| // This should warn by default. |
| // RUN: clang-cc %s 2>&1 | grep "warning:" && |
| |
| // This should not emit anything. |
| // RUN: clang-cc %s -w 2>&1 | not grep diagnostic && |
| // RUN: clang-cc %s -Wno-#warnings 2>&1 | not grep diagnostic && |
| |
| // -Werror can map all warnings to error. |
| // RUN: clang-cc %s -Werror 2>&1 | grep "error:" && |
| |
| // -Werror can map this one warning to error. |
| // RUN: clang-cc %s -Werror=#warnings 2>&1 | grep "error:" && |
| |
| // -Wno-error= overrides -Werror. rdar://3158301 |
| // RUN: clang-cc %s -Werror -Wno-error=#warnings 2>&1 | grep "warning:" |
| |
| #warning foo |
| |
| |