We no longer accept @defs with the non-fragile ABI.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@69721 91177308-0d34-0410-b5e6-96231b3b80d8

test/Coverage/objc-language-features.inc

@@ -78,6 +78,8 @@ int f0(id x) {
 #endif
 }
 
+#ifndef __OBJC2__
 struct s0 {
   @defs(A);
 };
+#endif