fix rdar://6097892 - gcc incompat: clang rejects __func__, __FUNCTION__, and __PRETTY_FUNCTION__ outside func

Yeah, this is "useful".

llvm-svn: 60921

1 files changed, 8 insertions, 1 deletions

diff --git a/clang/test/Sema/predef.c b/clang/test/Sema/predef.c
index bd5e1a98b24..097950ccc63 100644
--- a/clang/test/Sema/predef.c
+++ b/clang/test/Sema/predef.c
@@ -5,8 +5,15 @@ void abcdefghi12(void) {
  static int arr[sizeof(__func__)==12 ? 1 : -1];
 }
 
-char *X = __func__; // expected-error {{predefined identifier is only valid}}
+char *X = __func__; // expected-warning {{predefined identifier is only valid}} \
+                       expected-warning {{initializing 'char const [1]' discards qualifiers, expected 'char *'}}
 
 void a() {
   __func__[0] = 'a';  // expected-error {{variable is not assignable}}
 }
+
+// rdar://6097892 - GCC permits this insanity.
+const char *b = __func__;  // expected-warning {{predefined identifier is only valid}}
+const char *c = __FUNCTION__; // expected-warning {{predefined identifier is only valid}}
+const char *d = __PRETTY_FUNCTION__; // expected-warning {{predefined identifier is only valid}}
+