| // { dg-do preprocess } | |
| // { dg-options "-std=gnu99 -fdiagnostics-show-option -Werror=multichar" } | |
| /* { dg-message "some warnings being treated as errors" "" {target "*-*-*"} 0 } */ | |
| #if 'abc' // { dg-error "multi-character character constant .-Werror=multichar." } | |
| #endif |