Vendor import of clang trunk r132879:

http://llvm.org/svn/llvm-project/cfe/trunk@132879

1 files changed, 158 insertions, 2 deletions

diff --git a/test/SemaCXX/struct-class-redecl.cpp b/test/SemaCXX/struct-class-redecl.cpp
index d3d6d79..5c59578 100644
--- a/test/SemaCXX/struct-class-redecl.cpp
+++ b/test/SemaCXX/struct-class-redecl.cpp
@@ -1,8 +1,164 @@
 // RUN: %clang_cc1 -fsyntax-only -Wmismatched-tags -verify %s
+// RUN: %clang_cc1 -fsyntax-only -Wmismatched-tags %s 2>&1 | FileCheck %s
 class X; // expected-note 2{{here}}
 typedef struct X * X_t; // expected-warning{{previously declared}}
+union X { int x; float y; }; // expected-error{{use of 'X' with tag type that does not match previous declaration}}
 
-template<typename T> struct Y; // expected-note{{previous}}
+template<typename T> struct Y; // expected-note{{did you mean class here?}}
 template<class U> class Y { }; // expected-warning{{previously declared}}
 
-union X { int x; float y; }; // expected-error{{use of 'X' with tag type that does not match previous declaration}}
+class A;
+class A;  // expected-note{{previous use is here}}
+struct A;  // expected-warning{{struct 'A' was previously declared as a class}}
+
+class B;  // expected-note{{did you mean struct here?}}
+class B;  // expected-note{{previous use is here}}\
+          // expected-note{{did you mean struct here?}}
+struct B;  // expected-warning{{struct 'B' was previously declared as a class}}
+struct B {};  // expected-warning{{'B' defined as a struct here but previously declared as a class}}
+
+class C;  // expected-note{{previous use is here}}
+struct C;  // expected-warning{{struct 'C' was previously declared as a class}}\
+           // expected-note{{previous use is here}}\
+           // expected-note{{did you mean class here?}}
+class C;  // expected-warning{{class 'C' was previously declared as a struct}}\
+          // expected-note{{previous use is here}}
+struct C;  // expected-warning{{struct 'C' was previously declared as a class}}\
+           // expected-note{{did you mean class here?}}
+class C {};  // expected-warning{{'C' defined as a class here but previously declared as a struct}}
+
+struct D {};  // expected-note{{previous definition is here}}\
+              // expected-note{{previous use is here}}
+class D {};  // expected-error{{redefinition of 'D'}}
+struct D;
+class D;  // expected-warning{{class 'D' was previously declared as a struct}}\
+          // expected-note{{did you mean struct here?}}
+
+class E;
+class E;
+class E {};
+class E;
+
+struct F;
+struct F;
+struct F {};
+struct F;
+
+template<class U> class G;  // expected-note{{previous use is here}}\
+                            // expected-note{{did you mean struct here?}}
+template<class U> struct G;  // expected-warning{{struct template 'G' was previously declared as a class template}}
+template<class U> struct G {};  // expected-warning{{'G' defined as a struct template here but previously declared as a class template}}
+
+/*
+*** 'X' messages ***
+CHECK: warning: struct 'X' was previously declared as a class
+CHECK: {{^}}typedef struct X * X_t;
+CHECK: {{^}}        ^{{$}}
+CHECK: note: previous use is here
+CHECK: {{^}}class X;
+CHECK: {{^}}      ^{{$}}
+CHECK: error: use of 'X' with tag type that does not match previous declaration
+CHECK: {{^}}union X { int x; float y; };
+CHECK: {{^}}^~~~~{{$}}
