help.exp: New file.
gcc/testsuite/ * gcc.misc-tests/help.exp: New file. * lib/options.exp: New file. Co-Authored-By: Rafael Avila de Espindola <espindola@google.com> From-SVN: r145851
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Ralf Wildenhues
Ralf Wildenhues
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2009-04-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
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Rafael Avila de Espindola <espindola@google.com>
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* gcc.misc-tests/help.exp: New file.
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* lib/options.exp: New file.
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2009-04-09 Janis Johnson <janis187@us.ibm.com>
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PR libobjc/36610
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# Copyright (C) 2005, 2007, 2009 Free Software Foundation, Inc.
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with GCC; see the file COPYING3. If not see
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# <http://www.gnu.org/licenses/>.
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# This file contains a set of test that check that gcc options are
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# documented in --help, and that the various --help* options work.
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load_lib options.exp
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# Document --version. Ideally, there should be no undocumented switches
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# in --help.
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check_for_options c "--help" "--version" "This switch lacks documentation" ""
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# Output from different subprocesses should not be intermingled
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# (we check for some patterns that could be seen with a missing
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# fflush in gcc.c).
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check_for_options c "-v --help" "" {
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[^\n]The following options
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-Wconversion[^\n]*lacks documentation
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" -g "
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} ""
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# There are still undocumented switches in -v --help.
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check_for_options c "-v --help" "" "This switch lacks documentation" "xfail"
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# Check whether multiline conversion in optc-gen is broken.
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check_for_options c "-v --help" "" {are likely to\n -std} ""
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# Try various --help= classes and qualifiers.
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check_for_options c "--help=optimizers" "-O" " -g " ""
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check_for_options c "--help=params" "maximum number of" "-Wunsafe-loop-optimizations" ""
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check_for_options c "--help=C" "-ansi" "-gnatO" ""
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check_for_options c {--help=C++} {-std=c\+\+} "-gnatO" ""
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check_for_options c "--help=common" "-dumpbase" "-gnatO" ""
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check_for_options c "--help=undocumented" "This switch lacks documentation" "" ""
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# Undocumented flags are not yet consistently marked as such.
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check_for_options c "--help=^undocumented" "-Wall" "This switch lacks documentation" "xfail"
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# Try some --help=* examples from the manual.
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check_for_options c "--help=target,undocumented" "" "" ""
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check_for_options c "--help=target,optimizers" "" "" ""
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check_for_options c "--help=warnings,^joined,^undocumented" "" "" ""
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check_for_options c "-Q -O2 --help=optimizers" {
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-O
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-ftree-vectorize[^\n]*disabled
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} " -g " ""
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check_for_options c "-Q -O3 --help=optimizers" {
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-O
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-ftree-vectorize[^\n]*enabled
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} " -g " ""
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# Try repeated --help=.
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check_for_options c "--help=params --help=optimizers" {
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maximum number of
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-O
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} "" ""
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# Ensure PR 37805 is fixed.
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check_for_options c "--help=joined" "Wformat=" "-fstrict-prototype" ""
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check_for_options c "--help=separate" "-MF" "-fstrict-prototype" ""
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check_for_options c "--help=warnings,joined" "Wformat=" "Wtrigraphs" ""
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check_for_options c "--help=warnings,^joined" "Wtrigraphs" "Wformat=" ""
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check_for_options c "--help=joined,separate" "-I" "" ""
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check_for_options c "--help=^joined,separate" "--param " "" ""
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check_for_options c "--help=joined,^separate" "--help=" "" ""
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check_for_options c "--help=joined,undocumented" "" "" ""
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# Listing only excludes gives empty results.
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check_for_options c "--help=^joined,^separate" "" "" ""
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@ -0,0 +1,69 @@
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# Copyright (C) 2009 Free Software Foundation, Inc.
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with GCC; see the file COPYING3. If not see
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# <http://www.gnu.org/licenses/>.
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# We set LC_ALL and LANG to C so that we get the same error messages as expected.
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setenv LC_ALL C
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setenv LANG C
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# Run the LANGUAGE compiler with GCC_OPTIONS and inspect the compiler
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# output to make sure that they match the newline-separated patterns
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# in COMPILER_PATTERNS but not the patterns in COMPILER_NON_PATTERNS.
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# In case of failure, xfail if XFAIL is nonempty.
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proc check_for_options {language gcc_options compiler_patterns compiler_non_patterns expected_failure} {
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set filename test-[pid]
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set fd [open $filename.c w]
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puts $fd "int main (void) { return 0; }"
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close $fd
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remote_download host $filename.c
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set test "compiler driver $gcc_options option(s):"
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set gcc_options "\{additional_flags=$gcc_options\}"
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switch "$language" {
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"c" { set compiler cc1 }
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default { error "unknown language" }
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}
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set gcc_output [gcc_target_compile $filename.c $filename.x executable $gcc_options]
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remote_file build delete $filename.c $filename.x $filename.gcno
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foreach pattern [split $compiler_patterns "\n"] {
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if {$pattern ne ""} {
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if {[regexp -- "$pattern" $gcc_output]} {
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pass "$test $pattern"
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} else {
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if {$expected_failure ne ""} {
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xfail "$test $pattern"
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} else {
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fail "$test $pattern"
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}
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}
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}
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}
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foreach pattern [split $compiler_non_patterns "\n"] {
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if {$pattern ne ""} {
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if {![regexp -- "$pattern" $gcc_output]} {
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pass "$test $pattern"
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} else {
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if {$expected_failure ne ""} {
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xfail "$test $pattern"
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} else {
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fail "$test $pattern"
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}
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}
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}
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}
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}
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