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1# Bad comment prefixes are diagnosed.2 3# Check empty comment prefix.4RUN: %ProtectFileCheckOutput not FileCheck /dev/null < /dev/null 2>&1 \5RUN: -comment-prefixes= | \6RUN: FileCheck -check-prefix=PREFIX-EMPTY %s7RUN: %ProtectFileCheckOutput not FileCheck /dev/null < /dev/null 2>&1 \8RUN: -comment-prefixes=,FOO | \9RUN: FileCheck -check-prefix=PREFIX-EMPTY %s10RUN: %ProtectFileCheckOutput not FileCheck /dev/null < /dev/null 2>&1 \11RUN: -comment-prefixes=FOO, | \12RUN: FileCheck -check-prefix=PREFIX-EMPTY %s13RUN: %ProtectFileCheckOutput not FileCheck /dev/null < /dev/null 2>&1 \14RUN: -comment-prefixes=FOO,,BAR | \15RUN: FileCheck -check-prefix=PREFIX-EMPTY %s16PREFIX-EMPTY: error: supplied comment prefix must not be the empty string17 18# Check invalid characters in comment prefix.19RUN: %ProtectFileCheckOutput not FileCheck /dev/null < /dev/null 2>&1 \20RUN: -comment-prefixes=. | \21RUN: FileCheck -check-prefix=PREFIX-BAD-CHAR1 %s22RUN: %ProtectFileCheckOutput not FileCheck /dev/null < /dev/null 2>&1 \23RUN: -comment-prefixes='foo ' | \24RUN: FileCheck -check-prefix=PREFIX-BAD-CHAR2 %s25PREFIX-BAD-CHAR1: error: supplied comment prefix must start with a letter and contain only alphanumeric characters, hyphens, and underscores: '.'26PREFIX-BAD-CHAR2: error: supplied comment prefix must start with a letter and contain only alphanumeric characters, hyphens, and underscores: 'foo '27 28# Check duplicate comment prefixes.29RUN: %ProtectFileCheckOutput not FileCheck /dev/null < /dev/null 2>&1 \30RUN: -comment-prefixes=FOO,BAR,BAZ,BAR | \31RUN: FileCheck -check-prefix=COMMENT-PREFIX-DUP %s32COMMENT-PREFIX-DUP: error: supplied comment prefix must be unique among check and comment prefixes: 'BAR'33 34# Check user-supplied check prefix that duplicates a default comment prefix.35RUN: %ProtectFileCheckOutput not FileCheck /dev/null < /dev/null 2>&1 \36RUN: -check-prefixes=FOO,COM | \37RUN: FileCheck -check-prefix=CHECK-PREFIX-DUP-COM %s38RUN: %ProtectFileCheckOutput not FileCheck /dev/null < /dev/null 2>&1 \39RUN: -check-prefixes=RUN,FOO | \40RUN: FileCheck -check-prefix=CHECK-PREFIX-DUP-RUN_ %s41CHECK-PREFIX-DUP-COM: error: supplied check prefix must be unique among check and comment prefixes: 'COM'42CHECK-PREFIX-DUP-RUN_: error: supplied check prefix must be unique among check and comment prefixes: 'RUN'43 44# Check user-supplied comment prefix that duplicates default check prefixes.45RUN: %ProtectFileCheckOutput not FileCheck /dev/null < /dev/null 2>&1 \46RUN: -comment-prefixes=CHECK | \47RUN: FileCheck -check-prefix=COMMENT-PREFIX-DUP-CHECK %s48COMMENT-PREFIX-DUP-CHECK: error: supplied comment prefix must be unique among check and comment prefixes: 'CHECK'49