PR3679 - handle #pragma weak

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@77573 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/Parser/pragma-weak.c b/test/Parser/pragma-weak.c
index 355a954..dca0f8d 100644
--- a/test/Parser/pragma-weak.c
+++ b/test/Parser/pragma-weak.c
@@ -10,7 +10,7 @@
 extern int z;
 /* expected-warning {{expected identifier in '#pragma weak'}}*/ #pragma weak z = =
 /* expected-warning {{expected identifier in '#pragma weak'}}*/ #pragma weak z =
-#pragma weak z = y
+/* expected-warning {{weak identifier 'y' never declared}} */ #pragma weak z = y
 
 extern int a;
 /* expected-warning {{extra tokens at end of '#pragma weak'}}*/ #pragma weak a b