecated at - line 5.
+########
+
+# Check scope of pragma with eval
+use warnings FATAL => 'deprecated' ;
+eval {
+ no warnings ;
+ 1 if $a EQ $b ;
+}; print STDERR $@ ;
+1 if $a EQ $b ;
+print STDERR "The End.\n" ;
+EXPECT
+Use of EQ is deprecated at - line 8.
+########
+
+# Check scope of pragma with eval
+no warnings ;
+eval {
+ use warnings FATAL => 'deprecated' ;
+}; print STDERR $@ ;
+1 if $a EQ $b ;
+print STDERR "The End.\n" ;
+EXPECT
+The End.
+########
+
+# Check scope of pragma with eval
+no warnings ;
+eval q[
+ use warnings FATAL => 'uninitialized' ;
+ my $b ; chop $b ;
+]; print STDERR "-- $@";
+my $b ; chop $b ;
+print STDERR "The End.\n" ;
+EXPECT
+-- Use of uninitialized value in scalar chop at (eval 1) line 3.
+The End.
+########
+
+# Check scope of pragma with eval
+use warnings FATAL => 'uninitialized' ;
+eval '
+ my $b ; chop $b ;
+'; print STDERR "-- $@" ;
+my $b ; chop $b ;
+print STDERR "The End.\n" ;
+EXPECT
+-- Use of uninitialized value in scalar chop at (eval 1) line 2.
+Use of uninitialized value in scalar chop at - line 7.
+########
+
+# Check scope of pragma with eval
+use warnings FATAL => 'uninitialized' ;
+eval '
+ no warnings ;
+ my $b ; chop $b ;
+'; print STDERR $@ ;
+my $b ; chop $b ;
+print STDERR "The End.\n" ;
+EXPECT
+Use of uninitialized value in scalar chop at - line 8.
+########
+
+# Check scope of pragma with eval
+no warnings ;
+eval q[
+ use warnings FATAL => 'deprecated' ;
+ 1 if $a EQ $b ;
+]; print STDERR "-- $@";
+1 if $a EQ $b ;
+print STDERR "The End.\n" ;
+EXPECT
+-- Use of EQ is deprecated at (eval 1) line 3.
+The End.
+########
+
+# Check scope of pragma with eval
+use warnings FATAL => 'deprecated' ;
+eval '
+ 1 if $a EQ $b ;
+'; print STDERR "-- $@";
+print STDERR "The End.\n" ;
+EXPECT
+-- Use of EQ is deprecated at (eval 1) line 2.
+The End.
+########
+
+# Check scope of pragma with eval
+use warnings FATAL => 'deprecated' ;
+eval '
+ no warnings ;
+ 1 if $a EQ $b ;
+'; print STDERR "-- $@";
+1 if $a EQ $b ;
+print STDERR "The End.\n" ;
+EXPECT
+Use of EQ is deprecated at - line 8.
diff --git a/contrib/perl5/t/pragma/warn/8signal b/contrib/perl5/t/pragma/warn/8signal
new file mode 100644
index 0000000..d480f19
--- /dev/null
+++ b/contrib/perl5/t/pragma/warn/8signal
@@ -0,0 +1,18 @@
+Check interaction of __WARN__, __DIE__ & lexical Warnings
+
+TODO
+
+__END__
+# 8signal
+BEGIN { $| = 1; $SIG{__WARN__} = sub { print "WARN -- @_" } }
+BEGIN { $SIG{__DIE__} = sub { print "DIE -- @_" } }
+1 if 1 EQ 2 ;
+use warnings qw(deprecated) ;
+1 if 1 EQ 2 ;
+use warnings FATAL => qw(deprecated) ;
+1 if 1 EQ 2 ;
+print "The End.\n" ;
+EXPECT
+WARN -- Use of EQ is deprecated at - line 6.
+DIE -- Use of EQ is deprecated at - line 8.
+Use of EQ is deprecated at - line 8.
diff --git a/contrib/perl5/t/pragma/warn/9enabled b/contrib/perl5/t/pragma/warn/9enabled
new file mode 100755
index 0000000..7facf99
--- /dev/null
+++ b/contrib/perl5/t/pragma/warn/9enabled
@@ -0,0 +1,819 @@
+Check warnings::enabled & warnings::warn
+
+__END__
+
+--FILE-- abc.pm
+package abc ;
+use warnings "io" ;
+print "ok1\n" if ! warnings::enabled('all') ;
+print "ok2\n" if ! warnings::enabled("io") ;
+1;
+--FILE--
+no warnings;
+use abc ;
+EXPECT
+ok1
+ok2
+########
+
+--FILE-- abc.pm
+package abc ;
+no warnings ;
+print "ok1\n" if !warnings::enabled('all') ;
+print "ok2\n" if warnings::enabled("syntax") ;
+1;
+--FILE--
+use warnings 'syntax' ;
+use abc ;
+EXPECT
+ok1
+ok2
+########
+
+--FILE-- abc.pm
+package abc ;
+use warnings 'syntax' ;
+print "ok1\n" if warnings::enabled('io') ;
+print "ok2\n" if ! warnings::enabled("syntax") ;
+1;
+--FILE--
+use warnings 'io' ;
+use abc ;
+EXPECT
+ok1
+ok2
+########
+
+--FILE-- abc
+no warnings ;
+print "ok1\n" if !warnings::enabled('all') ;
+print "ok2\n" if warnings::enabled("syntax") ;
+1;
+--FILE--
+use warnings 'syntax' ;
+require "abc" ;
+EXPECT
+ok1
+ok2
+########
+
+--FILE-- abc
+use warnings 'syntax' ;
+print "ok1\n" if ! warnings::enabled('all') ;
+print "ok2\n" if ! warnings::enabled("syntax") ;
+print "ok3\n" if warnings::enabled("io") ;
+1;
+--FILE--
+use warnings 'io' ;
+require "abc" ;
+EXPECT
+ok1
+ok2
+ok3
+########
+
+--FILE-- abc.pm
+package abc ;
+no warnings ;
+sub check {
+ print "ok1\n" if !warnings::enabled('all') ;
+ print "ok2\n" if warnings::enabled("syntax") ;
+}
+1;
+--FILE--
+use warnings 'syntax' ;
+use abc ;
+abc::check() ;
+EXPECT
+ok1
+ok2
+########
+
+--FILE-- abc.pm
+package abc ;
+use warnings 'io' ;
+sub check {
+ print "ok1\n" if ! warnings::enabled('all') ;
+ print "ok2\n" if warnings::enabled("syntax") ;
+ print "ok3\n" if ! warnings::enabled("io") ;
+}
+1;
+--FILE--
+use warnings 'syntax' ;
+use abc ;
+abc::check() ;
+EXPECT
+ok1
+ok2
+ok3
+########
+
+--FILE-- abc
+package abc ;
+no warnings ;
+sub check {
+ print "ok1\n" if !warnings::enabled('all') ;
+ print "ok2\n" if warnings::enabled("syntax") ;
+}
+1;
+--FILE--
+use warnings 'syntax' ;
+require "abc" ;
+abc::check() ;
+EXPECT
+ok1
+ok2
+########
+
+--FILE-- abc
+package abc ;
+use warnings 'io' ;
+sub check {
+ print "ok1\n" if ! warnings::enabled('all') ;
+ print "ok2\n" if warnings::enabled("syntax") ;
+ print "ok3\n" if ! warnings::enabled("io") ;
+}
+1;
+--FILE--
+use warnings 'syntax' ;
+require "abc" ;
+abc::check() ;
+EXPECT
+ok1
+ok2
+ok3
+########
+
+--FILE-- abc.pm
+package abc ;
+use warnings "io" ;
+print "ok1\n" if ! warnings::enabled('all') ;
+print "ok2\n" if ! warnings::enabled("io") ;
+1;
+--FILE-- def.pm
+no warnings;
+use abc ;
+1;
+--FILE--
+use warnings;
+use def ;
+EXPECT
+ok1
+ok2
+########
+
+--FILE-- abc.pm
+package abc ;
+no warnings ;
+print "ok1\n" if ! warnings::enabled('all') ;
+print "ok2\n" if warnings::enabled("syntax") ;
+print "ok3\n" if !warnings::enabled("io") ;
+1;
+--FILE-- def.pm
+use warnings 'syntax' ;
+print "ok4\n" if !warnings::enabled('all') ;
+print "ok5\n" if warnings::enabled("io") ;
+use abc ;
+1;
+--FILE--
+use warnings 'io' ;
+use def ;
+EXPECT
+ok1
+ok2
+ok3
+ok4
+ok5
+########
+
+--FILE-- abc.pm
+package abc ;
+no warnings ;
+sub check {
+ print "ok1\n" if !warnings::enabled('all') ;
+ print "ok2\n" if warnings::enabled("syntax") ;
+}
+1;
+--FILE--
+use warnings 'syntax' ;
+use abc ;
+eval { abc::check() ; };
+print $@ ;
+EXPECT
+ok1
+ok2
+########
+
+--FILE-- abc.pm
+package abc ;
+use warnings 'io' ;
+sub check {
+ print "ok1\n" if ! warnings::enabled('all') ;
+ print "ok2\n" if warnings::enabled("syntax") ;
+ print "ok3\n" if ! warnings::enabled("io") ;
+}
+1;
+--FILE--
+use warnings 'syntax' ;
+use abc ;
+eval { abc::check() ; } ;
+print $@ ;
+EXPECT
+ok1
+ok2
+ok3
+########
+
+--FILE-- abc
+package abc ;
+no warnings ;
+sub check {
+ print "ok1\n" if !warnings::enabled('all') ;
+ print "ok2\n" if warnings::enabled("syntax") ;
+}
+1;
+--FILE--
+use warnings 'syntax' ;
+require "abc" ;
+eval { abc::check() ; } ;
+print $@ ;
+EXPECT
+ok1
+ok2
+########
+
+--FILE-- abc
+package abc ;
+use warnings 'io' ;
+sub check {
+ print "ok1\n" if !warnings::enabled('all') ;
+ print "ok2\n" if warnings::enabled("syntax") ;
+ print "ok3\n" if warnings::enabled("io") ;
+}
+1;
+--FILE--
+use warnings 'syntax' ;
+require "abc" ;
+eval { use warnings 'io' ; abc::check() ; };
+abc::check() ;
+print $@ ;
+EXPECT
+ok1
+ok2
+ok3
+ok1
+ok2
+########
+
+--FILE-- abc.pm
+package abc ;
+use warnings 'io' ;
+sub check {
+ print "ok1\n" if ! warnings::enabled('all') ;
+ print "ok2\n" if warnings::enabled("syntax") ;
+ print "ok3\n" if ! warnings::enabled("io") ;
+}
+1;
+--FILE--
+use warnings 'syntax' ;
+use abc ;
+sub fred { abc::check() }
+fred() ;
+EXPECT
+ok1
+ok2
+ok3
+########
+
+--FILE-- abc.pm
+package abc ;
+use warnings 'io' ;
+sub check {
+ print "ok1\n" if ! warnings::enabled('all') ;
+}
+1;
+--FILE--
+use warnings 'syntax' ;
+use abc ;
+sub fred { no warnings ; abc::check() }
+fred() ;
+EXPECT
+ok1
+########
+
+--FILE-- abc.pm
+package abc ;
+use warnings 'misc' ;
+sub check {
+ print "ok1\n" if ! warnings::enabled('all') ;
+ print "ok2\n" if warnings::enabled("syntax") ;
+ print "ok3\n" if warnings::enabled("io") ;
+ print "ok4\n" if ! warnings::enabled("misc") ;
+}
+1;
+--FILE--
+use warnings 'syntax' ;
+use abc ;
+sub fred { use warnings 'io' ; abc::check() }
+fred() ;
+EXPECT
+ok1
+ok2
+ok3
+ok4
+########
+
+# check warnings::warn
+use warnings ;
+eval { warnings::warn() } ;
+print $@ ;
+eval { warnings::warn("fred", "joe") } ;
+print $@ ;
+EXPECT
+Usage: warnings::warn([category,] 'message') at - line 4
+unknown warnings category 'fred' at - line 6
+ require 0 called at - line 6
+########
+
+--FILE-- abc.pm
+package abc ;
+use warnings 'misc' ;
+sub check { warnings::warn("io", "hello") }
+1;
+--FILE--
+use warnings "io" ;
+use abc;
+abc::check() ;
+EXPECT
+hello at - line 3
+########
+
+--FILE-- abc.pm
+package abc ;
+use warnings 'misc' ;
+sub check { warnings::warn("misc", "hello") }
+1;
+--FILE--
+use warnings "io" ;
+use abc;
+abc::check() ;
+EXPECT
+hello at - line 3
+########
+
+--FILE-- abc.pm
+package abc ;
+use warnings 'misc' ;
+sub check { warnings::warn("io", "hello") }
+1;
+--FILE--
+use warnings qw( FATAL deprecated ) ;
+use abc;
+eval { abc::check() ; } ;
+print "[[$@]]\n";
+EXPECT
+hello at - line 3
+[[]]
+########
+
+--FILE-- abc.pm
+package abc ;
+use warnings 'misc' ;
+sub check { warnings::warn("io", "hello") }
+1;
+--FILE--
+use warnings qw( FATAL io ) ;
+use abc;
+eval { abc::check() ; } ;
+print "[[$@]]\n";
+EXPECT
+[[hello at - line 3
+]]
+########
+-W
+--FILE-- abc.pm
+package abc ;
+use warnings "io" ;
+print "ok1\n" if warnings::enabled("io") ;
+print "ok2\n" if warnings::enabled("all") ;
+1;
+--FILE--
+no warnings;
+use abc ;
+EXPECT
+ok1
+ok2
+########
+-X
+--FILE-- abc.pm
+package abc ;
+use warnings "io" ;
+print "ok1\n" if !warnings::enabled("io") ;
+print "ok2\n" if !warnings::enabled("all") ;
+1;
+--FILE--
+use warnings;
+use abc ;
+EXPECT
+ok1
+ok2
+########
+
+--FILE-- abc.pm
+package abc ;
+no warnings ;
+sub check {
+ print "ok\n" if ! warnings::enabled() ;
+}
+1;
+--FILE--
+use warnings 'syntax' ;
+use abc ;
+abc::check() ;
+EXPECT
+package 'abc' not registered for warnings at - line 3
+########
+
+--FILE-- abc.pm
+package abc ;
+use warnings 'io' ;
+use warnings::register ;
+sub check {
+ print "ok1\n" if warnings::enabled ;
+ print "ok2\n" if warnings::enabled("syntax") ;
+ print "ok3\n" if !warnings::enabled("io") ;
+}
+1;
+--FILE--
+use warnings 'syntax' ;
+use abc ;
+use warnings 'abc' ;
+abc::check() ;
+EXPECT
+ok1
+ok2
+ok3
+########
+
+--FILE-- abc.pm
+package abc ;
+use warnings 'io' ;
+use warnings::register ;
+sub check {
+ print "ok1\n" if !warnings::enabled ;
+ print "ok2\n" if warnings::enabled("syntax") ;
+ print "ok3\n" if !warnings::enabled("io") ;
+}
+1;
+--FILE--
+use warnings 'syntax' ;
+use abc ;
+abc::check() ;
+EXPECT
+ok1
+ok2
+ok3
+########
+
+--FILE-- abc.pm
+package abc ;
+no warnings ;
+use warnings::register ;
+sub check {
+ print "ok1\n" if warnings::enabled ;
+ print "ok2\n" if warnings::enabled("syntax") ;
+}
+1;
+--FILE--
+use warnings 'syntax' ;
+use abc ;
+use warnings 'abc' ;
+eval { abc::check() ; };
+print $@ ;
+EXPECT
+ok1
+ok2
+########
+
+--FILE-- abc.pm
+package abc ;
+use warnings 'io' ;
+use warnings::register ;
+sub check {
+ print "ok1\n" if !warnings::enabled ;
+ print "ok2\n" if warnings::enabled("syntax") ;
+ print "ok3\n" if !warnings::enabled("io") ;
+}
+1;
+--FILE--
+use warnings 'syntax' ;
+use abc ;
+eval { abc::check() ; } ;
+print $@ ;
+EXPECT
+ok1
+ok2
+ok3
+########
+
+--FILE-- abc.pm
+package abc ;
+use warnings 'io' ;
+use warnings::register ;
+sub check {
+ print "ok1\n" if warnings::enabled ;
+ print "ok2\n" if warnings::enabled("syntax") ;
+ print "ok3\n" if !warnings::enabled("io") ;
+}
+1;
+--FILE--
+use warnings 'syntax' ;
+use abc ;
+use warnings 'abc' ;
+sub fred { abc::check() }
+fred() ;
+EXPECT
+ok1
+ok2
+ok3
+########
+
+--FILE-- abc.pm
+package abc ;
+use warnings 'io' ;
+use warnings::register ;
+sub check {
+ print "ok1\n" if ! warnings::enabled ;
+}
+1;
+--FILE--
+use warnings 'syntax' ;
+use abc ;
+sub fred { no warnings ; abc::check() }
+fred() ;
+EXPECT
+ok1
+########
+
+--FILE-- abc.pm
+package abc ;
+use warnings 'misc' ;
+use warnings::register;
+sub check {
+ print "ok1\n" if warnings::enabled ;
+ print "ok2\n" if warnings::enabled("syntax") ;
+ print "ok3\n" if warnings::enabled("io") ;
+ print "ok4\n" if ! warnings::enabled("misc") ;
+}
+1;
+--FILE--
+use warnings 'syntax' ;
+use abc ;
+use warnings 'abc' ;
+sub fred { use warnings 'io' ; abc::check() }
+fred() ;
+EXPECT
+ok1
+ok2
+ok3
