| // RUN: %ProtectFileCheckOutput not FileCheck -check-prefix=A! -input-file %s %s 2>&1 | FileCheck -check-prefix=BAD_PREFIX %s |
| // RUN: FileCheck -check-prefix=A1a-B_c -input-file %s %s |
| // RUN: %ProtectFileCheckOutput not FileCheck -check-prefix=REPEAT -check-prefix=REPEAT -input-file %s %s 2>&1 | FileCheck -check-prefix=DUPLICATE_PREFIX %s |
| // RUN: %ProtectFileCheckOutput not FileCheck -check-prefix=VALID -check-prefix=A! -input-file %s %s 2>&1 | FileCheck -check-prefix=BAD_PREFIX %s |
| // RUN: %ProtectFileCheckOutput not FileCheck -check-prefix= -input-file %s %s 2>&1 | FileCheck -check-prefix=EMPTY_PREFIX %s |
| foobar |
| ; A1a-B_c: foobar |
| |
| ; BAD_PREFIX: supplied check prefix must start with a letter and contain only alphanumeric characters, hyphens, and underscores: 'A!' |
| |
| ; DUPLICATE_PREFIX: error: supplied check prefix must be unique among check and comment prefixes: 'REPEAT' |
| |
| ; EMPTY_PREFIX: error: supplied check prefix must not be the empty string |
