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-rw-r--r--clang/test/SemaCXX/struct-class-redecl.cpp8
1 files changed, 8 insertions, 0 deletions
diff --git a/clang/test/SemaCXX/struct-class-redecl.cpp b/clang/test/SemaCXX/struct-class-redecl.cpp
new file mode 100644
index 00000000000..d6ac3661a39
--- /dev/null
+++ b/clang/test/SemaCXX/struct-class-redecl.cpp
@@ -0,0 +1,8 @@
+// RUN: clang-cc -fsyntax-only -verify %s
+class X; // expected-note{{here}}
+typedef struct X * X_t;
+
+template<typename T> class Y;
+template<class U> struct Y { };
+
+union X { int x; float y; }; // expected-error{{use of 'X' with tag type that does not match previous declaration}}
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