+ok4
+########
+
+--FILE-- abc.pm
+package abc ;
+use warnings 'misc' ;
+use warnings::register;
+sub check { warnings::warn("hello") }
+1;
+--FILE--
+use abc;
+use warnings "abc" ;
+abc::check() ;
+EXPECT
+hello at - line 3
+########
+
+--FILE-- abc.pm
+package abc ;
+use warnings::register;
+sub check { warnings::warn("hello") }
+1;
+--FILE--
+use abc;
+abc::check() ;
+EXPECT
+hello at - line 2
+########
+
+--FILE-- abc.pm
+package abc ;
+use warnings::register ;
+sub check { warnings::warn("hello") }
+1;
+--FILE--
+use abc;
+use warnings qw( FATAL deprecated ) ;
+eval { abc::check() ; } ;
+print "[[$@]]\n";
+EXPECT
+hello at - line 3
+[[]]
+########
+
+--FILE-- abc.pm
+package abc ;
+use warnings::register ;
+sub check { warnings::warn("hello") }
+1;
+--FILE--
+use abc;
+use warnings qw( FATAL abc ) ;
+eval { abc::check() ; } ;
+print "[[$@]]\n";
+EXPECT
+[[hello at - line 3
+]]
+########
+-W
+--FILE-- abc.pm
+package abc ;
+use warnings "io" ;
+use warnings::register ;
+sub check {
+ print "ok1\n" if warnings::enabled() ;
+ print "ok2\n" if warnings::enabled("io") ;
+ print "ok3\n" if warnings::enabled("all") ;
+}
+1;
+--FILE--
+no warnings;
+use abc ;
+abc::check() ;
+EXPECT
+ok1
+ok2
+ok3
+########
+-X
+--FILE-- abc.pm
+package abc ;
+use warnings "io" ;
+use warnings::register ;
+sub check {
+ print "ok1\n" if !warnings::enabled() ;
+ print "ok2\n" if !warnings::enabled("io") ;
+ print "ok3\n" if !warnings::enabled("all") ;
+}
+1;
+--FILE--
+no warnings;
+use abc ;
+abc::check() ;
+EXPECT
+ok1
+ok2
+ok3
+########
+
+--FILE-- abc.pm
+package abc ;
+use warnings "io" ;
+use warnings::register ;
+sub check {
+ print "ok1\n" if warnings::enabled() ;
+ print "ok2\n" if warnings::enabled("io") ;
+ print "ok3\n" if warnings::enabled("all") ;
+}
+1;
+--FILE--
+use warnings 'all';
+use abc ;
+abc::check() ;
+EXPECT
+ok1
+ok2
+ok3
+########
+
+--FILE-- abc.pm
+package abc ;
+use warnings "io" ;
+use warnings::register ;
+sub check {
+ print "ok1\n" if !warnings::enabled() ;
+ print "ok2\n" if !warnings::enabled("io") ;
+ print "ok3\n" if !warnings::enabled("all") ;
+}
+1;
+--FILE--
+use abc ;
+no warnings ;
+abc::check() ;
+EXPECT
+ok1
+ok2
+ok3
+########
+
+--FILE-- abc.pm
+package abc ;
+use warnings "io" ;
+use warnings::register ;
+sub check {
+ print "ok1\n" if !warnings::enabled() ;
+ print "ok2\n" if !warnings::enabled("io") ;
+ print "ok3\n" if !warnings::enabled("all") ;
+}
+1;
+--FILE--
+use abc ;
+use warnings 'abc';
+no warnings ;
+abc::check() ;
+EXPECT
+ok1
+ok2
+ok3
+########
+
+--FILE-- abc.pm
+package abc ;
+use warnings "io" ;
+use warnings::register ;
+sub check {
+ print "abc self" . (warnings::enabled() ? "" : " not") . " enabled\n" ;
+ print "abc def" . (warnings::enabled('def') ? "" : " not") . " enabled\n" ;
+ print "abc all" . (warnings::enabled('all') ? "" : " not") . " enabled\n" ;
+}
+1;
+--FILE-- def.pm
+package def ;
+use warnings "io" ;
+use warnings::register ;
+sub check {
+ print "def self" . (warnings::enabled() ? "" : " not") . " enabled\n" ;
+ print "def abc" . (warnings::enabled('abc') ? "" : " not") . " enabled\n" ;
+ print "def all" . (warnings::enabled('all') ? "" : " not") . " enabled\n" ;
+}
+1;
+--FILE--
+use abc ;
+use def ;
+use warnings 'abc';
+abc::check() ;
+def::check() ;
+no warnings 'abc' ;
+use warnings 'def' ;
+abc::check() ;
+def::check() ;
+use warnings 'abc' ;
+use warnings 'def' ;
+abc::check() ;
+def::check() ;
+no warnings 'abc' ;
+no warnings 'def' ;
+abc::check() ;
+def::check() ;
+use warnings;
+abc::check() ;
+def::check() ;
+no warnings 'abc' ;
+abc::check() ;
+def::check() ;
+EXPECT
+abc self enabled
+abc def not enabled
+abc all not enabled
+def self not enabled
+def abc enabled
+def all not enabled
+abc self not enabled
+abc def enabled
+abc all not enabled
+def self enabled
+def abc not enabled
+def all not enabled
+abc self enabled
+abc def enabled
+abc all not enabled
+def self enabled
+def abc enabled
+def all not enabled
+abc self not enabled
+abc def not enabled
+abc all not enabled
+def self not enabled
+def abc not enabled
+def all not enabled
+abc self enabled
+abc def enabled
+abc all enabled
+def self enabled
+def abc enabled
+def all enabled
+abc self not enabled
+abc def enabled
+abc all not enabled
+def self enabled
+def abc not enabled
+def all not enabled
diff --git a/contrib/perl5/t/pragma/warn/av b/contrib/perl5/t/pragma/warn/av
new file mode 100644
index 0000000..79bd3b76
--- /dev/null
+++ b/contrib/perl5/t/pragma/warn/av
@@ -0,0 +1,9 @@
+ av.c
+
+ Mandatory Warnings ALL TODO
+ ------------------
+ av_reify called on tied array [av_reify]
+
+ Attempt to clear deleted array [av_clear]
+
+__END__
diff --git a/contrib/perl5/t/pragma/warn/doio b/contrib/perl5/t/pragma/warn/doio
new file mode 100644
index 0000000..bd40972
--- /dev/null
+++ b/contrib/perl5/t/pragma/warn/doio
@@ -0,0 +1,191 @@
+ doio.c
+
+ Can't open bidirectional pipe [Perl_do_open9]
+ open(F, "| true |");
+
+ Missing command in piped open [Perl_do_open9]
+ open(F, "| ");
+
+ Missing command in piped open [Perl_do_open9]
+ open(F, " |");
+
+ warn(warn_nl, "open"); [Perl_do_open9]
+ open(F, "true\ncd")
+
+ Close on unopened file <%s> [Perl_do_close] <<TODO
+ $a = "fred";close("$a")
+
+ tell() on unopened file [Perl_do_tell]
+ $a = "fred";$a = tell($a)
+
+ seek() on unopened file [Perl_do_seek]
+ $a = "fred";$a = seek($a,1,1)
+
+ sysseek() on unopened file [Perl_do_sysseek]
+ $a = "fred";$a = seek($a,1,1)
+
+ warn(warn_uninit); [Perl_do_print]
+ print $a ;
+
+ Stat on unopened file <%s> [Perl_my_stat]
+ close STDIN ; -x STDIN ;
+
+ warn(warn_nl, "stat"); [Perl_my_stat]
+ stat "ab\ncd"
+
+ warn(warn_nl, "lstat"); [Perl_my_lstat]
+ lstat "ab\ncd"
+
+ Can't exec \"%s\": %s [Perl_do_aexec5]
+
+ Can't exec \"%s\": %s [Perl_do_exec3]
+
+ Filehandle %s opened only for output [Perl_do_eof]
+ my $a = eof STDOUT
+
+ Mandatory Warnings ALL TODO
+ ------------------
+ Can't do inplace edit: %s is not a regular file [Perl_nextargv]
+ edit a directory
+
+ Can't do inplace edit: %s would not be unique [Perl_nextargv]
+ Can't rename %s to %s: %s, skipping file [Perl_nextargv]
+ Can't rename %s to %s: %s, skipping file [Perl_nextargv]
+ Can't remove %s: %s, skipping file [Perl_nextargv]
+ Can't do inplace edit on %s: %s [Perl_nextargv]
+
+
+__END__
+# doio.c [Perl_do_open9]
+use warnings 'io' ;
+open(F, '|'.($^O eq 'VMS' ? 'mcr ':'')."$^X -e 1|");
+close(F);
+no warnings 'io' ;
+open(G, '|'.($^O eq 'VMS' ? 'mcr ':'')."$^X -e 1|");
+close(G);
+EXPECT
+Can't open bidirectional pipe at - line 3.
+########
+# doio.c [Perl_do_open9]
+use warnings 'io' ;
+open(F, "| ");
+no warnings 'io' ;
+open(G, "| ");
+EXPECT
+Missing command in piped open at - line 3.
+########
+# doio.c [Perl_do_open9]
+use warnings 'io' ;
+open(F, " |");
+no warnings 'io' ;
+open(G, " |");
+EXPECT
+Missing command in piped open at - line 3.
+########
+# doio.c [Perl_do_open9]
+use warnings 'io' ;
+open(F, "<true\ncd");
+no warnings 'io' ;
+open(G, "<true\ncd");
+EXPECT
+Unsuccessful open on filename containing newline at - line 3.
+########
+# doio.c [Perl_do_close] <<TODO
+use warnings 'unopened' ;
+close "fred" ;
+no warnings 'unopened' ;
+close "joe" ;
+EXPECT
+Close on unopened file <fred> at - line 3.
+########
+# doio.c [Perl_do_tell Perl_do_seek Perl_do_sysseek Perl_my_stat]
+use warnings 'io' ;
+close STDIN ;
+tell(STDIN);
+$a = seek(STDIN,1,1);
+$a = sysseek(STDIN,1,1);
+-x STDIN ;
+no warnings 'io' ;
+close STDIN ;
+tell(STDIN);
+$a = seek(STDIN,1,1);
+$a = sysseek(STDIN,1,1);
+-x STDIN ;
+EXPECT
+tell() on unopened file at - line 4.
+seek() on unopened file at - line 5.
+sysseek() on unopened file at - line 6.
+Stat on unopened file <STDIN> at - line 7.
+########
+# doio.c [Perl_do_print]
+use warnings 'uninitialized' ;
+print $a ;
+no warnings 'uninitialized' ;
+print $b ;
+EXPECT
+Use of uninitialized value in print at - line 3.
+########
+# doio.c [Perl_my_stat Perl_my_lstat]
+use warnings 'io' ;
+stat "ab\ncd";
+lstat "ab\ncd";
+no warnings 'io' ;
+stat "ab\ncd";
+lstat "ab\ncd";
+EXPECT
+Unsuccessful stat on filename containing newline at - line 3.
+Unsuccessful stat on filename containing newline at - line 4.
+########
+# doio.c [Perl_do_aexec5]
+use warnings 'io' ;
+exec "lskdjfalksdjfdjfkls","" ;
+no warnings 'io' ;
+exec "lskdjfalksdjfdjfkls","" ;
+EXPECT
+OPTION regex
+Can't exec "lskdjfalksdjfdjfkls": .+
+########
+# doio.c [Perl_do_exec3]
+use warnings 'io' ;
+exec "lskdjfalksdjfdjfkls", "abc" ;
+no warnings 'io' ;
+exec "lskdjfalksdjfdjfkls", "abc" ;
+EXPECT
+OPTION regex
+Can't exec "lskdjfalksdjfdjfkls(:? abc)?": .+
+########
+# doio.c [Perl_nextargv]
+$^W = 0 ;
+my $filename = "./temp.dir" ;
+mkdir $filename, 0777
+ or die "Cannot create directory $filename: $!\n" ;
+{
+ local (@ARGV) = ($filename) ;
+ local ($^I) = "" ;
+ my $x = <> ;
+}
+{
+ no warnings 'inplace' ;
+ local (@ARGV) = ($filename) ;
+ local ($^I) = "" ;
+ my $x = <> ;
+}
+{
+ use warnings 'inplace' ;
+ local (@ARGV) = ($filename) ;
+ local ($^I) = "" ;
+ my $x = <> ;
+}
+rmdir $filename ;
+EXPECT
+Can't do inplace edit: ./temp.dir is not a regular file at - line 9.
+Can't do inplace edit: ./temp.dir is not a regular file at - line 21.
+
+########
+# doio.c [Perl_do_eof]
+use warnings 'io' ;
+my $a = eof STDOUT ;
+no warnings 'io' ;
+$a = eof STDOUT ;
+EXPECT
+Filehandle main::STDOUT opened only for output at - line 3.
diff --git a/contrib/perl5/t/pragma/warn/doop b/contrib/perl5/t/pragma/warn/doop
new file mode 100644
index 0000000..5803b44
--- /dev/null
+++ b/contrib/perl5/t/pragma/warn/doop
@@ -0,0 +1,6 @@
+# doop.c
+use utf8 ;
+$_ = "\x80 \xff" ;
+chop ;
+EXPECT
+########
diff --git a/contrib/perl5/t/pragma/warn/gv b/contrib/perl5/t/pragma/warn/gv
new file mode 100644
index 0000000..5ed4eca
--- /dev/null
+++ b/contrib/perl5/t/pragma/warn/gv
@@ -0,0 +1,54 @@
+ gv.c AOK
+
+ Can't locate package %s for @%s::ISA
+ @ISA = qw(Fred); joe()
+
+ Use of inherited AUTOLOAD for non-method %s::%.*s() is deprecated
+ sub Other::AUTOLOAD { 1 } sub Other::fred {}
+ @ISA = qw(Other) ;
+ fred() ;
+
+ Use of $# is deprecated
+ Use of $* is deprecated
+
+ $a = ${"#"} ;
+ $a = ${"*"} ;
+
+ Mandatory Warnings ALL TODO
+ ------------------
+
+ Had to create %s unexpectedly [gv_fetchpv]
+ Attempt to free unreferenced glob pointers [gp_free]
+
+__END__
+# gv.c
+use warnings 'misc' ;
+@ISA = qw(Fred); joe()
+EXPECT
+Can't locate package Fred for @main::ISA at - line 3.
+Undefined subroutine &main::joe called at - line 3.
+########
+# gv.c
+no warnings 'misc' ;
+@ISA = qw(Fred); joe()
+EXPECT
+Undefined subroutine &main::joe called at - line 3.
+########
+# gv.c
+sub Other::AUTOLOAD { 1 } sub Other::fred {}
+@ISA = qw(Other) ;
+use warnings 'deprecated' ;
+fred() ;
+EXPECT
+Use of inherited AUTOLOAD for non-method main::fred() is deprecated at - line 5.
+########
+# gv.c
+use warnings 'deprecated' ;
+$a = ${"#"};
+$a = ${"*"};
+no warnings 'deprecated' ;
+$a = ${"#"};
+$a = ${"*"};
+EXPECT
+Use of $# is deprecated at - line 3.
+Use of $* is deprecated at - line 4.
diff --git a/contrib/perl5/t/pragma/warn/hv b/contrib/perl5/t/pragma/warn/hv
new file mode 100644
index 0000000..c9eec02
--- /dev/null
+++ b/contrib/perl5/t/pragma/warn/hv
@@ -0,0 +1,8 @@
+ hv.c
+
+
+ Mandatory Warnings ALL TODO
+ ------------------
+ Attempt to free non-existent shared string [unsharepvn]
+
+__END__
diff --git a/contrib/perl5/t/pragma/warn/malloc b/contrib/perl5/t/pragma/warn/malloc
new file mode 100644
index 0000000..2f8b096
--- /dev/null
+++ b/contrib/perl5/t/pragma/warn/malloc
@@ -0,0 +1,9 @@
+ malloc.c
+
+
+ Mandatory Warnings ALL TODO
+ ------------------
+ %s free() ignored [Perl_mfree]
+ %s", "Bad free() ignored [Perl_mfree]
+
+__END__
diff --git a/contrib/perl5/t/pragma/warn/mg b/contrib/perl5/t/pragma/warn/mg
new file mode 100644
index 0000000..a8f9dbc
--- /dev/null
+++ b/contrib/perl5/t/pragma/warn/mg
@@ -0,0 +1,44 @@
+ mg.c AOK
+
+ No such signal: SIG%s
+ $SIG{FRED} = sub {}
+
+ SIG%s handler \"%s\" not defined.
+ $SIG{"INT"} = "ok3"; kill "INT",$$;
+
+ Mandatory Warnings TODO
+ ------------------
+ Can't break at that line [magic_setdbline]
+
+__END__
+# mg.c
+use warnings 'signal' ;
+$SIG{FRED} = sub {};
+EXPECT
+No such signal: SIGFRED at - line 3.
+########
+# mg.c
+no warnings 'signal' ;
+$SIG{FRED} = sub {};
+EXPECT
+
+########
+# mg.c
+use warnings 'signal' ;
+if ($^O eq 'MSWin32' || $^O eq 'VMS') {
+ print "SKIPPED\n# $^O, can't kill() to raise()\n"; exit;
+}
+$|=1;
+$SIG{"INT"} = "fred"; kill "INT",$$;
+EXPECT
+SIGINT handler "fred" not defined.
