add bugzilla #


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@77183 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/Sema/return.c b/test/Sema/return.c
index be5130f..9234e3e 100644
--- a/test/Sema/return.c
+++ b/test/Sema/return.c
@@ -188,5 +188,6 @@
   done: ;
 }
 
+// PR4624
 void test28() __attribute__((noreturn));
 void test28(x) { while (1) { } }