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# Expect script for LD section checks tests
# Copyright (C) 1999-2022 Free Software Foundation, Inc.
#
# This file is part of the GNU Binutils.
#
# 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 this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
# MA 02110-1301, USA.
#
# Written by Nick Clifton (nickc@cygnus.com)
proc section_check {} {
global LDFLAGS
global as
global ld
global srcdir
global subdir
# The usage of .lcomm in asm.s is incompatible with ia64 and ppc xcoff.
if { [istarget ia64-*-*] || [is_xcoff_format] } {
return
}
set test "check sections 1"
set ldflags "$LDFLAGS --check-sections -e foo"
if { ![ld_assemble $as $srcdir/$subdir/asm.s tmpdir/asm.o]} {
unsupported $test
return
}
if ![ld_link $ld tmpdir/asm.x "$ldflags tmpdir/asm.o"] {
fail $test
} else {
pass $test
}
set test "check sections 2"
# Change the linker flags so that our "buggy" linker
# script is used.
set ldflags "$LDFLAGS --check-sections -T $srcdir/$subdir/script -e foo"
# Perform the equivalent of invoking ld_link
# except that we need to massage the output further.
set exec_output [run_host_cmd "$ld" "-o tmpdir/asm.x $ldflags tmpdir/asm.o"]
set exec_output [prune_warnings $exec_output]
# Make sure that we got some output from the linker
if [string match "" $exec_output] then {
fail $test
}
# Now remove our expected error message
regsub -all ".*: section .data .* overlaps section .text .*" $exec_output "" exec_output
# And check to see if anything else, (unexpected) was left
if [string match "" $exec_output] then {
pass $test
} else {
verbose -log "Unexpected linker message(s): $exec_output"
fail $test
}
}
proc overflow_check {} {
# Test only on some 32-bit targets that are often tested
if { ![istarget i?86-*-*]
&& ![istarget powerpc-*-*]
&& ![istarget arm*-*-*] } {
return
}
if ![is_elf_format] {
return
}
run_dump_test "over"
run_dump_test "over2"
}
section_check
overflow_check
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