+########
+# mg.c
+no warnings 'signal' ;
+if ($^O eq 'MSWin32' || $^O eq 'VMS') {
+ print "SKIPPED\n# win32, can't kill() to raise()\n"; exit;
+}
+$|=1;
+$SIG{"INT"} = "fred"; kill "INT",$$;
+EXPECT
+
diff --git a/contrib/perl5/t/pragma/warn/op b/contrib/perl5/t/pragma/warn/op
new file mode 100644
index 0000000..1a79b4a
--- /dev/null
+++ b/contrib/perl5/t/pragma/warn/op
@@ -0,0 +1,861 @@
+ op.c AOK
+
+ "my" variable %s masks earlier declaration in same scope
+ my $x;
+ my $x ;
+
+ Variable "%s" may be unavailable
+ sub x {
+ my $x;
+ sub y {
+ $x
+ }
+ }
+
+ Variable "%s" will not stay shared
+ sub x {
+ my $x;
+ sub y {
+ sub { $x }
+ }
+ }
+
+ Found = in conditional, should be ==
+ 1 if $a = 1 ;
+
+ Use of implicit split to @_ is deprecated
+ split ;
+
+ Use of implicit split to @_ is deprecated
+ $a = split ;
+
+ Useless use of time in void context
+ Useless use of a variable in void context
+ Useless use of a constant in void context
+ time ;
+ $a ;
+ "abc"
+
+ Applying %s to %s will act on scalar(%s)
+ my $a ; my @a = () ; my %a = () ; my $b = \@a ; my $c = \%a ;
+ @a =~ /abc/ ;
+ @a =~ s/a/b/ ;
+ @a =~ tr/a/b/ ;
+ @$b =~ /abc/ ;
+ @$b =~ s/a/b/ ;
+ @$b =~ tr/a/b/ ;
+ %a =~ /abc/ ;
+ %a =~ s/a/b/ ;
+ %a =~ tr/a/b/ ;
+ %$c =~ /abc/ ;
+ %$c =~ s/a/b/ ;
+ %$c =~ tr/a/b/ ;
+
+
+ Parentheses missing around "my" list at -e line 1.
+ my $a, $b = (1,2);
+
+ Parentheses missing around "local" list at -e line 1.
+ local $a, $b = (1,2);
+
+ Bareword found in conditional at -e line 1.
+ use warnings 'bareword'; my $x = print(ABC || 1);
+
+ Value of %s may be \"0\"; use \"defined\"
+ $x = 1 if $x = <FH> ;
+ $x = 1 while $x = <FH> ;
+
+ Subroutine fred redefined at -e line 1.
+ sub fred{1;} sub fred{1;}
+
+ Constant subroutine %s redefined
+ sub fred() {1;} sub fred() {1;}
+
+ Format FRED redefined at /tmp/x line 5.
+ format FRED =
+ .
+ format FRED =
+ .
+
+ Array @%s missing the @ in argument %d of %s()
+ push fred ;
+
+ Hash %%%s missing the %% in argument %d of %s()
+ keys joe ;
+
+ Statement unlikely to be reached
+ (Maybe you meant system() when you said exec()?
+ exec "true" ; my $a
+
+ defined(@array) is deprecated
+ (Maybe you should just omit the defined()?)
+ my @a ; defined @a ;
+ defined (@a = (1,2,3)) ;
+
+ defined(%hash) is deprecated
+ (Maybe you should just omit the defined()?)
+ my %h ; defined %h ;
+
+ /---/ should probably be written as "---"
+ join(/---/, @foo);
+
+ %s() called too early to check prototype [Perl_peep]
+ fred() ; sub fred ($$) {}
+
+
+ Mandatory Warnings
+ ------------------
+ Prototype mismatch: [cv_ckproto]
+ sub fred() ;
+ sub fred($) {}
+
+ %s never introduced [pad_leavemy] TODO
+ Runaway prototype [newSUB] TODO
+ oops: oopsAV [oopsAV] TODO
+ oops: oopsHV [oopsHV] TODO
+
+
+__END__
+# op.c
+use warnings 'misc' ;
+my $x ;
+my $x ;
+no warnings 'misc' ;
+my $x ;
+EXPECT
+"my" variable $x masks earlier declaration in same scope at - line 4.
+########
+# op.c
+use warnings 'closure' ;
+sub x {
+ my $x;
+ sub y {
+ $x
+ }
+ }
+EXPECT
+Variable "$x" will not stay shared at - line 7.
+########
+# op.c
+no warnings 'closure' ;
+sub x {
+ my $x;
+ sub y {
+ $x
+ }
+ }
+EXPECT
+
+########
+# op.c
+use warnings 'closure' ;
+sub x {
+ my $x;
+ sub y {
+ sub { $x }
+ }
+ }
+EXPECT
+Variable "$x" may be unavailable at - line 6.
+########
+# op.c
+no warnings 'closure' ;
+sub x {
+ my $x;
+ sub y {
+ sub { $x }
+ }
+ }
+EXPECT
+
+########
+# op.c
+use warnings 'syntax' ;
+1 if $a = 1 ;
+no warnings 'syntax' ;
+1 if $a = 1 ;
+EXPECT
+Found = in conditional, should be == at - line 3.
+########
+# op.c
+use warnings 'deprecated' ;
+split ;
+no warnings 'deprecated' ;
+split ;
+EXPECT
+Use of implicit split to @_ is deprecated at - line 3.
+########
+# op.c
+use warnings 'deprecated' ;
+$a = split ;
+no warnings 'deprecated' ;
+$a = split ;
+EXPECT
+Use of implicit split to @_ is deprecated at - line 3.
+########
+# op.c
+use warnings 'void' ; close STDIN ;
+1 x 3 ; # OP_REPEAT
+ # OP_GVSV
+wantarray ; # OP_WANTARRAY
+ # OP_GV
+ # OP_PADSV
+ # OP_PADAV
+ # OP_PADHV
+ # OP_PADANY
+ # OP_AV2ARYLEN
+ref ; # OP_REF
+\@a ; # OP_REFGEN
+\$a ; # OP_SREFGEN
+defined $a ; # OP_DEFINED
+hex $a ; # OP_HEX
+oct $a ; # OP_OCT
+length $a ; # OP_LENGTH
+substr $a,1 ; # OP_SUBSTR
+vec $a,1,2 ; # OP_VEC
+index $a,1,2 ; # OP_INDEX
+rindex $a,1,2 ; # OP_RINDEX
+sprintf $a ; # OP_SPRINTF
+$a[0] ; # OP_AELEM
+ # OP_AELEMFAST
+@a[0] ; # OP_ASLICE
+#values %a ; # OP_VALUES
+#keys %a ; # OP_KEYS
+$a{0} ; # OP_HELEM
+@a{0} ; # OP_HSLICE
+unpack "a", "a" ; # OP_UNPACK
+pack $a,"" ; # OP_PACK
+join "" ; # OP_JOIN
+(@a)[0,1] ; # OP_LSLICE
+ # OP_ANONLIST
+ # OP_ANONHASH
+sort(1,2) ; # OP_SORT
+reverse(1,2) ; # OP_REVERSE
+ # OP_RANGE
+ # OP_FLIP
+(1 ..2) ; # OP_FLOP
+caller ; # OP_CALLER
+fileno STDIN ; # OP_FILENO
+eof STDIN ; # OP_EOF
+tell STDIN ; # OP_TELL
+readlink 1; # OP_READLINK
+time ; # OP_TIME
+localtime ; # OP_LOCALTIME
+gmtime ; # OP_GMTIME
+eval { getgrnam 1 }; # OP_GGRNAM
+eval { getgrgid 1 }; # OP_GGRGID
+eval { getpwnam 1 }; # OP_GPWNAM
+eval { getpwuid 1 }; # OP_GPWUID
+EXPECT
+Useless use of repeat (x) in void context at - line 3.
+Useless use of wantarray in void context at - line 5.
+Useless use of reference-type operator in void context at - line 12.
+Useless use of reference constructor in void context at - line 13.
+Useless use of single ref constructor in void context at - line 14.
+Useless use of defined operator in void context at - line 15.
+Useless use of hex in void context at - line 16.
+Useless use of oct in void context at - line 17.
+Useless use of length in void context at - line 18.
+Useless use of substr in void context at - line 19.
+Useless use of vec in void context at - line 20.
+Useless use of index in void context at - line 21.
+Useless use of rindex in void context at - line 22.
+Useless use of sprintf in void context at - line 23.
+Useless use of array element in void context at - line 24.
+Useless use of array slice in void context at - line 26.
+Useless use of hash element in void context at - line 29.
+Useless use of hash slice in void context at - line 30.
+Useless use of unpack in void context at - line 31.
+Useless use of pack in void context at - line 32.
+Useless use of join in void context at - line 33.
+Useless use of list slice in void context at - line 34.
+Useless use of sort in void context at - line 37.
+Useless use of reverse in void context at - line 38.
+Useless use of range (or flop) in void context at - line 41.
+Useless use of caller in void context at - line 42.
+Useless use of fileno in void context at - line 43.
+Useless use of eof in void context at - line 44.
+Useless use of tell in void context at - line 45.
+Useless use of readlink in void context at - line 46.
+Useless use of time in void context at - line 47.
+Useless use of localtime in void context at - line 48.
+Useless use of gmtime in void context at - line 49.
+Useless use of getgrnam in void context at - line 50.
+Useless use of getgrgid in void context at - line 51.
+Useless use of getpwnam in void context at - line 52.
+Useless use of getpwuid in void context at - line 53.
+########
+# op.c
+no warnings 'void' ; close STDIN ;
+1 x 3 ; # OP_REPEAT
+ # OP_GVSV
+wantarray ; # OP_WANTARRAY
+ # OP_GV
+ # OP_PADSV
+ # OP_PADAV
+ # OP_PADHV
+ # OP_PADANY
+ # OP_AV2ARYLEN
+ref ; # OP_REF
+\@a ; # OP_REFGEN
+\$a ; # OP_SREFGEN
+defined $a ; # OP_DEFINED
+hex $a ; # OP_HEX
+oct $a ; # OP_OCT
+length $a ; # OP_LENGTH
+substr $a,1 ; # OP_SUBSTR
+vec $a,1,2 ; # OP_VEC
+index $a,1,2 ; # OP_INDEX
+rindex $a,1,2 ; # OP_RINDEX
+sprintf $a ; # OP_SPRINTF
+$a[0] ; # OP_AELEM
+ # OP_AELEMFAST
+@a[0] ; # OP_ASLICE
+#values %a ; # OP_VALUES
+#keys %a ; # OP_KEYS
+$a{0} ; # OP_HELEM
+@a{0} ; # OP_HSLICE
+unpack "a", "a" ; # OP_UNPACK
+pack $a,"" ; # OP_PACK
+join "" ; # OP_JOIN
+(@a)[0,1] ; # OP_LSLICE
+ # OP_ANONLIST
+ # OP_ANONHASH
+sort(1,2) ; # OP_SORT
+reverse(1,2) ; # OP_REVERSE
+ # OP_RANGE
+ # OP_FLIP
+(1 ..2) ; # OP_FLOP
+caller ; # OP_CALLER
+fileno STDIN ; # OP_FILENO
+eof STDIN ; # OP_EOF
+tell STDIN ; # OP_TELL
+readlink 1; # OP_READLINK
+time ; # OP_TIME
+localtime ; # OP_LOCALTIME
+gmtime ; # OP_GMTIME
+eval { getgrnam 1 }; # OP_GGRNAM
+eval { getgrgid 1 }; # OP_GGRGID
+eval { getpwnam 1 }; # OP_GPWNAM
+eval { getpwuid 1 }; # OP_GPWUID
+EXPECT
+########
+# op.c
+use warnings 'void' ;
+for (@{[0]}) { "$_" } # check warning isn't duplicated
+no warnings 'void' ;
+for (@{[0]}) { "$_" } # check warning isn't duplicated
+EXPECT
+Useless use of string in void context at - line 3.
+########
+# op.c
+use warnings 'void' ;
+use Config ;
+BEGIN {
+ if ( ! $Config{d_telldir}) {
+ print <<EOM ;
+SKIPPED
+# telldir not present
+EOM
+ exit
+ }
+}
+telldir 1 ; # OP_TELLDIR
+no warnings 'void' ;
+telldir 1 ; # OP_TELLDIR
+EXPECT
+Useless use of telldir in void context at - line 13.
+########
+# op.c
+use warnings 'void' ;
+use Config ;
+BEGIN {
+ if ( ! $Config{d_getppid}) {
+ print <<EOM ;
+SKIPPED
+# getppid not present
+EOM
+ exit
+ }
+}
+getppid ; # OP_GETPPID
+no warnings 'void' ;
+getppid ; # OP_GETPPID
+EXPECT
+Useless use of getppid in void context at - line 13.
+########
+# op.c
+use warnings 'void' ;
+use Config ;
+BEGIN {
+ if ( ! $Config{d_getpgrp}) {
+ print <<EOM ;
+SKIPPED
+# getpgrp not present
+EOM
+ exit
+ }
+}
+getpgrp ; # OP_GETPGRP
+no warnings 'void' ;
+getpgrp ; # OP_GETPGRP
+EXPECT
+Useless use of getpgrp in void context at - line 13.
+########
+# op.c
+use warnings 'void' ;
+use Config ;
+BEGIN {
+ if ( ! $Config{d_times}) {
+ print <<EOM ;
+SKIPPED
+# times not present
+EOM
+ exit
+ }
+}
+times ; # OP_TMS
+no warnings 'void' ;
+times ; # OP_TMS
+EXPECT
+Useless use of times in void context at - line 13.
+########
+# op.c
+use warnings 'void' ;
+use Config ;
+BEGIN {
+ if ( ! $Config{d_getprior} or $^O eq 'os2') { # Locks before fixpak22
+ print <<EOM ;
+SKIPPED
+# getpriority not present
+EOM
+ exit
+ }
+}
+getpriority 1,2; # OP_GETPRIORITY
+no warnings 'void' ;
+getpriority 1,2; # OP_GETPRIORITY
+EXPECT
+Useless use of getpriority in void context at - line 13.
+########
+# op.c
+use warnings 'void' ;
+use Config ;
+BEGIN {
+ if ( ! $Config{d_getlogin}) {
+ print <<EOM ;
+SKIPPED
+# getlogin not present
+EOM
+ exit
+ }
+}
+getlogin ; # OP_GETLOGIN
+no warnings 'void' ;
+getlogin ; # OP_GETLOGIN
+EXPECT
+Useless use of getlogin in void context at - line 13.
+########
+# op.c
+use warnings 'void' ;
+use Config ; BEGIN {
+if ( ! $Config{d_socket}) {
+ print <<EOM ;
+SKIPPED
+# getsockname not present
+# getpeername not present
+# gethostbyname not present
+# gethostbyaddr not present
+# gethostent not present
+# getnetbyname not present
+# getnetbyaddr not present
+# getnetent not present
+# getprotobyname not present
+# getprotobynumber not present
+# getprotoent not present
+# getservbyname not present
+# getservbyport not present
+# getservent not present
+EOM
+ exit
+} }
+getsockname STDIN ; # OP_GETSOCKNAME
+getpeername STDIN ; # OP_GETPEERNAME
+gethostbyname 1 ; # OP_GHBYNAME
+gethostbyaddr 1,2; # OP_GHBYADDR
+gethostent ; # OP_GHOSTENT
+getnetbyname 1 ; # OP_GNBYNAME
+getnetbyaddr 1,2 ; # OP_GNBYADDR
+getnetent ; # OP_GNETENT
+getprotobyname 1; # OP_GPBYNAME
+getprotobynumber 1; # OP_GPBYNUMBER
+getprotoent ; # OP_GPROTOENT
+getservbyname 1,2; # OP_GSBYNAME
+getservbyport 1,2; # OP_GSBYPORT
+getservent ; # OP_GSERVENT
+
+no warnings 'void' ;
+getsockname STDIN ; # OP_GETSOCKNAME
+getpeername STDIN ; # OP_GETPEERNAME
+gethostbyname 1 ; # OP_GHBYNAME
+gethostbyaddr 1,2; # OP_GHBYADDR
+gethostent ; # OP_GHOSTENT
+getnetbyname 1 ; # OP_GNBYNAME
+getnetbyaddr 1,2 ; # OP_GNBYADDR
+getnetent ; # OP_GNETENT
+getprotobyname 1; # OP_GPBYNAME
+getprotobynumber 1; # OP_GPBYNUMBER
+getprotoent ; # OP_GPROTOENT
+getservbyname 1,2; # OP_GSBYNAME
+getservbyport 1,2; # OP_GSBYPORT
+getservent ; # OP_GSERVENT
+INIT {
+ # some functions may not be there, so we exit without running
+ exit;
+}
+EXPECT
+Useless use of getsockname in void context at - line 24.
+Useless use of getpeername in void context at - line 25.
+Useless use of gethostbyname in void context at - line 26.
+Useless use of gethostbyaddr in void context at - line 27.
+Useless use of gethostent in void context at - line 28.
+Useless use of getnetbyname in void context at - line 29.
+Useless use of getnetbyaddr in void context at - line 30.
+Useless use of getnetent in void context at - line 31.
+Useless use of getprotobyname in void context at - line 32.
+Useless use of getprotobynumber in void context at - line 33.
+Useless use of getprotoent in void context at - line 34.
+Useless use of getservbyname in void context at - line 35.
+Useless use of getservbyport in void context at - line 36.
+Useless use of getservent in void context at - line 37.
+########
+# op.c
+use warnings 'void' ;
+*a ; # OP_RV2GV
+$a ; # OP_RV2SV
+@a ; # OP_RV2AV
+%a ; # OP_RV2HV
+no warnings 'void' ;
+*a ; # OP_RV2GV
+$a ; # OP_RV2SV
+@a ; # OP_RV2AV
+%a ; # OP_RV2HV
+EXPECT
+Useless use of a variable in void context at - line 3.
+Useless use of a variable in void context at - line 4.
+Useless use of a variable in void context at - line 5.
+Useless use of a variable in void context at - line 6.
+########
+# op.c
+use warnings 'void' ;
+"abc"; # OP_CONST
+7 ; # OP_CONST
+no warnings 'void' ;
+"abc"; # OP_CONST
+7 ; # OP_CONST
+EXPECT
+Useless use of a constant in void context at - line 3.
