| ! Ensure that only argument -Werror is supported. | |
| ! RUN: not %flang_fc1 -fsyntax-only -Wall %s 2>&1 | FileCheck %s --check-prefix=WRONG1 | |
| ! RUN: not %flang_fc1 -fsyntax-only -WX %s 2>&1 | FileCheck %s --check-prefix=WRONG2 | |
| ! WRONG1: error: Unknown diagnostic option: -Wall | |
| ! WRONG2: error: Unknown diagnostic option: -WX |