Create new EnumDecl nodes for redeclarations of enums, linking them
together in the same way that we link RecordDecl/CXXRecordDecl nodes.
Unify ActOnTag and ActOnTagStruct.
Fixes PR clang/2753.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@61034 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/Sema/enum.c b/test/Sema/enum.c
index 5782a43..4c24b58 100644
--- a/test/Sema/enum.c
+++ b/test/Sema/enum.c
@@ -58,3 +58,9 @@
// PR3173
enum { PR3173A, PR3173B = PR3173A+50 };
+
+// PR2753
+void foo() {
+ enum xpto; // expected-warning{{ISO C forbids forward references to 'enum' types}}
+ enum xpto; // expected-warning{{ISO C forbids forward references to 'enum' types}}
+}