+Useless use of a constant in void context at - line 4.
+########
+# op.c
+BEGIN{ $ENV{PERL_DESTRUCT_LEVEL} = 0 unless $ENV{PERL_DESTRUCT_LEVEL} > 3; } # known scalar leak
+use warnings 'misc' ;
+my $a ; my @a = () ; my %a = () ; my $b = \@a ; my $c = \%a ;
+@a =~ /abc/ ;
+@a =~ s/a/b/ ;
+@a =~ tr/a/b/ ;
+@$b =~ /abc/ ;
+@$b =~ s/a/b/ ;
+@$b =~ tr/a/b/ ;
+%a =~ /abc/ ;
+%a =~ s/a/b/ ;
+%a =~ tr/a/b/ ;
+%$c =~ /abc/ ;
+%$c =~ s/a/b/ ;
+%$c =~ tr/a/b/ ;
+{
+no warnings 'misc' ;
+my $a ; my @a = () ; my %a = () ; my $b = \@a ; my $c = \%a ;
+@a =~ /abc/ ;
+@a =~ s/a/b/ ;
+@a =~ tr/a/b/ ;
+@$b =~ /abc/ ;
+@$b =~ s/a/b/ ;
+@$b =~ tr/a/b/ ;
+%a =~ /abc/ ;
+%a =~ s/a/b/ ;
+%a =~ tr/a/b/ ;
+%$c =~ /abc/ ;
+%$c =~ s/a/b/ ;
+%$c =~ tr/a/b/ ;
+}
+EXPECT
+Applying pattern match (m//) to @array will act on scalar(@array) at - line 5.
+Applying substitution (s///) to @array will act on scalar(@array) at - line 6.
+Can't modify private array in substitution (s///) at - line 6, near "s/a/b/ ;"
+Applying transliteration (tr///) to @array will act on scalar(@array) at - line 7.
+Applying pattern match (m//) to @array will act on scalar(@array) at - line 8.
+Applying substitution (s///) to @array will act on scalar(@array) at - line 9.
+Applying transliteration (tr///) to @array will act on scalar(@array) at - line 10.
+Applying pattern match (m//) to %hash will act on scalar(%hash) at - line 11.
+Applying substitution (s///) to %hash will act on scalar(%hash) at - line 12.
+Applying transliteration (tr///) to %hash will act on scalar(%hash) at - line 13.
+Applying pattern match (m//) to %hash will act on scalar(%hash) at - line 14.
+Applying substitution (s///) to %hash will act on scalar(%hash) at - line 15.
+Applying transliteration (tr///) to %hash will act on scalar(%hash) at - line 16.
+BEGIN not safe after errors--compilation aborted at - line 18.
+########
+# op.c
+use warnings 'syntax' ;
+my $a, $b = (1,2);
+no warnings 'syntax' ;
+my $c, $d = (1,2);
+EXPECT
+Parentheses missing around "my" list at - line 3.
+########
+# op.c
+use warnings 'syntax' ;
+local $a, $b = (1,2);
+no warnings 'syntax' ;
+local $c, $d = (1,2);
+EXPECT
+Parentheses missing around "local" list at - line 3.
+########
+# op.c
+use warnings 'bareword' ;
+print (ABC || 1) ;
+no warnings 'bareword' ;
+print (ABC || 1) ;
+EXPECT
+Bareword found in conditional at - line 3.
+########
+--FILE-- abc
+
+--FILE--
+# op.c
+use warnings 'misc' ;
+open FH, "<abc" ;
+$x = 1 if $x = <FH> ;
+no warnings 'misc' ;
+$x = 1 if $x = <FH> ;
+EXPECT
+Value of <HANDLE> construct can be "0"; test with defined() at - line 4.
+########
+# op.c
+use warnings 'misc' ;
+opendir FH, "." ;
+$x = 1 if $x = readdir FH ;
+no warnings 'misc' ;
+$x = 1 if $x = readdir FH ;
+closedir FH ;
+EXPECT
+Value of readdir() operator can be "0"; test with defined() at - line 4.
+########
+# op.c
+use warnings 'misc' ;
+$x = 1 if $x = <*> ;
+no warnings 'misc' ;
+$x = 1 if $x = <*> ;
+EXPECT
+Value of glob construct can be "0"; test with defined() at - line 3.
+########
+# op.c
+use warnings 'misc' ;
+%a = (1,2,3,4) ;
+$x = 1 if $x = each %a ;
+no warnings 'misc' ;
+$x = 1 if $x = each %a ;
+EXPECT
+Value of each() operator can be "0"; test with defined() at - line 4.
+########
+# op.c
+use warnings 'misc' ;
+$x = 1 while $x = <*> and 0 ;
+no warnings 'misc' ;
+$x = 1 while $x = <*> and 0 ;
+EXPECT
+Value of glob construct can be "0"; test with defined() at - line 3.
+########
+# op.c
+use warnings 'misc' ;
+opendir FH, "." ;
+$x = 1 while $x = readdir FH and 0 ;
+no warnings 'misc' ;
+$x = 1 while $x = readdir FH and 0 ;
+closedir FH ;
+EXPECT
+Value of readdir() operator can be "0"; test with defined() at - line 4.
+########
+# op.c
+use warnings 'redefine' ;
+sub fred {}
+sub fred {}
+no warnings 'redefine' ;
+sub fred {}
+EXPECT
+Subroutine fred redefined at - line 4.
+########
+# op.c
+use warnings 'redefine' ;
+sub fred () { 1 }
+sub fred () { 1 }
+no warnings 'redefine' ;
+sub fred () { 1 }
+EXPECT
+Constant subroutine fred redefined at - line 4.
+########
+# op.c
+use warnings 'redefine' ;
+format FRED =
+.
+format FRED =
+.
+no warnings 'redefine' ;
+format FRED =
+.
+EXPECT
+Format FRED redefined at - line 5.
+########
+# op.c
+use warnings 'deprecated' ;
+push FRED;
+no warnings 'deprecated' ;
+push FRED;
+EXPECT
+Array @FRED missing the @ in argument 1 of push() at - line 3.
+########
+# op.c
+use warnings 'deprecated' ;
+@a = keys FRED ;
+no warnings 'deprecated' ;
+@a = keys FRED ;
+EXPECT
+Hash %FRED missing the % in argument 1 of keys() at - line 3.
+########
+# op.c
+use warnings 'syntax' ;
+exec "$^X -e 1" ;
+my $a
+EXPECT
+Statement unlikely to be reached at - line 4.
+ (Maybe you meant system() when you said exec()?)
+########
+# op.c
+use warnings 'deprecated' ;
+my @a; defined(@a);
+EXPECT
+defined(@array) is deprecated at - line 3.
+ (Maybe you should just omit the defined()?)
+########
+# op.c
+use warnings 'deprecated' ;
+defined(@a = (1,2,3));
+EXPECT
+defined(@array) is deprecated at - line 3.
+ (Maybe you should just omit the defined()?)
+########
+# op.c
+use warnings 'deprecated' ;
+my %h; defined(%h);
+EXPECT
+defined(%hash) is deprecated at - line 3.
+ (Maybe you should just omit the defined()?)
+########
+# op.c
+no warnings 'syntax' ;
+exec "$^X -e 1" ;
+my $a
+EXPECT
+
+########
+# op.c
+sub fred();
+sub fred($) {}
+EXPECT
+Prototype mismatch: sub main::fred () vs ($) at - line 3.
+########
+# op.c
+$^W = 0 ;
+sub fred() ;
+sub fred($) {}
+{
+ no warnings 'prototype' ;
+ sub Fred() ;
+ sub Fred($) {}
+ use warnings 'prototype' ;
+ sub freD() ;
+ sub freD($) {}
+}
+sub FRED() ;
+sub FRED($) {}
+EXPECT
+Prototype mismatch: sub main::fred () vs ($) at - line 4.
+Prototype mismatch: sub main::freD () vs ($) at - line 11.
+Prototype mismatch: sub main::FRED () vs ($) at - line 14.
+########
+# op.c
+use warnings 'syntax' ;
+join /---/, 'x', 'y', 'z';
+EXPECT
+/---/ should probably be written as "---" at - line 3.
+########
+# op.c [Perl_peep]
+use warnings 'prototype' ;
+fred() ;
+sub fred ($$) {}
+no warnings 'prototype' ;
+joe() ;
+sub joe ($$) {}
+EXPECT
+main::fred() called too early to check prototype at - line 3.
+########
+# op.c [Perl_newATTRSUB]
+--FILE-- abc.pm
+use warnings 'void' ;
+BEGIN { $| = 1; print "in begin\n"; }
+CHECK { print "in check\n"; }
+INIT { print "in init\n"; }
+END { print "in end\n"; }
+print "in mainline\n";
+1;
+--FILE--
+use abc;
+delete $INC{"abc.pm"};
+require abc;
+do "abc.pm";
+EXPECT
+in begin
+in mainline
+in check
+in init
+in begin
+Too late to run CHECK block at abc.pm line 3.
+Too late to run INIT block at abc.pm line 4.
+in mainline
+in begin
+Too late to run CHECK block at abc.pm line 3.
+Too late to run INIT block at abc.pm line 4.
+in mainline
+in end
+in end
+in end
+########
+# op.c [Perl_newATTRSUB]
+--FILE-- abc.pm
+no warnings 'void' ;
+BEGIN { $| = 1; print "in begin\n"; }
+CHECK { print "in check\n"; }
+INIT { print "in init\n"; }
+END { print "in end\n"; }
+print "in mainline\n";
+1;
+--FILE--
+require abc;
+do "abc.pm";
+EXPECT
+in begin
+in mainline
+in begin
+in mainline
+in end
+in end
diff --git a/contrib/perl5/t/pragma/warn/perl b/contrib/perl5/t/pragma/warn/perl
new file mode 100644
index 0000000..4580749
--- /dev/null
+++ b/contrib/perl5/t/pragma/warn/perl
@@ -0,0 +1,57 @@
+ perl.c AOK
+
+ gv_check(defstash)
+ Name \"%s::%s\" used only once: possible typo
+
+ Mandatory Warnings All TODO
+ ------------------
+ Recompile perl with -DDEBUGGING to use -D switch [moreswitches]
+ Unbalanced scopes: %ld more ENTERs than LEAVEs [perl_destruct]
+ Unbalanced saves: %ld more saves than restores [perl_destruct]
+ Unbalanced tmps: %ld more allocs than frees [perl_destruct]
+ Unbalanced context: %ld more PUSHes than POPs [perl_destruct]
+ Unbalanced string table refcount: (%d) for \"%s\" [perl_destruct]
+ Scalars leaked: %ld [perl_destruct]
+
+
+__END__
+# perl.c
+no warnings 'once' ;
+$x = 3 ;
+use warnings 'once' ;
+$z = 3 ;
+EXPECT
+Name "main::z" used only once: possible typo at - line 5.
+########
+-w
+# perl.c
+$x = 3 ;
+no warnings 'once' ;
+$z = 3
+EXPECT
+Name "main::x" used only once: possible typo at - line 3.
+########
+# perl.c
+BEGIN { $^W =1 ; }
+$x = 3 ;
+no warnings 'once' ;
+$z = 3
+EXPECT
+Name "main::x" used only once: possible typo at - line 3.
+########
+-W
+# perl.c
+no warnings 'once' ;
+$x = 3 ;
+use warnings 'once' ;
+$z = 3 ;
+EXPECT
+Name "main::x" used only once: possible typo at - line 4.
+Name "main::z" used only once: possible typo at - line 6.
+########
+-X
+# perl.c
+use warnings 'once' ;
+$x = 3 ;
+EXPECT
+
diff --git a/contrib/perl5/t/pragma/warn/perlio b/contrib/perl5/t/pragma/warn/perlio
new file mode 100644
index 0000000..18c0dfa
--- /dev/null
+++ b/contrib/perl5/t/pragma/warn/perlio
@@ -0,0 +1,10 @@
+ perlio.c
+
+
+ Mandatory Warnings ALL TODO
+ ------------------
+ Setting cnt to %d
+ Setting ptr %p > end+1 %p
+ Setting cnt to %d, ptr implies %d
+
+__END__
diff --git a/contrib/perl5/t/pragma/warn/perly b/contrib/perl5/t/pragma/warn/perly
new file mode 100644
index 0000000..afc5dcc
--- /dev/null
+++ b/contrib/perl5/t/pragma/warn/perly
@@ -0,0 +1,31 @@
+ perly.y AOK
+
+ dep() => deprecate("\"do\" to call subroutines")
+ Use of "do" to call subroutines is deprecated
+
+ sub fred {} do fred()
+ sub fred {} do fred(1)
+ sub fred {} $a = "fred" ; do $a()
+ sub fred {} $a = "fred" ; do $a(1)
+
+
+__END__
+# perly.y
+use warnings 'deprecated' ;
+sub fred {}
+do fred() ;
+do fred(1) ;
+$a = "fred" ;
+do $a() ;
+do $a(1) ;
+no warnings 'deprecated' ;
+do fred() ;
+do fred(1) ;
+$a = "fred" ;
+do $a() ;
+do $a(1) ;
+EXPECT
+Use of "do" to call subroutines is deprecated at - line 4.
+Use of "do" to call subroutines is deprecated at - line 5.
+Use of "do" to call subroutines is deprecated at - line 7.
+Use of "do" to call subroutines is deprecated at - line 8.
diff --git a/contrib/perl5/t/pragma/warn/pp b/contrib/perl5/t/pragma/warn/pp
new file mode 100644
index 0000000..8f42ba6
--- /dev/null
+++ b/contrib/perl5/t/pragma/warn/pp
@@ -0,0 +1,110 @@
+ pp.c TODO
+
+ substr outside of string
+ $a = "ab" ; $b = substr($a, 4,5) ;
+
+ Attempt to use reference as lvalue in substr
+ $a = "ab" ; $b = \$a ; substr($b, 1,1) = $b
+
+ uninitialized in pp_rv2gv()
+ my *b = *{ undef()}
+
+ uninitialized in pp_rv2sv()
+ my $a = undef ; my $b = $$a
+
+ Odd number of elements in hash list
+ my $a = { 1,2,3 } ;
+
+ Invalid type in unpack: '%c
+ my $A = pack ("A,A", 1,2) ;
+ my @A = unpack ("A,A", "22") ;
+
+ Attempt to pack pointer to temporary value
+ pack("p", "abc") ;
+
+ Explicit blessing to '' (assuming package main)
+ bless \[], "";
+
+ Constant subroutine %s undefined <<<TODO
+ Constant subroutine (anonymous) undefined <<<TODO
+
+__END__
+# pp.c
+use warnings 'substr' ;
+$a = "ab" ;
+$b = substr($a, 4,5) ;
+no warnings 'substr' ;
+$a = "ab" ;
+$b = substr($a, 4,5) ;
+EXPECT
+substr outside of string at - line 4.
+########
+# pp.c
+use warnings 'substr' ;
+$a = "ab" ;
+$b = \$a ;
+substr($b, 1,1) = "ab" ;
+no warnings 'substr' ;
+substr($b, 1,1) = "ab" ;
+EXPECT
+Attempt to use reference as lvalue in substr at - line 5.
+########
+# pp.c
+use warnings 'uninitialized' ;
+# TODO
+EXPECT
+
+########
+# pp.c
+use warnings 'misc' ;
+my $a = { 1,2,3};
+no warnings 'misc' ;
+my $b = { 1,2,3};
+EXPECT
+Odd number of elements in hash assignment at - line 3.
+########
+# pp.c
+use warnings 'pack' ;
+use warnings 'unpack' ;
+my @a = unpack ("A,A", "22") ;
+my $a = pack ("A,A", 1,2) ;
+no warnings 'pack' ;
+no warnings 'unpack' ;
+my @b = unpack ("A,A", "22") ;
+my $b = pack ("A,A", 1,2) ;
+EXPECT
+Invalid type in unpack: ',' at - line 4.
+Invalid type in pack: ',' at - line 5.
+########
+# pp.c
+use warnings 'uninitialized' ;
+my $a = undef ;
+my $b = $$a;
+no warnings 'uninitialized' ;
+my $c = $$a;
+EXPECT
+Use of uninitialized value in scalar dereference at - line 4.
+########
+# pp.c
+use warnings 'pack' ;
+sub foo { my $a = "a"; return $a . $a++ . $a++ }
+my $a = pack("p", &foo) ;
+no warnings 'pack' ;
+my $b = pack("p", &foo) ;
+EXPECT
+Attempt to pack pointer to temporary value at - line 4.
+########
+# pp.c
+use warnings 'misc' ;
+bless \[], "" ;
+no warnings 'misc' ;
+bless \[], "" ;
+EXPECT
+Explicit blessing to '' (assuming package main) at - line 3.
+########
+# pp.c
+use utf8 ;
+$_ = "\x80 \xff" ;
+reverse ;
+EXPECT
+########
diff --git a/contrib/perl5/t/pragma/warn/pp_ctl b/contrib/perl5/t/pragma/warn/pp_ctl
new file mode 100644
index 0000000..0deccd3
--- /dev/null
+++ b/contrib/perl5/t/pragma/warn/pp_ctl
@@ -0,0 +1,217 @@
+ pp_ctl.c AOK
+
+ Not enough format arguments
+ format STDOUT =
+ @<<< @<<<
+ $a
+ .