+CHECK: {{^}}class{{$}}
+CHECK: note: previous use is here
+CHECK: {{^}}class X;
+CHECK: {{^}}      ^{{$}}
+*** 'Y' messages ***
+CHECK: warning: 'Y' defined as a class template here but
+      previously declared as a struct template
+CHECK: {{^}}template<class U> class Y { };
+CHECK: {{^}}                  ^{{$}}
+CHECK: note: did you mean class here?
+CHECK: {{^}}template<typename T> struct Y;
+CHECK: {{^}}                     ^~~~~~{{$}}
+CHECK: {{^}}                     class{{$}}
+*** 'A' messages ***
+CHECK: warning: struct 'A' was previously declared as a class
+CHECK: {{^}}struct A;
+CHECK: {{^}}^{{$}}
+CHECK: note: previous use is here
+CHECK: {{^}}class A;
+CHECK: {{^}}      ^{{$}}
+*** 'B' messages ***
+CHECK: warning: struct 'B' was previously declared as a class
+CHECK: {{^}}struct B;
+CHECK: {{^}}^{{$}}
+CHECK: note: previous use is here
+CHECK: {{^}}class B;
+CHECK: {{^}}      ^{{$}}
+CHECK: 'B' defined as a struct here but previously declared as a class
+CHECK: {{^}}struct B {};
+CHECK: {{^}}^{{$}}
+CHECK: note: did you mean struct here?
+CHECK: {{^}}class B;
+CHECK: {{^}}^~~~~{{$}}
+CHECK: {{^}}struct{{$}}
+CHECK: note: did you mean struct here?
+CHECK: {{^}}class B;
+CHECK: {{^}}^~~~~{{$}}
+CHECK: {{^}}struct{{$}}
+*** 'C' messages ***
+CHECK: warning: struct 'C' was previously declared as a class
+CHECK: {{^}}struct C;
+CHECK: {{^}}^{{$}}
+CHECK: note: previous use is here
+CHECK: {{^}}class C;
+CHECK: {{^}}      ^{{$}}
+CHECK: warning: class 'C' was previously declared as a struct
+CHECK: {{^}}class C;
+CHECK: {{^}}^{{$}}
+CHECK: note: previous use is here
+CHECK: {{^}}struct C;
+CHECK: {{^}}       ^{{$}}
+CHECK: warning: struct 'C' was previously declared as a class
+CHECK: {{^}}struct C;
+CHECK: {{^}}^{{$}}
+CHECK: note: previous use is here
+CHECK: {{^}}class C;
+CHECK: {{^}}      ^{{$}}
+CHECK: warning: 'C' defined as a class here but previously declared as a struct
+CHECK: {{^}}class C {};
+CHECK: {{^}}^{{$}}
+CHECK: note: did you mean class here?
+CHECK: {{^}}struct C;
+CHECK: {{^}}^~~~~~{{$}}
+CHECK: {{^}}class{{$}}
+CHECK: note: did you mean class here?
+CHECK: {{^}}struct C;
+CHECK: {{^}}^~~~~~{{$}}
+CHECK: {{^}}class{{$}}
+*** 'D' messages ***
+CHECK: error: redefinition of 'D'
+CHECK: {{^}}class D {};
+CHECK: {{^}}      ^{{$}}
+CHECK: note: previous definition is here
+CHECK: {{^}}struct D {};
+CHECK: {{^}}       ^{{$}}
+CHECK: warning: class 'D' was previously declared as a struct
+CHECK: {{^}}class D;
+CHECK: {{^}}^{{$}}
+CHECK: note: previous use is here
+CHECK: {{^}}struct D {};
+CHECK: {{^}}       ^{{$}}
+CHECK: note: did you mean struct here?
+CHECK: {{^}}class D;
+CHECK: {{^}}^~~~~{{$}}
+CHECK: {{^}}struct{{$}}
+*** 'E' messages ***
+*** 'F' messages ***
+*** 'G' messages ***
+CHECK: warning: struct template 'G' was previously declared as a class template
+CHECK: {{^}}template<class U> struct G;
+CHECK: {{^}}                  ^{{$}}
+CHECK: note: previous use is here
+CHECK: {{^}}template<class U> class G;
+CHECK: {{^}}                        ^{{$}}
+CHECK: warning: 'G' defined as a struct template here but previously declared as a class template
+CHECK: {{^}}template<class U> struct G {};
+CHECK: {{^}}                  ^{{$}}
+CHECK: note: did you mean struct here?
+CHECK: {{^}}template<class U> class G;
+CHECK: {{^}}                  ^~~~~
+CHECK: {{^}}                  struct
+*/