-// RUN: not llvm-mc %s 2> %t.err
+// RUN: not llvm-mc -triple x86_64-apple-darwin10 %s 2> %t.err
// RUN: FileCheck --check-prefix=CHECK-ERRORS %s < %t.err
.macro .test0
.endmacro
.macros_off
-// CHECK-ERRORS: 9:1: warning: ignoring directive for now
+// CHECK-ERRORS: 9:1: error: unknown directive
.test0
.macros_on