builtin_trap should be noreturn, this fixes PR5062, patch by
Roman Divacky!


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@82876 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/Sema/builtins.c b/test/Sema/builtins.c
index 04a56bd..912a6b3 100644
--- a/test/Sema/builtins.c
+++ b/test/Sema/builtins.c
@@ -62,3 +62,8 @@
   __builtin_eh_return_data_regno(X);  // expected-error {{not an integer constant expression}}
 }
 
+// PR5062
+void test12(void) __attribute__((__noreturn__));
+void test12(void) {
+  __builtin_trap();  // no warning because trap is noreturn.
+}