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# Copyright (C) 2022-2026 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.
#
# Test infrastructure for bug 33401
# https://sourceware.org/bugzilla/show_bug.cgi?id=33401
# Sframe section contains R_*_NONE relocations intermingled with other
# relas in the output relocatable object.
#
proc check_dump { binfile dumpfile } {
global srcdir
global READELF
global subdir
global env
set binary $READELF
set progopts "-j .rela.sframe"
set cmd "$binary $progopts $binfile > dump.out"
send_log "$cmd\n"
catch "exec $cmd" comp_output
set comp_output [prune_warnings $comp_output]
if ![string match "" $comp_output] then {
send_log "$comp_output\n"
return 1
}
if { [regexp_diff "dump.out" "$srcdir/$subdir/$dumpfile"] } then {
verbose -log "output is [file_contents "dump.out"]" 2
return 1
}
return 0
}
proc check_pr33401 { } {
global CXX_FOR_TARGET
global ld
global srcdir
global subdir
global as
global LDFLAGS
global env
set objfiles {}
set testname "PR ld/33401"
set failed 0
set linkfile "tmpdir/pr33401.o"
set src_files [list "StateClient.cpp" "StatePlaying.cpp"]
# Check to see if the C and C++ compilers work
if { ![check_compiler_available] || [which $CXX_FOR_TARGET] == 0 } {
unsupported $testname
return
}
# 1. First step: Create a relocatable object (pr33401.o) from
# sources. Some R_*_NONE are expected for this input. We
# cannot use run_cc_link_tests procedure as we need to control
# every aspect of the compilation, assembling and linking
# process.
foreach src_file $src_files {
set fileroot "[file rootname [file tail $src_file]]"
set objfile "tmpdir/$fileroot.o"
if { [file extension $src_file] == ".cpp" } {
set as_file "tmpdir/$fileroot.s"
set cmd "$CXX_FOR_TARGET -S -g -O2 -w"
if ![ld_compile $cmd $srcdir/$subdir/$src_file $as_file] {
set failed 1
break
}
} else {
set as_file "$srcdir/$subdir/$src_file"
}
if { ![ld_assemble $as "--gsframe $as_file" $objfile] } {
set failed 1
break
}
lappend objfiles $objfile
}
# Catch previous action errors.
if { $failed } {
verbose -log "Error during compiling/assembling one of the input files."
unresolved $testname
return
}
# Do the first linking. If this fails, we cannot resolve the test.
if { ![ld_link $ld $linkfile "-L$srcdir/$subdir -r $objfiles"] } {
verbose -log "Error during linking assembled objects."
unresolved $testname
return
}
# Check the output of the first ld invocation
if { [check_dump $linkfile pr33401.rd] } {
verbose -log "No R_*_NONE in .rela.sframe"
untested $testname
return
}
# Clear error and warning counts.
reset_vars
# 2. Final step: Run ld -r again on the output of step 1.
# The assertion failure in PR 33401 occurred when processing input BFDs
# containing R_*_NONE relocations in the .sframe section.
if { ![ld_link $ld /dev/null "-L$srcdir/$subdir -r $linkfile"] } {
fail $testname
} else {
pass $testname
}
}
if [skip_sframe_tests] {
unsupported "no SFrame format support in the assembler, or SFrame disabled"
return 0
}
if ![is_elf_format] {
unsupported "SFrame not supported"
return 0
}
if {[info exists env(LC_ALL)]} {
set old_lc_all $env(LC_ALL)
}
set env(LC_ALL) "C"
set sframe_test_list [lsort [glob -nocomplain $srcdir/$subdir/*.d]]
foreach sframe_test $sframe_test_list {
verbose [file rootname $sframe_test]
run_dump_test [file rootname $sframe_test]
}
check_pr33401
# Run other compile and link tests.
if { [check_compiler_available] } {
run_cc_link_tests [list \
[list \
"Build pr32789-1a.o pr32789-1b.o" \
"-r -nostdlib" \
"-Wa,--gsframe" \
{ pr32789-1a.c pr32789-1b.c } \
{{readelf --sframe pr32789-1.sd}
{readelf -r pr32789-1.rd}} \
"pr32789-1.o" \
"c" \
] \
]
}
set sframe_link_tests {
{ "pr32769"
"--gc-sections -e foo" "" "--gsframe-3" {pr32769.s}
{{readelf --sframe pr32769.rd}}
"pr32769.x" }
}
run_ld_link_tests $sframe_link_tests
if {[info exists old_lc_all]} {
set env(LC_ALL) $old_lc_all
} else {
unset env(LC_ALL)
}
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