+ write;
+
+
+ Exiting substitution via %s
+ $_ = "abc" ;
+ while ($i ++ == 0)
+ {
+ s/ab/last/e ;
+ }
+
+ Exiting subroutine via %s
+ sub fred { last }
+ { fred() }
+
+ Exiting eval via %s
+ { eval "last" }
+
+ Exiting pseudo-block via %s
+ @a = (1,2) ; @b = sort { last } @a ;
+
+ Exiting substitution via %s
+ $_ = "abc" ;
+ last fred:
+ while ($i ++ == 0)
+ {
+ s/ab/last fred/e ;
+ }
+
+
+ Exiting subroutine via %s
+ sub fred { last joe }
+ joe: { fred() }
+
+ Exiting eval via %s
+ fred: { eval "last fred" }
+
+ Exiting pseudo-block via %s
+ @a = (1,2) ; fred: @b = sort { last fred } @a ;
+
+
+ Deep recursion on subroutine \"%s\"
+ sub fred
+ {
+ fred() if $a++ < 200
+ }
+
+ fred()
+
+ (in cleanup) foo bar
+ package Foo;
+ DESTROY { die "foo bar" }
+ { bless [], 'Foo' for 1..10 }
+
+__END__
+# pp_ctl.c
+use warnings 'syntax' ;
+format STDOUT =
+@<<< @<<<
+1
+.
+write;
+EXPECT
+Not enough format arguments at - line 5.
+1
+########
+# pp_ctl.c
+no warnings 'syntax' ;
+format =
+@<<< @<<<
+1
+.
+write ;
+EXPECT
+1
+########
+# pp_ctl.c
+use warnings 'exiting' ;
+$_ = "abc" ;
+
+while ($i ++ == 0)
+{
+ s/ab/last/e ;
+}
+no warnings 'exiting' ;
+while ($i ++ == 0)
+{
+ s/ab/last/e ;
+}
+EXPECT
+Exiting substitution via last at - line 7.
+########
+# pp_ctl.c
+use warnings 'exiting' ;
+sub fred { last }
+{ fred() }
+no warnings 'exiting' ;
+sub joe { last }
+{ joe() }
+EXPECT
+Exiting subroutine via last at - line 3.
+########
+# pp_ctl.c
+{
+ eval "use warnings 'exiting' ; last;"
+}
+print STDERR $@ ;
+{
+ eval "no warnings 'exiting' ;last;"
+}
+print STDERR $@ ;
+EXPECT
+Exiting eval via last at (eval 1) line 1.
+########
+# pp_ctl.c
+use warnings 'exiting' ;
+@a = (1,2) ;
+@b = sort { last } @a ;
+no warnings 'exiting' ;
+@b = sort { last } @a ;
+EXPECT
+Exiting pseudo-block via last at - line 4.
+Can't "last" outside a loop block at - line 4.
+########
+# pp_ctl.c
+use warnings 'exiting' ;
+$_ = "abc" ;
+fred:
+while ($i ++ == 0)
+{
+ s/ab/last fred/e ;
+}
+no warnings 'exiting' ;
+while ($i ++ == 0)
+{
+ s/ab/last fred/e ;
+}
+EXPECT
+Exiting substitution via last at - line 7.
+########
+# pp_ctl.c
+use warnings 'exiting' ;
+sub fred { last joe }
+joe: { fred() }
+no warnings 'exiting' ;
+sub Fred { last Joe }
+Joe: { Fred() }
+EXPECT
+Exiting subroutine via last at - line 3.
+########
+# pp_ctl.c
+joe:
+{ eval "use warnings 'exiting' ; last joe;" }
+print STDERR $@ ;
+Joe:
+{ eval "no warnings 'exiting' ; last Joe;" }
+print STDERR $@ ;
+EXPECT
+Exiting eval via last at (eval 1) line 1.
+########
+# pp_ctl.c
+use warnings 'exiting' ;
+@a = (1,2) ;
+fred: @b = sort { last fred } @a ;
+no warnings 'exiting' ;
+Fred: @b = sort { last Fred } @a ;
+EXPECT
+Exiting pseudo-block via last at - line 4.
+Label not found for "last fred" at - line 4.
+########
+# pp_ctl.c
+use warnings 'recursion' ;
+BEGIN { warn "PREFIX\n" ;}
+sub fred
+{
+ fred() if $a++ < 200
+}
+
+fred()
+EXPECT
+Deep recursion on subroutine "main::fred" at - line 6.
+########
+# pp_ctl.c
+no warnings 'recursion' ;
+BEGIN { warn "PREFIX\n" ;}
+sub fred
+{
+ fred() if $a++ < 200
+}
+
+fred()
+EXPECT
+########
+# pp_ctl.c
+use warnings 'misc' ;
+package Foo;
+DESTROY { die "@{$_[0]} foo bar" }
+{ bless ['A'], 'Foo' for 1..10 }
+{ bless ['B'], 'Foo' for 1..10 }
+EXPECT
+ (in cleanup) A foo bar at - line 4.
+ (in cleanup) B foo bar at - line 4.
+########
+# pp_ctl.c
+no warnings 'misc' ;
+package Foo;
+DESTROY { die "@{$_[0]} foo bar" }
+{ bless ['A'], 'Foo' for 1..10 }
+{ bless ['B'], 'Foo' for 1..10 }
+EXPECT
+
diff --git a/contrib/perl5/t/pragma/warn/pp_hot b/contrib/perl5/t/pragma/warn/pp_hot
new file mode 100644
index 0000000..2759057
--- /dev/null
+++ b/contrib/perl5/t/pragma/warn/pp_hot
@@ -0,0 +1,226 @@
+ pp_hot.c
+
+ Filehandle %s never opened [pp_print]
+ $f = $a = "abc" ; print $f $a
+
+ Filehandle %s opened only for input [pp_print]
+ print STDIN "abc" ;
+
+ Filehandle %s opened only for output [pp_print]
+ print <STDOUT> ;
+
+ print() on closed filehandle %s [pp_print]
+ close STDIN ; print STDIN "abc" ;
+
+ uninitialized [pp_rv2av]
+ my $a = undef ; my @b = @$a
+
+ uninitialized [pp_rv2hv]
+ my $a = undef ; my %b = %$a
+
+ Odd number of elements in hash list [pp_aassign]
+ %X = (1,2,3) ;
+
+ Reference found where even-sized list expected [pp_aassign]
+ $X = [ 1 ..3 ];
+
+ Filehandle %s opened only for output [Perl_do_readline]
+ open (FH, ">./xcv") ;
+ my $a = <FH> ;
+
+ glob failed (can't start child: %s) [Perl_do_readline] <<TODO
+
+ readline() on closed filehandle %s [Perl_do_readline]
+ close STDIN ; $a = <STDIN>;
+
+ glob failed (child exited with status %d%s) [Perl_do_readline] <<TODO
+
+ Deep recursion on subroutine \"%s\" [Perl_sub_crush_depth]
+ sub fred { fred() if $a++ < 200} fred()
+
+ Deep recursion on anonymous subroutine [Perl_sub_crush_depth]
+ $a = sub { &$a if $a++ < 200} &$a
+
+ Possible Y2K bug: about to append an integer to '19' [pp_concat]
+ $x = "19$yy\n";
+
+__END__
+# pp_hot.c [pp_print]
+use warnings 'unopened' ;
+$f = $a = "abc" ;
+print $f $a;
+no warnings 'unopened' ;
+print $f $a;
+EXPECT
+Filehandle main::abc never opened at - line 4.
+########
+# pp_hot.c [pp_print]
+use warnings 'io' ;
+print STDIN "anc";
+print <STDOUT>;
+print <STDERR>;
+open(FOO, ">&STDOUT") and print <FOO>;
+print getc(STDERR);
+print getc(FOO);
+####################################################################
+# The next test is known to fail on some systems (Linux+old glibc, #
+# old *BSDs, and NeXT, among others. #
+# We skip it for now (on the grounds that it is "just" a warning). #
+####################################################################
+#read(FOO,$_,1);
+no warnings 'io' ;
+print STDIN "anc";
+EXPECT
+Filehandle main::STDIN opened only for input at - line 3.
+Filehandle main::STDOUT opened only for output at - line 4.
+Filehandle main::STDERR opened only for output at - line 5.
+Filehandle main::FOO opened only for output at - line 6.
+Filehandle main::STDERR opened only for output at - line 7.
+Filehandle main::FOO opened only for output at - line 8.
+########
+# pp_hot.c [pp_print]
+use warnings 'closed' ;
+close STDIN ;
+print STDIN "anc";
+opendir STDIN, ".";
+print STDIN "anc";
+closedir STDIN;
+no warnings 'closed' ;
+print STDIN "anc";
+opendir STDIN, ".";
+print STDIN "anc";
+EXPECT
+print() on closed filehandle main::STDIN at - line 4.
+print() on closed filehandle main::STDIN at - line 6.
+ (Are you trying to call print() on dirhandle main::STDIN?)
+########
+# pp_hot.c [pp_rv2av]
+use warnings 'uninitialized' ;
+my $a = undef ;
+my @b = @$a;
+no warnings 'uninitialized' ;
+my @c = @$a;
+EXPECT
+Use of uninitialized value in array dereference at - line 4.
+########
+# pp_hot.c [pp_rv2hv]
+use warnings 'uninitialized' ;
+my $a = undef ;
+my %b = %$a;
+no warnings 'uninitialized' ;
+my %c = %$a;
+EXPECT
+Use of uninitialized value in hash dereference at - line 4.
+########
+# pp_hot.c [pp_aassign]
+use warnings 'misc' ;
+my %X ; %X = (1,2,3) ;
+no warnings 'misc' ;
+my %Y ; %Y = (1,2,3) ;
+EXPECT
+Odd number of elements in hash assignment at - line 3.
+########
+# pp_hot.c [pp_aassign]
+use warnings 'misc' ;
+my %X ; %X = [1 .. 3] ;
+no warnings 'misc' ;
+my %Y ; %Y = [1 .. 3] ;
+EXPECT
+Reference found where even-sized list expected at - line 3.
+########
+# pp_hot.c [Perl_do_readline]
+use warnings 'closed' ;
+close STDIN ; $a = <STDIN> ;
+opendir STDIN, "." ; $a = <STDIN> ;
+closedir STDIN;
+no warnings 'closed' ;
+opendir STDIN, "." ; $a = <STDIN> ;
+$a = <STDIN> ;
+EXPECT
+readline() on closed filehandle main::STDIN at - line 3.
+readline() on closed filehandle main::STDIN at - line 4.
+ (Are you trying to call readline() on dirhandle main::STDIN?)
+########
+# pp_hot.c [Perl_do_readline]
+use warnings 'io' ;
+my $file = "./xcv" ; unlink $file ;
+open (FH, ">./xcv") ;
+my $a = <FH> ;
+no warnings 'io' ;
+$a = <FH> ;
+unlink $file ;
+EXPECT
+Filehandle main::FH opened only for output at - line 5.
+########
+# pp_hot.c [Perl_sub_crush_depth]
+use warnings 'recursion' ;
+sub fred
+{
+ fred() if $a++ < 200
+}
+{
+ local $SIG{__WARN__} = sub {
+ die "ok\n" if $_[0] =~ /^Deep recursion on subroutine "main::fred"/
+ };
+ fred();
+}
+EXPECT
+ok
+########
+# pp_hot.c [Perl_sub_crush_depth]
+no warnings 'recursion' ;
+sub fred
+{
+ fred() if $a++ < 200
+}
+{
+ local $SIG{__WARN__} = sub {
+ die "ok\n" if $_[0] =~ /^Deep recursion on subroutine "main::fred"/
+ };
+ fred();
+}
+EXPECT
+
+########
+# pp_hot.c [Perl_sub_crush_depth]
+use warnings 'recursion' ;
+$b = sub
+{
+ &$b if $a++ < 200
+} ;
+
+&$b ;
+EXPECT
+Deep recursion on anonymous subroutine at - line 5.
+########
+# pp_hot.c [Perl_sub_crush_depth]
+no warnings 'recursion' ;
+$b = sub
+{
+ &$b if $a++ < 200
+} ;
+
+&$b ;
+EXPECT
+########
+# pp_hot.c [pp_concat]
+use warnings 'y2k';
+use Config;
+BEGIN {
+ unless ($Config{ccflags} =~ /Y2KWARN/) {
+ print "SKIPPED\n# perl not built with -DPERL_Y2KWARN";
+ exit 0;
+ }
+}
+my $x;
+my $yy = 78;
+$x = "19$yy\n";
+$x = "19" . $yy . "\n";
+$x = "319$yy\n";
+$x = "319" . $yy . "\n";
+no warnings 'y2k';
+$x = "19$yy\n";
+$x = "19" . $yy . "\n";
+EXPECT
+Possible Y2K bug: about to append an integer to '19' at - line 12.
+Possible Y2K bug: about to append an integer to '19' at - line 13.
diff --git a/contrib/perl5/t/pragma/warn/pp_sys b/contrib/perl5/t/pragma/warn/pp_sys
new file mode 100644
index 0000000..7c38727
--- /dev/null
+++ b/contrib/perl5/t/pragma/warn/pp_sys
@@ -0,0 +1,354 @@
+ pp_sys.c AOK
+
+ untie attempted while %d inner references still exist [pp_untie]
+ sub TIESCALAR { bless [] } ; tie $a, 'main'; untie $a ;
+
+ Filehandle %s opened only for input [pp_leavewrite]
+ format STDIN =
+ .
+ write STDIN;
+
+ write() on closed filehandle %s [pp_leavewrite]
+ format STDIN =
+ .
+ close STDIN;
+ write STDIN ;
+
+ page overflow [pp_leavewrite]
+
+ Filehandle %s never opened [pp_prtf]
+ $a = "abc"; printf $a "fred"
+
+ Filehandle %s opened only for input [pp_prtf]
+ $a = "abc";
+ printf $a "fred"
+
+ printf() on closed filehandle %s [pp_prtf]
+ close STDIN ;
+ printf STDIN "fred"
+
+ syswrite() on closed filehandle %s [pp_send]
+ close STDIN;
+ syswrite STDIN, "fred", 1;
+
+ send() on closed socket %s [pp_send]
+ close STDIN;
+ send STDIN, "fred", 1
+
+ bind() on closed socket %s [pp_bind]
+ close STDIN;
+ bind STDIN, "fred" ;
+
+
+ connect() on closed socket %s [pp_connect]
+ close STDIN;
+ connect STDIN, "fred" ;
+
+ listen() on closed socket %s [pp_listen]
+ close STDIN;
+ listen STDIN, 2;
+
+ accept() on closed socket %s [pp_accept]
+ close STDIN;
+ accept "fred", STDIN ;
+
+ shutdown() on closed socket %s [pp_shutdown]
+ close STDIN;
+ shutdown STDIN, 0;
+
+ setsockopt() on closed socket %s [pp_ssockopt]
+ getsockopt() on closed socket %s [pp_ssockopt]
+ close STDIN;
+ setsockopt STDIN, 1,2,3;
+ getsockopt STDIN, 1,2;
+
+ getsockname() on closed socket %s [pp_getpeername]
+ getpeername() on closed socket %s [pp_getpeername]
+ close STDIN;
+ getsockname STDIN;
+ getpeername STDIN;
+
+ flock() on closed socket %s [pp_flock]
+ close STDIN;
+ flock STDIN, 8;
+
+ warn(warn_nl, "stat"); [pp_stat]
+
+ Test on unopened file <%s>
+ close STDIN ; -T STDIN ;
+
+ warn(warn_nl, "open"); [pp_fttext]
+ -T "abc\ndef" ;
+
+ Filehandle %s opened only for output [pp_sysread]
+ my $file = "./xcv" ;
+ open(F, ">$file") ;
+ my $a = sysread(F, $a,10) ;
+
+
+
+__END__
+# pp_sys.c [pp_untie]
+use warnings 'untie' ;
+sub TIESCALAR { bless [] } ;
+$b = tie $a, 'main';
+untie $a ;
+no warnings 'untie' ;
+$c = tie $d, 'main';
+untie $d ;
+EXPECT
+untie attempted while 1 inner references still exist at - line 5.
+########
+# pp_sys.c [pp_leavewrite]
+use warnings 'io' ;
+format STDIN =
+.
+write STDIN;
+no warnings 'io' ;
+write STDIN;
+EXPECT
+Filehandle main::STDIN opened only for input at - line 5.
+########
+# pp_sys.c [pp_leavewrite]
+use warnings 'closed' ;
+format STDIN =
+.
+close STDIN;
+write STDIN;
+opendir STDIN, ".";
+write STDIN;
+closedir STDIN;
+no warnings 'closed' ;
+write STDIN;
+opendir STDIN, ".";
+write STDIN;
+EXPECT
+write() on closed filehandle main::STDIN at - line 6.
+write() on closed filehandle main::STDIN at - line 8.
+ (Are you trying to call write() on dirhandle main::STDIN?)
+########
+# pp_sys.c [pp_leavewrite]
+use warnings 'io' ;
+format STDOUT_TOP =
+abc
+.
+format STDOUT =
+def
+ghi
+.
+$= = 1 ;
+$- =1 ;
+open STDOUT, ">".($^O eq 'VMS'? 'NL:' : '/dev/null') ;
+write ;
+no warnings 'io' ;
+write ;
+EXPECT
+page overflow at - line 13.
+########
+# pp_sys.c [pp_prtf]
+use warnings 'unopened' ;
+$a = "abc";
+printf $a "fred";
+no warnings 'unopened' ;
+printf $a "fred";
+EXPECT
+Filehandle main::abc never opened at - line 4.
+########
+# pp_sys.c [pp_prtf]
+use warnings 'closed' ;
+close STDIN ;
+printf STDIN "fred";
+opendir STDIN, ".";
+printf STDIN "fred";
+closedir STDIN;
+no warnings 'closed' ;
+printf STDIN "fred";
+opendir STDIN, ".";
+printf STDIN "fred";
+EXPECT
+printf() on closed filehandle main::STDIN at - line 4.
+printf() on closed filehandle main::STDIN at - line 6.
+ (Are you trying to call printf() on dirhandle main::STDIN?)
