Error out if reinterpret_casting between member pointers of two different

sizes.

llvm-svn: 111119

1 files changed, 8 insertions, 0 deletions

diff --git a/clang/test/SemaCXX/member-pointer-ms.cpp b/clang/test/SemaCXX/member-pointer-ms.cpp
index 8987f6d66fd..3b2d0fceb97 100644
--- a/clang/test/SemaCXX/member-pointer-ms.cpp
+++ b/clang/test/SemaCXX/member-pointer-ms.cpp
@@ -4,3 +4,11 @@
 struct A; //expected-note{{forward declaration of 'A'}}
 int A::*pai1; //expected-error{{incomplete type 'A'}}
 
+// Test that we don't allow reinterpret_casts from pointers of one size to
+// pointers of a different size.
+struct A {};
+struct B {};
+struct C: A, B {};
+
+void (A::*paf)();
+void (C::*pcf)() = reinterpret_cast<void (C::*)()>(paf); //expected-error{{cannot reinterpret_cast from member pointer type}}