1// RUN: %ProtectFileCheckOutput not FileCheck -check-prefix=A! -input-file %s %s 2>&1 | FileCheck -check-prefix=BAD_PREFIX %s 2// RUN: FileCheck -check-prefix=A1a-B_c -input-file %s %s 3// RUN: %ProtectFileCheckOutput not FileCheck -check-prefix=REPEAT -check-prefix=REPEAT -input-file %s %s 2>&1 | FileCheck -check-prefix=DUPLICATE_PREFIX %s 4// RUN: %ProtectFileCheckOutput not FileCheck -check-prefix=VALID -check-prefix=A! -input-file %s %s 2>&1 | FileCheck -check-prefix=BAD_PREFIX %s 5// RUN: %ProtectFileCheckOutput not FileCheck -check-prefix= -input-file %s %s 2>&1 | FileCheck -check-prefix=EMPTY_PREFIX %s 6foobar 7; A1a-B_c: foobar 8 9; BAD_PREFIX: supplied check prefix must start with a letter and contain only alphanumeric characters, hyphens, and underscores: 'A!' 10 11; DUPLICATE_PREFIX: error: supplied check prefix must be unique among check and comment prefixes: 'REPEAT' 12 13; EMPTY_PREFIX: error: supplied check prefix must not be the empty string 14