+########
+# pp_sys.c [pp_prtf]
+use warnings 'io' ;
+printf STDIN "fred";
+no warnings 'io' ;
+printf STDIN "fred";
+EXPECT
+Filehandle main::STDIN opened only for input at - line 3.
+########
+# pp_sys.c [pp_send]
+use warnings 'closed' ;
+close STDIN;
+syswrite STDIN, "fred", 1;
+opendir STDIN, ".";
+syswrite STDIN, "fred", 1;
+closedir STDIN;
+no warnings 'closed' ;
+syswrite STDIN, "fred", 1;
+opendir STDIN, ".";
+syswrite STDIN, "fred", 1;
+EXPECT
+syswrite() on closed filehandle main::STDIN at - line 4.
+syswrite() on closed filehandle main::STDIN at - line 6.
+ (Are you trying to call syswrite() on dirhandle main::STDIN?)
+########
+# pp_sys.c [pp_flock]
+use Config;
+BEGIN {
+ if ( $^O eq 'VMS' and ! $Config{d_flock}) {
+ print <<EOM ;
+SKIPPED
+# flock not present
+EOM
+ exit ;
+ }
+}
+use warnings 'closed' ;
+close STDIN;
+flock STDIN, 8;
+opendir STDIN, ".";
+flock STDIN, 8;
+no warnings 'closed' ;
+flock STDIN, 8;
+opendir STDIN, ".";
+flock STDIN, 8;
+EXPECT
+flock() on closed filehandle main::STDIN at - line 14.
+flock() on closed filehandle main::STDIN at - line 16.
+ (Are you trying to call flock() on dirhandle main::STDIN?)
+########
+# pp_sys.c [pp_prtf pp_send pp_bind pp_connect pp_listen pp_accept pp_shutdown pp_ssockopt ppp_getpeername]
+use warnings 'io' ;
+use Config;
+BEGIN {
+ if ( $^O ne 'VMS' and ! $Config{d_socket}) {
+ print <<EOM ;
+SKIPPED
+# send not present
+# bind not present
+# connect not present
+# accept not present
+# shutdown not present
+# setsockopt not present
+# getsockopt not present
+# getsockname not present
+# getpeername not present
+EOM
+ exit ;
+ }
+}
+close STDIN;
+send STDIN, "fred", 1;
+bind STDIN, "fred" ;
+connect STDIN, "fred" ;
+listen STDIN, 2;
+accept "fred", STDIN;
+shutdown STDIN, 0;
+setsockopt STDIN, 1,2,3;
+getsockopt STDIN, 1,2;
+getsockname STDIN;
+getpeername STDIN;
+opendir STDIN, ".";
+send STDIN, "fred", 1;
+bind STDIN, "fred" ;
+connect STDIN, "fred" ;
+listen STDIN, 2;
+accept "fred", STDIN;
+shutdown STDIN, 0;
+setsockopt STDIN, 1,2,3;
+getsockopt STDIN, 1,2;
+getsockname STDIN;
+getpeername STDIN;
+closedir STDIN;
+no warnings 'io' ;
+send STDIN, "fred", 1;
+bind STDIN, "fred" ;
+connect STDIN, "fred" ;
+listen STDIN, 2;
+accept STDIN, "fred" ;
+shutdown STDIN, 0;
+setsockopt STDIN, 1,2,3;
+getsockopt STDIN, 1,2;
+getsockname STDIN;
+getpeername STDIN;
+opendir STDIN, ".";
+send STDIN, "fred", 1;
+bind STDIN, "fred" ;
+connect STDIN, "fred" ;
+listen STDIN, 2;
+accept "fred", STDIN;
+shutdown STDIN, 0;
+setsockopt STDIN, 1,2,3;
+getsockopt STDIN, 1,2;
+getsockname STDIN;
+getpeername STDIN;
+EXPECT
+send() on closed socket main::STDIN at - line 22.
+bind() on closed socket main::STDIN at - line 23.
+connect() on closed socket main::STDIN at - line 24.
+listen() on closed socket main::STDIN at - line 25.
+accept() on closed socket main::STDIN at - line 26.
+shutdown() on closed socket main::STDIN at - line 27.
+setsockopt() on closed socket main::STDIN at - line 28.
+getsockopt() on closed socket main::STDIN at - line 29.
+getsockname() on closed socket main::STDIN at - line 30.
+getpeername() on closed socket main::STDIN at - line 31.
+send() on closed socket main::STDIN at - line 33.
+ (Are you trying to call send() on dirhandle main::STDIN?)
+bind() on closed socket main::STDIN at - line 34.
+ (Are you trying to call bind() on dirhandle main::STDIN?)
+connect() on closed socket main::STDIN at - line 35.
+ (Are you trying to call connect() on dirhandle main::STDIN?)
+listen() on closed socket main::STDIN at - line 36.
+ (Are you trying to call listen() on dirhandle main::STDIN?)
+accept() on closed socket main::STDIN at - line 37.
+ (Are you trying to call accept() on dirhandle main::STDIN?)
+shutdown() on closed socket main::STDIN at - line 38.
+ (Are you trying to call shutdown() on dirhandle main::STDIN?)
+setsockopt() on closed socket main::STDIN at - line 39.
+ (Are you trying to call setsockopt() on dirhandle main::STDIN?)
+getsockopt() on closed socket main::STDIN at - line 40.
+ (Are you trying to call getsockopt() on dirhandle main::STDIN?)
+getsockname() on closed socket main::STDIN at - line 41.
+ (Are you trying to call getsockname() on dirhandle main::STDIN?)
+getpeername() on closed socket main::STDIN at - line 42.
+ (Are you trying to call getpeername() on dirhandle main::STDIN?)
+########
+# pp_sys.c [pp_stat]
+use warnings 'newline' ;
+stat "abc\ndef";
+no warnings 'newline' ;
+stat "abc\ndef";
+EXPECT
+Unsuccessful stat on filename containing newline at - line 3.
+########
+# pp_sys.c [pp_fttext]
+use warnings 'unopened' ;
+close STDIN ;
+-T STDIN ;
+no warnings 'unopened' ;
+-T STDIN ;
+EXPECT
+Test on unopened file <STDIN> at - line 4.
+########
+# pp_sys.c [pp_fttext]
+use warnings 'newline' ;
+-T "abc\ndef" ;
+no warnings 'newline' ;
+-T "abc\ndef" ;
+EXPECT
+Unsuccessful open on filename containing newline at - line 3.
+########
+# pp_sys.c [pp_sysread]
+use warnings 'io' ;
+my $file = "./xcv" ;
+open(F, ">$file") ;
+my $a = sysread(F, $a,10) ;
+no warnings 'io' ;
+my $a = sysread(F, $a,10) ;
+close F ;
+unlink $file ;
+EXPECT
+Filehandle main::F opened only for output at - line 5.
diff --git a/contrib/perl5/t/pragma/warn/regcomp b/contrib/perl5/t/pragma/warn/regcomp
new file mode 100644
index 0000000..5d0c291
--- /dev/null
+++ b/contrib/perl5/t/pragma/warn/regcomp
@@ -0,0 +1,165 @@
+ regcomp.c AOK
+
+ Strange *+?{} on zero-length expression [S_study_chunk]
+ /(?=a)?/
+
+ %.*s matches null string many times [S_regpiece]
+ $a = "ABC123" ; $a =~ /(?=a)*/'
+
+ /%.127s/: Unrecognized escape \\%c passed through [S_regatom]
+ $x = '\m' ; /$x/
+
+ Character class [:%.*s:] unknown [S_regpposixcc]
+
+ Character class syntax [. .] is reserved for future extensions [S_regpposixcc]
+
+ Character class syntax [= =] is reserved for future extensions [S_checkposixcc]
+
+ Character class syntax [%c %c] belongs inside character classes [S_checkposixcc]
+
+ /%.127s/: false [] range \"%*.*s\" in regexp [S_regclass]
+
+ /%.127s/: false [] range \"%*.*s\" in regexp [S_regclassutf8]
+
+ /%.127s/: Unrecognized escape \\%c in character class passed through" [S_regclass]
+
+ /%.127s/: Unrecognized escape \\%c in character class passed through" [S_regclassutf8]
+
+__END__
+# regcomp.c [S_regpiece]
+use warnings 'regexp' ;
+my $a = "ABC123" ;
+$a =~ /(?=a)*/ ;
+no warnings 'regexp' ;
+$a =~ /(?=a)*/ ;
+EXPECT
+(?=a)* matches null string many times at - line 4.
+########
+# regcomp.c [S_study_chunk]
+use warnings 'regexp' ;
+$_ = "" ;
+/(?=a)?/;
+no warnings 'regexp' ;
+/(?=a)?/;
+EXPECT
+Strange *+?{} on zero-length expression at - line 4.
+########
+# regcomp.c [S_regatom]
+$x = '\m' ;
+use warnings 'regexp' ;
+$a =~ /a$x/ ;
+no warnings 'regexp' ;
+$a =~ /a$x/ ;
+EXPECT
+/a\m/: Unrecognized escape \m passed through at - line 4.
+########
+# regcomp.c [S_regpposixcc S_checkposixcc]
+BEGIN { $ENV{PERL_DESTRUCT_LEVEL} = 0 unless $ENV{PERL_DESTRUCT_LEVEL} > 3 }
+use warnings 'regexp' ;
+$_ = "" ;
+/[:alpha:]/;
+/[.bar.]/;
+/[=zog=]/;
+/[[:alpha:]]/;
+/[[.foo.]]/;
+/[[=bar=]]/;
+/[:zog:]/;
+/[[:zog:]]/;
+no warnings 'regexp' ;
+/[:alpha:]/;
+/[.foo.]/;
+/[=bar=]/;
+/[[:alpha:]]/;
+/[[.foo.]]/;
+/[[=bar=]]/;
+/[[:zog:]]/;
+/[:zog:]/;
+EXPECT
+Character class syntax [: :] belongs inside character classes at - line 5.
+Character class syntax [. .] belongs inside character classes at - line 6.
+Character class syntax [. .] is reserved for future extensions at - line 6.
+Character class syntax [= =] belongs inside character classes at - line 7.
+Character class syntax [= =] is reserved for future extensions at - line 7.
+Character class syntax [. .] is reserved for future extensions at - line 9.
+Character class syntax [= =] is reserved for future extensions at - line 10.
+Character class syntax [: :] belongs inside character classes at - line 11.
+Character class [:zog:] unknown at - line 12.
+########
+# regcomp.c [S_regclass]
+$_ = "";
+use warnings 'regexp' ;
+/[a-b]/;
+/[a-\d]/;
+/[\d-b]/;
+/[\s-\d]/;
+/[\d-\s]/;
+/[a-[:digit:]]/;
+/[[:digit:]-b]/;
+/[[:alpha:]-[:digit:]]/;
+/[[:digit:]-[:alpha:]]/;
+no warnings 'regexp' ;
+/[a-b]/;
+/[a-\d]/;
+/[\d-b]/;
+/[\s-\d]/;
+/[\d-\s]/;
+/[a-[:digit:]]/;
+/[[:digit:]-b]/;
+/[[:alpha:]-[:digit:]]/;
+/[[:digit:]-[:alpha:]]/;
+EXPECT
+/[a-\d]/: false [] range "a-\d" in regexp at - line 5.
+/[\d-b]/: false [] range "\d-" in regexp at - line 6.
+/[\s-\d]/: false [] range "\s-" in regexp at - line 7.
+/[\d-\s]/: false [] range "\d-" in regexp at - line 8.
+/[a-[:digit:]]/: false [] range "a-[:digit:]" in regexp at - line 9.
+/[[:digit:]-b]/: false [] range "[:digit:]-" in regexp at - line 10.
+/[[:alpha:]-[:digit:]]/: false [] range "[:alpha:]-" in regexp at - line 11.
+/[[:digit:]-[:alpha:]]/: false [] range "[:digit:]-" in regexp at - line 12.
+########
+# regcomp.c [S_regclassutf8]
+BEGIN {
+ if (ord("\t") == 5) {
+ print "SKIPPED\n# ebcdic regular expression ranges differ.";
+ exit 0;
+ }
+}
+use utf8;
+$_ = "";
+use warnings 'regexp' ;
+/[a-b]/;
+/[a-\d]/;
+/[\d-b]/;
+/[\s-\d]/;
+/[\d-\s]/;
+/[a-[:digit:]]/;
+/[[:digit:]-b]/;
+/[[:alpha:]-[:digit:]]/;
+/[[:digit:]-[:alpha:]]/;
+no warnings 'regexp' ;
+/[a-b]/;
+/[a-\d]/;
+/[\d-b]/;
+/[\s-\d]/;
+/[\d-\s]/;
+/[a-[:digit:]]/;
+/[[:digit:]-b]/;
+/[[:alpha:]-[:digit:]]/;
+/[[:digit:]-[:alpha:]]/;
+EXPECT
+/[a-\d]/: false [] range "a-\d" in regexp at - line 12.
+/[\d-b]/: false [] range "\d-" in regexp at - line 13.
+/[\s-\d]/: false [] range "\s-" in regexp at - line 14.
+/[\d-\s]/: false [] range "\d-" in regexp at - line 15.
+/[a-[:digit:]]/: false [] range "a-[:digit:]" in regexp at - line 16.
+/[[:digit:]-b]/: false [] range "[:digit:]-" in regexp at - line 17.
+/[[:alpha:]-[:digit:]]/: false [] range "[:alpha:]-" in regexp at - line 18.
+/[[:digit:]-[:alpha:]]/: false [] range "[:digit:]-" in regexp at - line 19.
+########
+# regcomp.c [S_regclass S_regclassutf8]
+use warnings 'regexp' ;
+$a =~ /[a\zb]/ ;
+no warnings 'regexp' ;
+$a =~ /[a\zb]/ ;
+EXPECT
+/[a\zb]/: Unrecognized escape \z in character class passed through at - line 3.
diff --git a/contrib/perl5/t/pragma/warn/regexec b/contrib/perl5/t/pragma/warn/regexec
new file mode 100644
index 0000000..73696df
--- /dev/null
+++ b/contrib/perl5/t/pragma/warn/regexec
@@ -0,0 +1,119 @@
+ regexec.c
+
+ This test generates "bad free" warnings when run under
+ PERL_DESTRUCT_LEVEL. This file merely serves as a placeholder
+ for investigation.
+
+ Complex regular subexpression recursion limit (%d) exceeded
+
+ $_ = 'a' x (2**15+1); /^()(a\1)*$/ ;
+ Complex regular subexpression recursion limit (%d) exceeded
+
+ $_ = 'a' x (2**15+1); /^()(a\1)*?$/ ;
+
+ (The actual value substituted for %d is masked in the tests so that
+ REG_INFTY configuration variable value does not affect outcome.)
+__END__
+# regexec.c
+print("SKIPPED\n# most systems run into stacksize limits\n"),exit;
+use warnings 'regexp' ;
+$SIG{__WARN__} = sub{local ($m) = shift;
+ $m =~ s/\(\d+\)/(*MASKED*)/;
+ print STDERR $m};
+$_ = 'a' x (2**15+1);
+/^()(a\1)*$/ ;
+#
+# If this test fails with a segmentation violation or similar,
+# you may have to increase the default stacksize limit in your
+# shell. You may need superuser privileges.
+#
+# Under the sh, ksh, zsh:
+# $ ulimit -s
+# 8192
+# $ ulimit -s 16000
+#
+# Under the csh:
+# % limit stacksize
+# stacksize 8192 kbytes
+# % limit stacksize 16000
+#
+EXPECT
+Complex regular subexpression recursion limit (*MASKED*) exceeded at - line 9.
+########
+# regexec.c
+print("SKIPPED\n# most systems run into stacksize limits\n"),exit;
+no warnings 'regexp' ;
+$SIG{__WARN__} = sub{local ($m) = shift;
+ $m =~ s/\(\d+\)/(*MASKED*)/;
+ print STDERR $m};
+$_ = 'a' x (2**15+1);
+/^()(a\1)*$/ ;
+#
+# If this test fails with a segmentation violation or similar,
+# you may have to increase the default stacksize limit in your
+# shell. You may need superuser privileges.
+#
+# Under the sh, ksh, zsh:
+# $ ulimit -s
+# 8192
+# $ ulimit -s 16000
+#
+# Under the csh:
+# % limit stacksize
+# stacksize 8192 kbytes
+# % limit stacksize 16000
+#
+EXPECT
+
+########
+# regexec.c
+print("SKIPPED\n# most systems run into stacksize limits\n"),exit;
+use warnings 'regexp' ;
+$SIG{__WARN__} = sub{local ($m) = shift;
+ $m =~ s/\(\d+\)/(*MASKED*)/;
+ print STDERR $m};
+$_ = 'a' x (2**15+1);
+/^()(a\1)*?$/ ;
+#
+# If this test fails with a segmentation violation or similar,
+# you may have to increase the default stacksize limit in your
+# shell. You may need superuser privileges.
+#
+# Under the sh, ksh, zsh:
+# $ ulimit -s
+# 8192
+# $ ulimit -s 16000
+#
+# Under the csh:
+# % limit stacksize
+# stacksize 8192 kbytes
+# % limit stacksize 16000
+#
+EXPECT
+Complex regular subexpression recursion limit (*MASKED*) exceeded at - line 9.
+########
+# regexec.c
+print("SKIPPED\n# most systems run into stacksize limits\n"),exit;
+no warnings 'regexp' ;
+$SIG{__WARN__} = sub{local ($m) = shift;
+ $m =~ s/\(\d+\)/(*MASKED*)/;
+ print STDERR $m};
+$_ = 'a' x (2**15+1);
+/^()(a\1)*?$/ ;
+#
+# If this test fails with a segmentation violation or similar,
+# you may have to increase the default stacksize limit in your
+# shell. You may need superuser privileges.
