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# Copyright (C) 2009-2014 Free Software Foundation, Inc.
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with GCC; see the file COPYING3. If not see
# <http://www.gnu.org/licenses/>.
# We set LC_ALL and LANG to C so that we get the same error messages as expected.
setenv LC_ALL C
setenv LANG C
# Many hosts now default to a non-ASCII C locale, however, so
# they can set a charset encoding here if they need.
if { [ishost "*-*-cygwin*"] } {
setenv LC_ALL C.ASCII
setenv LANG C.ASCII
}
# Run the LANGUAGE compiler with GCC_OPTIONS and inspect the compiler
# output to make sure that they match the newline-separated patterns
# in COMPILER_PATTERNS but not the patterns in COMPILER_NON_PATTERNS.
# In case of failure, xfail if XFAIL is nonempty.
proc check_for_options {language gcc_options compiler_patterns compiler_non_patterns expected_failure} {
set filename test-[pid]
set fd [open $filename.c w]
puts $fd "int main (void) { return 0; }"
close $fd
remote_download host $filename.c
set test "compiler driver $gcc_options option(s):"
set gcc_options "\{additional_flags=$gcc_options\}"
switch "$language" {
"c" { set compiler cc1 }
default { error "unknown language" }
}
set gcc_output [gcc_target_compile $filename.c $filename.x executable $gcc_options]
remote_file build delete $filename.c $filename.x $filename.gcno
foreach pattern [split $compiler_patterns "\n"] {
if {$pattern != ""} {
if {[regexp -- "$pattern" $gcc_output]} {
pass "$test $pattern"
} else {
if {$expected_failure != ""} {
xfail "$test $pattern"
} else {
fail "$test $pattern"
}
}
}
}
foreach pattern [split $compiler_non_patterns "\n"] {
if {$pattern != ""} {
if {![regexp -- "$pattern" $gcc_output]} {
pass "$test $pattern"
} else {
if {$expected_failure != ""} {
xfail "$test $pattern"
} else {
fail "$test $pattern"
}
}
}
}
}
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