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Diffstat (limited to 'test/Sema/warn-unused-variables.c')
-rw-r--r-- | test/Sema/warn-unused-variables.c | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/test/Sema/warn-unused-variables.c b/test/Sema/warn-unused-variables.c index 3661506..58e52b1 100644 --- a/test/Sema/warn-unused-variables.c +++ b/test/Sema/warn-unused-variables.c @@ -1,4 +1,4 @@ -// RUN: %clang_cc1 -fsyntax-only -Wunused-variable -verify %s +// RUN: %clang_cc1 -fsyntax-only -Wunused-variable -fblocks -verify %s struct s0 { unsigned int i; @@ -17,3 +17,16 @@ void f1(void) { (void)sizeof(i); return; } + +// PR5933 +int f2() { + int X = 4; // Shouldn't have a bogus 'unused variable X' warning. + return Y + X; // expected-error {{use of undeclared identifier 'Y'}} +} + +int f3() { + int X1 = 4; + (void)(Y1 + X1); // expected-error {{use of undeclared identifier 'Y1'}} + (void)(^() { int X = 4; }); // expected-warning{{unused}} + (void)(^() { int X = 4; return Y + X; }); // expected-error {{use of undeclared identifier 'Y'}} +} |