+#
+# Under the sh, ksh, zsh:
+# $ ulimit -s
+# 8192
+# $ ulimit -s 16000
+#
+# Under the csh:
+# % limit stacksize
+# stacksize 8192 kbytes
+# % limit stacksize 16000
+#
+EXPECT
+
diff --git a/contrib/perl5/t/pragma/warn/run b/contrib/perl5/t/pragma/warn/run
new file mode 100644
index 0000000..7a4be20
--- /dev/null
+++ b/contrib/perl5/t/pragma/warn/run
@@ -0,0 +1,8 @@
+ run.c
+
+
+ Mandatory Warnings ALL TODO
+ ------------------
+ NULL OP IN RUN
+
+__END__
diff --git a/contrib/perl5/t/pragma/warn/sv b/contrib/perl5/t/pragma/warn/sv
new file mode 100644
index 0000000..758137f
--- /dev/null
+++ b/contrib/perl5/t/pragma/warn/sv
@@ -0,0 +1,303 @@
+ sv.c
+
+ warn(warn_uninit);
+
+ warn(warn_uninit);
+
+ warn(warn_uninit);
+
+ warn(warn_uninit);
+
+ not_a_number(sv);
+
+ not_a_number(sv);
+
+ warn(warn_uninit);
+
+ not_a_number(sv);
+
+ warn(warn_uninit);
+
+ not_a_number(sv);
+
+ not_a_number(sv);
+
+ warn(warn_uninit);
+
+ warn(warn_uninit);
+
+ Subroutine %s redefined
+
+ Invalid conversion in %s:
+
+ Undefined value assigned to typeglob
+
+ Possible Y2K bug: %d format string following '19'
+
+ Reference is already weak [Perl_sv_rvweaken] <<TODO
+
+ Mandatory Warnings
+ ------------------
+ Malformed UTF-8 character [sv_pos_b2u] (not tested: difficult to produce
+ with perl now)
+
+ Mandatory Warnings TODO
+ ------------------
+ Attempt to free non-arena SV: 0x%lx [del_sv]
+ Reference miscount in sv_replace() [sv_replace]
+ Attempt to free unreferenced scalar [sv_free]
+ Attempt to free temp prematurely: SV 0x%lx [sv_free]
+ semi-panic: attempt to dup freed string [newSVsv]
+
+
+__END__
+# sv.c
+use integer ;
+use warnings 'uninitialized' ;
+$x = 1 + $a[0] ; # a
+no warnings 'uninitialized' ;
+$x = 1 + $b[0] ; # a
+EXPECT
+Use of uninitialized value in integer addition (+) at - line 4.
+########
+# sv.c (sv_2iv)
+package fred ;
+sub TIESCALAR { my $x ; bless \$x}
+sub FETCH { return undef }
+sub STORE { return 1 }
+package main ;
+tie $A, 'fred' ;
+use integer ;
+use warnings 'uninitialized' ;
+$A *= 2 ;
+no warnings 'uninitialized' ;
+$A *= 2 ;
+EXPECT
+Use of uninitialized value in integer multiplication (*) at - line 10.
+########
+# sv.c
+use integer ;
+use warnings 'uninitialized' ;
+my $x *= 2 ; #b
+no warnings 'uninitialized' ;
+my $y *= 2 ; #b
+EXPECT
+Use of uninitialized value in integer multiplication (*) at - line 4.
+########
+# sv.c (sv_2uv)
+package fred ;
+sub TIESCALAR { my $x ; bless \$x}
+sub FETCH { return undef }
+sub STORE { return 1 }
+package main ;
+tie $A, 'fred' ;
+use warnings 'uninitialized' ;
+$B = 0 ;
+$B |= $A ;
+no warnings 'uninitialized' ;
+$B = 0 ;
+$B |= $A ;
+EXPECT
+Use of uninitialized value in bitwise or (|) at - line 10.
+########
+# sv.c
+use warnings 'uninitialized' ;
+my $Y = 1 ;
+my $x = 1 | $a[$Y] ;
+no warnings 'uninitialized' ;
+my $Y = 1 ;
+$x = 1 | $b[$Y] ;
+EXPECT
+Use of uninitialized value in bitwise or (|) at - line 4.
+########
+# sv.c
+use warnings 'uninitialized' ;
+my $x *= 1 ; # d
+no warnings 'uninitialized' ;
+my $y *= 1 ; # d
+EXPECT
+Use of uninitialized value in multiplication (*) at - line 3.
+########
+# sv.c
+use warnings 'uninitialized' ;
+$x = 1 + $a[0] ; # e
+no warnings 'uninitialized' ;
+$x = 1 + $b[0] ; # e
+EXPECT
+Use of uninitialized value in addition (+) at - line 3.
+########
+# sv.c (sv_2nv)
+package fred ;
+sub TIESCALAR { my $x ; bless \$x}
+sub FETCH { return undef }
+sub STORE { return 1 }
+package main ;
+tie $A, 'fred' ;
+use warnings 'uninitialized' ;
+$A *= 2 ;
+no warnings 'uninitialized' ;
+$A *= 2 ;
+EXPECT
+Use of uninitialized value in multiplication (*) at - line 9.
+########
+# sv.c
+use warnings 'uninitialized' ;
+$x = $y + 1 ; # f
+no warnings 'uninitialized' ;
+$x = $z + 1 ; # f
+EXPECT
+Use of uninitialized value in addition (+) at - line 3.
+########
+# sv.c
+use warnings 'uninitialized' ;
+$x = chop undef ; # g
+no warnings 'uninitialized' ;
+$x = chop undef ; # g
+EXPECT
+Modification of a read-only value attempted at - line 3.
+########
+# sv.c
+use warnings 'uninitialized' ;
+$x = chop $y ; # h
+no warnings 'uninitialized' ;
+$x = chop $z ; # h
+EXPECT
+Use of uninitialized value in scalar chop at - line 3.
+########
+# sv.c (sv_2pv)
+package fred ;
+sub TIESCALAR { my $x ; bless \$x}
+sub FETCH { return undef }
+sub STORE { return 1 }
+package main ;
+tie $A, 'fred' ;
+use warnings 'uninitialized' ;
+$B = "" ;
+$B .= $A ;
+no warnings 'uninitialized' ;
+$C = "" ;
+$C .= $A ;
+EXPECT
+Use of uninitialized value in concatenation (.) at - line 10.
+########
+# sv.c
+use warnings 'numeric' ;
+sub TIESCALAR{bless[]} ;
+sub FETCH {"def"} ;
+tie $a,"main" ;
+my $b = 1 + $a;
+no warnings 'numeric' ;
+my $c = 1 + $a;
+EXPECT
+Argument "def" isn't numeric in addition (+) at - line 6.
+########
+# sv.c
+use warnings 'numeric' ;
+my $x = 1 + "def" ;
+no warnings 'numeric' ;
+my $z = 1 + "def" ;
+EXPECT
+Argument "def" isn't numeric in addition (+) at - line 3.
+########
+# sv.c
+use warnings 'numeric' ;
+my $a = "def" ;
+my $x = 1 + $a ;
+no warnings 'numeric' ;
+my $y = 1 + $a ;
+EXPECT
+Argument "def" isn't numeric in addition (+) at - line 4.
+########
+# sv.c
+use warnings 'numeric' ; use integer ;
+my $a = "def" ;
+my $x = 1 + $a ;
+no warnings 'numeric' ;
+my $z = 1 + $a ;
+EXPECT
+Argument "def" isn't numeric in integer addition (+) at - line 4.
+########
+# sv.c
+use warnings 'numeric' ;
+my $x = 1 & "def" ;
+no warnings 'numeric' ;
+my $z = 1 & "def" ;
+EXPECT
+Argument "def" isn't numeric in bitwise and (&) at - line 3.
+########
+# sv.c
+use warnings 'redefine' ;
+sub fred {}
+sub joe {}
+*fred = \&joe ;
+no warnings 'redefine' ;
+sub jim {}
+*jim = \&joe ;
+EXPECT
+Subroutine fred redefined at - line 5.
+########
+# sv.c
+use warnings 'printf' ;
+open F, ">".($^O eq 'VMS'? 'NL:' : '/dev/null') ;
+printf F "%z\n" ;
+my $a = sprintf "%z" ;
+printf F "%" ;
+$a = sprintf "%" ;
+printf F "%\x02" ;
+$a = sprintf "%\x02" ;
+no warnings 'printf' ;
+printf F "%z\n" ;
+$a = sprintf "%z" ;
+printf F "%" ;
+$a = sprintf "%" ;
+printf F "%\x02" ;
+$a = sprintf "%\x02" ;
+EXPECT
+Invalid conversion in sprintf: "%z" at - line 5.
+Invalid conversion in sprintf: end of string at - line 7.
+Invalid conversion in sprintf: "%\002" at - line 9.
+Invalid conversion in printf: "%z" at - line 4.
+Invalid conversion in printf: end of string at - line 6.
+Invalid conversion in printf: "%\002" at - line 8.
+########
+# sv.c
+use warnings 'misc' ;
+*a = undef ;
+no warnings 'misc' ;
+*b = undef ;
+EXPECT
+Undefined value assigned to typeglob at - line 3.
+########
+# sv.c
+use warnings 'y2k';
+use Config;
+BEGIN {
+ unless ($Config{ccflags} =~ /Y2KWARN/) {
+ print "SKIPPED\n# perl not built with -DPERL_Y2KWARN";
+ exit 0;
+ }
+ $|=1;
+}
+my $x;
+my $yy = 78;
+$x = printf "19%02d\n", $yy;
+$x = sprintf "#19%02d\n", $yy;
+$x = printf " 19%02d\n", 78;
+$x = sprintf "19%02d\n", 78;
+$x = printf "319%02d\n", $yy;
+$x = sprintf "319%02d\n", $yy;
+no warnings 'y2k';
+$x = printf "19%02d\n", $yy;
+$x = sprintf "19%02d\n", $yy;
+$x = printf "19%02d\n", 78;
+$x = sprintf "19%02d\n", 78;
+EXPECT
+Possible Y2K bug: %d format string following '19' at - line 16.
+Possible Y2K bug: %d format string following '19' at - line 13.
+1978
+Possible Y2K bug: %d format string following '19' at - line 14.
+Possible Y2K bug: %d format string following '19' at - line 15.
+ 1978
+31978
+1978
+1978
diff --git a/contrib/perl5/t/pragma/warn/taint b/contrib/perl5/t/pragma/warn/taint
new file mode 100644
index 0000000..fd6deed
--- /dev/null
+++ b/contrib/perl5/t/pragma/warn/taint
@@ -0,0 +1,49 @@
+ taint.c AOK
+
+ Insecure %s%s while running with -T switch
+
+__END__
+-T
+--FILE-- abc
+def
+--FILE--
+# taint.c
+open(FH, "<abc") ;
+$a = <FH> ;
+close FH ;
+chdir $a ;
+print "xxx\n" ;
+EXPECT
+Insecure dependency in chdir while running with -T switch at - line 5.
+########
+-TU
+--FILE-- abc
+def
+--FILE--
+# taint.c
+open(FH, "<abc") ;
+$a = <FH> ;
+close FH ;
+chdir $a ;
+print "xxx\n" ;
+EXPECT
+xxx
+########
+-TU
+--FILE-- abc
+def
+--FILE--
+# taint.c
+open(FH, "<abc") ;
+$a = <FH> ;
+close FH ;
+use warnings 'taint' ;
+chdir $a ;
+print "xxx\n" ;
+no warnings 'taint' ;
+chdir $a ;
+print "yyy\n" ;
+EXPECT
+Insecure dependency in chdir while running with -T switch at - line 6.
+xxx
+yyy
diff --git a/contrib/perl5/t/pragma/warn/toke b/contrib/perl5/t/pragma/warn/toke
new file mode 100644
index 0000000..cfdea78
--- /dev/null
+++ b/contrib/perl5/t/pragma/warn/toke
@@ -0,0 +1,583 @@
+toke.c AOK
+
+ we seem to have lost a few ambiguous warnings!!
+
+
+ 1 if $a EQ $b ;
+ 1 if $a NE $b ;
+ 1 if $a LT $b ;
+ 1 if $a GT $b ;
+ 1 if $a GE $b ;
+ 1 if $a LE $b ;
+ $a = <<;
+ Use of comma-less variable list is deprecated
+ (called 3 times via depcom)
+
+ \1 better written as $1
+ use warnings 'syntax' ;
+ s/(abc)/\1/;
+
+ warn(warn_nosemi)
+ Semicolon seems to be missing
+ $a = 1
+ &time ;
+
+
+ Reversed %c= operator
+ my $a =+ 2 ;
+ $a =- 2 ;
+ $a =* 2 ;
+ $a =% 2 ;
+ $a =& 2 ;
+ $a =. 2 ;
+ $a =^ 2 ;
+ $a =| 2 ;
+ $a =< 2 ;
+ $a =/ 2 ;
+
+ Multidimensional syntax %.*s not supported
+ my $a = $a[1,2] ;
+
+ You need to quote \"%s\""
+ sub fred {} ; $SIG{TERM} = fred;
+
+ Scalar value %.*s better written as $%.*s"
+ @a[3] = 2;
+ @a{3} = 2;
+
+ Can't use \\%c to mean $%c in expression
+ $_ = "ab" ; s/(ab)/\1/e;
+
+ Unquoted string "abc" may clash with future reserved word at - line 3.
+ warn(warn_reserved
+ $a = abc;
+
+ chmod() mode argument is missing initial 0
+ chmod 3;
+
+ Possible attempt to separate words with commas
+ @a = qw(a, b, c) ;
+
+ Possible attempt to put comments in qw() list
+ @a = qw(a b # c) ;
+
+ umask: argument is missing initial 0
+ umask 3;
+
+ %s (...) interpreted as function
+ print ("")
+ printf ("")
+ sort ("")
+
+ Ambiguous use of %c{%s%s} resolved to %c%s%s
+ $a = ${time[2]}
+ $a = ${time{2}}
+
+
+ Ambiguous use of %c{%s} resolved to %c%s
+ $a = ${time}
+ sub fred {} $a = ${fred}
+
+ Misplaced _ in number
+ $a = 1_2;
+ $a = 1_2345_6;
+
+ Bareword \"%s\" refers to nonexistent package
+ $a = FRED:: ;
+
+ Ambiguous call resolved as CORE::%s(), qualify as such or use &
+ sub time {}
+ my $a = time()
+
+ Unrecognized escape \\%c passed through
+ $a = "\m" ;
+
+ %s number > %s non-portable
+ my $a = 0b011111111111111111111111111111110 ;
+ $a = 0b011111111111111111111111111111111 ;
+ $a = 0b111111111111111111111111111111111 ;
+ $a = 0x0fffffffe ;
+ $a = 0x0ffffffff ;
+ $a = 0x1ffffffff ;
+ $a = 0037777777776 ;
+ $a = 0037777777777 ;
+ $a = 0047777777777 ;
+
+ Integer overflow in binary number
+ my $a = 0b011111111111111111111111111111110 ;
+ $a = 0b011111111111111111111111111111111 ;
+ $a = 0b111111111111111111111111111111111 ;
+ $a = 0x0fffffffe ;
+ $a = 0x0ffffffff ;
+ $a = 0x1ffffffff ;
+ $a = 0037777777776 ;
+ $a = 0037777777777 ;
+ $a = 0047777777777 ;
+
+ Mandatory Warnings
+ ------------------
+ Use of "%s" without parentheses is ambiguous [check_uni]
+ rand + 4
+
+ Ambiguous use of -%s resolved as -&%s() [yylex]
+ sub fred {} ; - fred ;
+
+ Precedence problem: open %.*s should be open(%.*s) [yylex]
+ open FOO || die;
+
+ Operator or semicolon missing before %c%s [yylex]
+ Ambiguous use of %c resolved as operator %c
+ *foo *foo
+
+__END__
+# toke.c
+use warnings 'deprecated' ;
+1 if $a EQ $b ;
+1 if $a NE $b ;
+1 if $a GT $b ;
+1 if $a LT $b ;
+1 if $a GE $b ;
+1 if $a LE $b ;
+no warnings 'deprecated' ;
+1 if $a EQ $b ;
+1 if $a NE $b ;
+1 if $a GT $b ;
+1 if $a LT $b ;
+1 if $a GE $b ;
+1 if $a LE $b ;
+EXPECT
+Use of EQ is deprecated at - line 3.
+Use of NE is deprecated at - line 4.
+Use of GT is deprecated at - line 5.
+Use of LT is deprecated at - line 6.
+Use of GE is deprecated at - line 7.
+Use of LE is deprecated at - line 8.
+########
+# toke.c
+use warnings 'deprecated' ;
+format STDOUT =
+@<<< @||| @>>> @>>>
+$a $b "abc" 'def'
+.
+no warnings 'deprecated' ;
+format STDOUT =
+@<<< @||| @>>> @>>>
+$a $b "abc" 'def'
+.
+EXPECT
+Use of comma-less variable list is deprecated at - line 5.
+Use of comma-less variable list is deprecated at - line 5.
+Use of comma-less variable list is deprecated at - line 5.
+########
+# toke.c
+use warnings 'deprecated' ;
+$a = <<;
+
+no warnings 'deprecated' ;
+$a = <<;
+
+EXPECT
+Use of bare << to mean <<"" is deprecated at - line 3.
+########
+# toke.c
+use warnings 'syntax' ;
+s/(abc)/\1/;
+no warnings 'syntax' ;
+s/(abc)/\1/;
+EXPECT
+\1 better written as $1 at - line 3.
+########
+# toke.c
+use warnings 'semicolon' ;
+$a = 1
+&time ;
+no warnings 'semicolon' ;
+$a = 1
+&time ;
+EXPECT
+Semicolon seems to be missing at - line 3.
+########
+# toke.c
+BEGIN {
+ # Scalars leaked: due to syntax errors
+ $ENV{PERL_DESTRUCT_LEVEL} = 0 unless $ENV{PERL_DESTRUCT_LEVEL} > 3;
+}
+use warnings 'syntax' ;
+my $a =+ 2 ;
+$a =- 2 ;
+$a =* 2 ;
+$a =% 2 ;
+$a =& 2 ;
+$a =. 2 ;
+$a =^ 2 ;
+$a =| 2 ;
+$a =< 2 ;
+$a =/ 2 ;
+EXPECT
+Reversed += operator at - line 7.
+Reversed -= operator at - line 8.
+Reversed *= operator at - line 9.
+Reversed %= operator at - line 10.
+Reversed &= operator at - line 11.
+Reversed .= operator at - line 12.
+syntax error at - line 12, near "=."
+Reversed ^= operator at - line 13.
+syntax error at - line 13, near "=^"
+Reversed |= operator at - line 14.
+syntax error at - line 14, near "=|"
+Reversed <= operator at - line 15.
+Unterminated <> operator at - line 15.
+########
+# toke.c
+BEGIN {
+ # Scalars leaked: due to syntax errors
+ $ENV{PERL_DESTRUCT_LEVEL} = 0 unless $ENV{PERL_DESTRUCT_LEVEL} > 3;
+}
+no warnings 'syntax' ;
+my $a =+ 2 ;
+$a =- 2 ;
+$a =* 2 ;
+$a =% 2 ;
+$a =& 2 ;
+$a =. 2 ;
+$a =^ 2 ;
+$a =| 2 ;
+$a =< 2 ;
+$a =/ 2 ;
+EXPECT
+syntax error at - line 12, near "=."
+syntax error at - line 13, near "=^"
+syntax error at - line 14, near "=|"
+Unterminated <> operator at - line 15.
+########
+# toke.c
+use warnings 'syntax' ;
+my $a = $a[1,2] ;
+no warnings 'syntax' ;
+my $a = $a[1,2] ;
+EXPECT
+Multidimensional syntax $a[1,2] not supported at - line 3.
+########
+# toke.c
+use warnings 'syntax' ;
+sub fred {} ; $SIG{TERM} = fred;
+no warnings 'syntax' ;
+$SIG{TERM} = fred;
+EXPECT
+You need to quote "fred" at - line 3.
+########
+# toke.c
+use warnings 'syntax' ;
+@a[3] = 2;
+@a{3} = 2;
+no warnings 'syntax' ;
+@a[3] = 2;
+@a{3} = 2;
+EXPECT
+Scalar value @a[3] better written as $a[3] at - line 3.
+Scalar value @a{3} better written as $a{3} at - line 4.
+########
+# toke.c
+use warnings 'syntax' ;
+$_ = "ab" ;
+s/(ab)/\1/e;
+no warnings 'syntax' ;
+$_ = "ab" ;
+s/(ab)/\1/e;
+EXPECT
+Can't use \1 to mean $1 in expression at - line 4.
+########
+# toke.c
+use warnings 'reserved' ;
+$a = abc;
+no warnings 'reserved' ;
+$a = abc;
+EXPECT
+Unquoted string "abc" may clash with future reserved word at - line 3.
+########
+# toke.c
+use warnings 'chmod' ;
+chmod 3;
+no warnings 'chmod' ;
+chmod 3;
+EXPECT
+chmod() mode argument is missing initial 0 at - line 3.
+########
+# toke.c
+use warnings 'qw' ;
+@a = qw(a, b, c) ;
+no warnings 'qw' ;
+@a = qw(a, b, c) ;
+EXPECT
+Possible attempt to separate words with commas at - line 3.
+########
+# toke.c
+use warnings 'qw' ;
+@a = qw(a b #) ;
+no warnings 'qw' ;
+@a = qw(a b #) ;
+EXPECT
+Possible attempt to put comments in qw() list at - line 3.
+########
+# toke.c
+use warnings 'umask' ;
+umask 3;
+no warnings 'umask' ;
+umask 3;
+EXPECT
+umask: argument is missing initial 0 at - line 3.
+########
+# toke.c
+use warnings 'syntax' ;
+print ("")
+EXPECT
+print (...) interpreted as function at - line 3.
+########
+# toke.c
+no warnings 'syntax' ;
+print ("")
+EXPECT
+
+########
+# toke.c
+use warnings 'syntax' ;
+printf ("")
+EXPECT
+printf (...) interpreted as function at - line 3.
+########
+# toke.c
+no warnings 'syntax' ;
+printf ("")
+EXPECT
+
+########
+# toke.c
+use warnings 'syntax' ;
+sort ("")
+EXPECT
+sort (...) interpreted as function at - line 3.
+########
+# toke.c
+no warnings 'syntax' ;
+sort ("")
+EXPECT
+
+########
+# toke.c
+use warnings 'ambiguous' ;
+$a = ${time[2]};
+no warnings 'ambiguous' ;
+$a = ${time[2]};
+EXPECT
+Ambiguous use of ${time[...]} resolved to $time[...] at - line 3.
+########
+# toke.c
+use warnings 'ambiguous' ;
+$a = ${time{2}};
+EXPECT
+Ambiguous use of ${time{...}} resolved to $time{...} at - line 3.
+########
+# toke.c
+no warnings 'ambiguous' ;
+$a = ${time{2}};
+EXPECT
+
+########
+# toke.c
+use warnings 'ambiguous' ;
+$a = ${time} ;
+no warnings 'ambiguous' ;
+$a = ${time} ;
+EXPECT
+Ambiguous use of ${time} resolved to $time at - line 3.
+########
+# toke.c
+use warnings 'ambiguous' ;
+sub fred {}
+$a = ${fred} ;
+no warnings 'ambiguous' ;
+$a = ${fred} ;
+EXPECT
+Ambiguous use of ${fred} resolved to $fred at - line 4.
+########
+# toke.c
+use warnings 'syntax' ;
+$a = 1_2;
+$a = 1_2345_6;
+no warnings 'syntax' ;
+$a = 1_2;
+$a = 1_2345_6;
+EXPECT
+Misplaced _ in number at - line 3.
+Misplaced _ in number at - line 4.
+Misplaced _ in number at - line 4.
+########
+# toke.c
+use warnings 'bareword' ;
+#line 25 "bar"
+$a = FRED:: ;
+no warnings 'bareword' ;
+#line 25 "bar"
+$a = FRED:: ;
+EXPECT
+Bareword "FRED::" refers to nonexistent package at bar line 25.
+########
+# toke.c
+use warnings 'ambiguous' ;
+sub time {}
+my $a = time() ;
+no warnings 'ambiguous' ;
+my $b = time() ;
+EXPECT
+Ambiguous call resolved as CORE::time(), qualify as such or use & at - line 4.
+########
+# toke.c
+use warnings ;
+eval <<'EOE';
+{
+#line 30 "foo"
+ $_ = " \x{123} " ;
+}
+EOE
+EXPECT
+
+########
+# toke.c
+my $a = rand + 4 ;
+EXPECT
+Warning: Use of "rand" without parens is ambiguous at - line 2.
+########
+# toke.c
+$^W = 0 ;
+my $a = rand + 4 ;
+{
+ no warnings 'ambiguous' ;
+ $a = rand + 4 ;
+ use warnings 'ambiguous' ;
+ $a = rand + 4 ;
+}
+$a = rand + 4 ;
+EXPECT
+Warning: Use of "rand" without parens is ambiguous at - line 3.
+Warning: Use of "rand" without parens is ambiguous at - line 8.
+Warning: Use of "rand" without parens is ambiguous at - line 10.
+########
+# toke.c
+sub fred {};
+-fred ;
+EXPECT
+Ambiguous use of -fred resolved as -&fred() at - line 3.
+########
+# toke.c
+$^W = 0 ;
+sub fred {} ;
+-fred ;
+{
+ no warnings 'ambiguous' ;
+ -fred ;
+ use warnings 'ambiguous' ;
+ -fred ;
+}
+-fred ;
+EXPECT
+Ambiguous use of -fred resolved as -&fred() at - line 4.
+Ambiguous use of -fred resolved as -&fred() at - line 9.
+Ambiguous use of -fred resolved as -&fred() at - line 11.
+########
+# toke.c
+open FOO || time;
+EXPECT
+Precedence problem: open FOO should be open(FOO) at - line 2.
+########
+# toke.c
+$^W = 0 ;
+open FOO || time;
+{
+ no warnings 'precedence' ;
+ open FOO || time;
+ use warnings 'precedence' ;
+ open FOO || time;
+}
+open FOO || time;
+EXPECT
+Precedence problem: open FOO should be open(FOO) at - line 3.
+Precedence problem: open FOO should be open(FOO) at - line 8.
+Precedence problem: open FOO should be open(FOO) at - line 10.
+########
+# toke.c
+$^W = 0 ;
+*foo *foo ;
+{
+ no warnings 'ambiguous' ;
+ *foo *foo ;
+ use warnings 'ambiguous' ;
+ *foo *foo ;
+}
+*foo *foo ;
+EXPECT
+Operator or semicolon missing before *foo at - line 3.
+Ambiguous use of * resolved as operator * at - line 3.
+Operator or semicolon missing before *foo at - line 8.
+Ambiguous use of * resolved as operator * at - line 8.
+Operator or semicolon missing before *foo at - line 10.
+Ambiguous use of * resolved as operator * at - line 10.
+########
+# toke.c
+use warnings 'misc' ;
+my $a = "\m" ;
+no warnings 'misc' ;
+$a = "\m" ;
+EXPECT
+Unrecognized escape \m passed through at - line 3.
+########
+# toke.c
+use warnings 'portable' ;
+my $a = 0b011111111111111111111111111111110 ;
+ $a = 0b011111111111111111111111111111111 ;
+ $a = 0b111111111111111111111111111111111 ;
+ $a = 0x0fffffffe ;
+ $a = 0x0ffffffff ;
+ $a = 0x1ffffffff ;
+ $a = 0037777777776 ;
+ $a = 0037777777777 ;
+ $a = 0047777777777 ;
+no warnings 'portable' ;
+ $a = 0b011111111111111111111111111111110 ;
+ $a = 0b011111111111111111111111111111111 ;
+ $a = 0b111111111111111111111111111111111 ;
+ $a = 0x0fffffffe ;
+ $a = 0x0ffffffff ;
+ $a = 0x1ffffffff ;
+ $a = 0037777777776 ;
+ $a = 0037777777777 ;
+ $a = 0047777777777 ;
+EXPECT
+Binary number > 0b11111111111111111111111111111111 non-portable at - line 5.
+Hexadecimal number > 0xffffffff non-portable at - line 8.
+Octal number > 037777777777 non-portable at - line 11.
+########
+# toke.c
+use warnings 'overflow' ;
+my $a = 0b011111111111111111111111111111110 ;
+ $a = 0b011111111111111111111111111111111 ;
+ $a = 0b10000000000000000000000000000000000000000000000000000000000000000 ;
+ $a = 0x0fffffffe ;
+ $a = 0x0ffffffff ;
+ $a = 0x10000000000000000 ;
+ $a = 0037777777776 ;
+ $a = 0037777777777 ;
+ $a = 002000000000000000000000;
+no warnings 'overflow' ;
+ $a = 0b011111111111111111111111111111110 ;
+ $a = 0b011111111111111111111111111111111 ;
+ $a = 0b10000000000000000000000000000000000000000000000000000000000000000 ;
+ $a = 0x0fffffffe ;
+ $a = 0x0ffffffff ;
+ $a = 0x10000000000000000 ;
+ $a = 0037777777776 ;
+ $a = 0037777777777 ;
+ $a = 002000000000000000000000;
+EXPECT
+Integer overflow in binary number at - line 5.
+Integer overflow in hexadecimal number at - line 8.
+Integer overflow in octal number at - line 11.
diff --git a/contrib/perl5/t/pragma/warn/universal b/contrib/perl5/t/pragma/warn/universal
new file mode 100644
index 0000000..6dbb1be
--- /dev/null
+++ b/contrib/perl5/t/pragma/warn/universal
@@ -0,0 +1,16 @@
+ universal.c AOK
+
+ Can't locate package %s for @%s::ISA [S_isa_lookup]
+
+
+
+__END__
+# universal.c [S_isa_lookup]
+use warnings 'misc' ;
+@ISA = qw(Joe) ;
+my $a = bless [] ;
+UNIVERSAL::isa $a, Jim ;
+EXPECT
+Can't locate package Joe for @main::ISA at - line 5.
+Can't locate package Joe for @main::ISA.
+Can't locate package Joe for @main::ISA.
diff --git a/contrib/perl5/t/pragma/warn/utf8 b/contrib/perl5/t/pragma/warn/utf8
new file mode 100644
index 0000000..6a2fe54
--- /dev/null
+++ b/contrib/perl5/t/pragma/warn/utf8
@@ -0,0 +1,29 @@
+
+ utf8.c AOK
+
+ [utf8_to_uv]
+ Malformed UTF-8 character
+ my $a = ord "\x80" ;
+
+ Malformed UTF-8 character
+ my $a = ord "\xf080" ;
+ <<<<<< this warning can't be easily triggered from perl anymore
+
+ [utf16_to_utf8]
+ Malformed UTF-16 surrogate
+ <<<<<< Add a test when somethig actually calls utf16_to_utf8
+
+__END__
+# utf8.c [utf8_to_uv] -W
+use utf8 ;
+my $a = "snøstorm" ;
+{
+ no warnings 'utf8' ;
+ my $a = "snøstorm";
+ use warnings 'utf8' ;
+ my $a = "snøstorm";
+}
+EXPECT
+Malformed UTF-8 character at - line 3.
+Malformed UTF-8 character at - line 8.
+########
diff --git a/contrib/perl5/t/pragma/warn/util b/contrib/perl5/t/pragma/warn/util
new file mode 100644
index 0000000..e82d6a6
--- /dev/null
+++ b/contrib/perl5/t/pragma/warn/util
@@ -0,0 +1,108 @@
+ util.c AOK
+
+ Illegal octal digit ignored
+ my $a = oct "029" ;
+
+ Illegal hex digit ignored
+ my $a = hex "0xv9" ;
+
+ Illegal binary digit ignored
+ my $a = oct "0b9" ;
+
+ Integer overflow in binary number
+ my $a = oct "0b111111111111111111111111111111111111111111" ;
+ Binary number > 0b11111111111111111111111111111111 non-portable
+ $a = oct "0b111111111111111111111111111111111" ;
+ Integer overflow in octal number
+ my $a = oct "077777777777777777777777777777" ;
+ Octal number > 037777777777 non-portable
+ $a = oct "0047777777777" ;
+ Integer overflow in hexadecimal number
+ my $a = hex "0xffffffffffffffffffff" ;
+ Hexadecimal number > 0xffffffff non-portable
+ $a = hex "0x1ffffffff" ;
+
+__END__
+# util.c
+use warnings 'digit' ;
+my $a = oct "029" ;
+no warnings 'digit' ;
+$a = oct "029" ;
+EXPECT
+Illegal octal digit '9' ignored at - line 3.
+########
+# util.c
+use warnings 'digit' ;
+my $a = hex "0xv9" ;
+no warnings 'digit' ;
+$a = hex "0xv9" ;
+EXPECT
+Illegal hexadecimal digit 'v' ignored at - line 3.
+########
+# util.c
+use warnings 'digit' ;
+my $a = oct "0b9" ;
+no warnings 'digit' ;
+$a = oct "0b9" ;
+EXPECT
+Illegal binary digit '9' ignored at - line 3.
+########
+# util.c
+use warnings 'overflow' ;
+my $a = oct "0b11111111111111111111111111111111111111111111111111111111111111111";
+no warnings 'overflow' ;
+$a = oct "0b11111111111111111111111111111111111111111111111111111111111111111";
+EXPECT
+Integer overflow in binary number at - line 3.
+########
+# util.c
+use warnings 'overflow' ;
+my $a = hex "0xffffffffffffffffffff" ;
+no warnings 'overflow' ;
+$a = hex "0xffffffffffffffffffff" ;
+EXPECT
+Integer overflow in hexadecimal number at - line 3.
+########
+# util.c
+use warnings 'overflow' ;
+my $a = oct "077777777777777777777777777777" ;
+no warnings 'overflow' ;
+$a = oct "077777777777777777777777777777" ;
+EXPECT
+Integer overflow in octal number at - line 3.
+########
+# util.c
+use warnings 'portable' ;
+my $a = oct "0b011111111111111111111111111111110" ;
+ $a = oct "0b011111111111111111111111111111111" ;
+ $a = oct "0b111111111111111111111111111111111" ;
+no warnings 'portable' ;
+ $a = oct "0b011111111111111111111111111111110" ;
+ $a = oct "0b011111111111111111111111111111111" ;
+ $a = oct "0b111111111111111111111111111111111" ;
+EXPECT
+Binary number > 0b11111111111111111111111111111111 non-portable at - line 5.
+########
+# util.c
+use warnings 'portable' ;
+my $a = hex "0x0fffffffe" ;
+ $a = hex "0x0ffffffff" ;
+ $a = hex "0x1ffffffff" ;
+no warnings 'portable' ;
+ $a = hex "0x0fffffffe" ;
+ $a = hex "0x0ffffffff" ;
+ $a = hex "0x1ffffffff" ;
+EXPECT
+Hexadecimal number > 0xffffffff non-portable at - line 5.
+########
+# util.c
+use warnings 'portable' ;
+my $a = oct "0037777777776" ;
+ $a = oct "0037777777777" ;
+ $a = oct "0047777777777" ;
+no warnings 'portable' ;
+ $a = oct "0037777777776" ;
+ $a = oct "0037777777777" ;
+ $a = oct "0047777777777" ;
+EXPECT
+Octal number > 037777777777 non-portable at - line 5.
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