# Expect script for ld-plugin LTO tests
-# Copyright (C) 2011-2016 Free Software Foundation, Inc.
+# Copyright (C) 2011-2021 Free Software Foundation, Inc.
#
# This file is part of the GNU Binutils.
#
# Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
# MA 02110-1301, USA.
+# Check to see if the C and C++ compilers work
+if { ![check_compiler_available] || [which $CXX] == 0 } {
+ return
+}
+
# These tests require plugin and LTO.
if { ![check_plugin_api_available]
|| ![check_lto_available] } {
return
}
-global CFLAGS
-global CXXFLAGS
set saved_CFLAGS "$CFLAGS"
set saved_CXXFLAGS "$CXXFLAGS"
regsub -all "(\\-Wp,)?-D_FORTIFY_SOURCE=\[0-9\]+" $CFLAGS "" CFLAGS
set CXXFLAGS "$saved_CXXFLAGS"
}
-set plugin_names {
- liblto_plugin.so
- liblto_plugin-0.dll
- cyglto_plugin-0.dll
-}
-set plug_opt ""
-foreach plug $plugin_names {
- set plug_so [run_host_cmd $CC "--print-prog-name $plug"]
- if { $plug_so eq $plug } then {
- set plug_so [run_host_cmd $CC "--print-file-name $plug"]
- }
- if { $plug_so ne $plug } then {
- set plug_opt "--plugin $plug_so"
- break
- }
-}
set lto_fat ""
set lto_no_fat ""
if { [check_lto_fat_available] } {
set lto_fat "-ffat-lto-objects"
set lto_no_fat "-fno-fat-lto-objects"
+ set no_lto "-fno-lto"
}
# Simple LTO tests and generate input files for complex LTO tests.
"-O2 -flto -fuse-linker-plugin" "-flto -fuse-linker-plugin" \
{lto-1a.c lto-1b.c} {} "lto-1.exe"] \
[list "Compile 2" \
- "" "-O2 -flto -fuse-linker-plugin" \
+ "" "-O2 -flto -fuse-linker-plugin $NOSANITIZE_CFLAGS" \
{lto-2.c} {} ""] \
[list "LTO 2" \
- "-static -O2 -flto -fuse-linker-plugin tmpdir/lto-2.o -lm" "" \
+ "-static -O2 -flto -fuse-linker-plugin tmpdir/lto-2.o -lm" \
+ "$NOSANITIZE_CFLAGS" \
{dummy.c} {} "lto-2.exe"] \
[list "Compile 3a" \
"" "-flto" \
[list "Compile 5b" \
"" "-flto $lto_fat" \
{lto-5b.c} {} ""] \
- [list "LTO 6" \
- "-O2 -flto -fuse-linker-plugin" "" \
- {lto-6.c} {} "lto-6.exe" "c"] \
[list "Compile PR ld/12365" \
"" "-flto -O2 $lto_fat" \
{pr12365a.c pr12365b.c pr12365c.c} {} ""] \
"" "" \
{pr12758a.s} {} ""] \
[list "Build libpr12758.a" \
- "" "-flto -O2 $lto_fat" \
+ "" "-flto -O2 $lto_fat $NOSANITIZE_CFLAGS" \
{pr12758b.c} {} "libpr12758.a"] \
[list "PR ld/12758" \
- "-O2 -Wl,-e,foo -nostdlib -flto -fuse-linker-plugin tmpdir/pr12758a.o -Wl,--start-group tmpdir/libpr12758.a -Wl,--end-group" "" \
+ "$NOPIE_LDFLAGS $NOSANITIZE_CFLAGS -O2 -Wl,-e,foo -nostdlib -flto -fuse-linker-plugin tmpdir/pr12758a.o -Wl,--start-group tmpdir/libpr12758.a -Wl,--end-group" \
+ "$NOSANITIZE_CFLAGS" \
{dummy.c} {} "pr12758.exe"] \
- [list "Compile PR ld/12760" \
- "" "-g -O0" \
- {pr12760a.c} {} ""] \
- [list "Build libpr12760.a" \
- "" "-flto -O2 $lto_fat" \
- {pr12760b.c} {} "libpr12760.a"] \
- [list "PR ld/12760" \
- "-O2 -Wl,-e,foo -nostdlib -flto -fuse-linker-plugin tmpdir/pr12760a.o -Wl,--start-group tmpdir/libpr12760.a -Wl,--end-group" "" \
- {dummy.c} {} "pr12760.exe" "c" "pr12760a.c:6: warning: Bad bar"] \
[list "Build libpr13183.a" \
"-T" "-flto -O2 $lto_fat" \
{pr13183a.c} {} "libpr13183.a"] \
[list "PR ld/19317 (1)" \
"$plug_opt" "-flto $lto_no_fat" \
{pr19317.c} {} "libpr19317.a"] \
+ [list "Build pr20276a.o" \
+ "" "-fno-lto -fcommon" \
+ {pr20276a.c}] \
+ [list "Build pr20276b.o" \
+ "$plug_opt" "-flto $lto_no_fat -fcommon" \
+ {pr20276b.c}] \
+ [list "Build pr20267a.o" \
+ "" "-fcommon" \
+ {pr20267a.c}] \
+ [list "Build libpr20267a.a" \
+ "$plug_opt" "-flto $lto_fat -fcommon" \
+ {pr20267b.c} {} "libpr20267a.a"] \
+ [list "Build libpr20267b.a" \
+ "$plug_opt" "-flto $lto_no_fat -fcommon" \
+ {pr20267b.c} {} "libpr20267b.a"] \
+ [list "Build pr20321" \
+ "-flto -Wl,-plugin,$plug_so" "-flto" \
+ {pr20321.c} {{warning ".*: duplicated plugin"}} \
+ "pr20321" "c"] \
+ [list "Build pr22502a.o" \
+ "" "" \
+ {pr22502a.c}] \
+ [list "Build pr22502b.o" \
+ "$plug_opt" "-flto $lto_no_fat" \
+ {pr22502b.c}] \
+ [list "Build pr22751.a" \
+ "$plug_opt" "-flto $lto_no_fat $INT128_CFLAGS" \
+ {pr22751.c} {} "pr22751.a"] \
+ [list "Build pr24406-2b.o" \
+ "" "-O2 -fno-lto" \
+ {pr24406-2b.c}] \
+ [list "Build pr26163a.o" \
+ "" "-O2 -fno-lto" \
+ {pr26163a.c}] \
+ [list "Build pr26262b.o" \
+ "" "-O2" \
+ {pr26262b.c} {} "" "c"] \
+ [list "Build pr26262c.o" \
+ "" "-O2" \
+ {pr26262c.c} {} "" "c"] \
+ [list "Build pr26267a.o" \
+ "" "-O2 -flto $lto_no_fat" \
+ {pr26267a.c} {} "" "c"] \
+ [list "Build pr26267b.o" \
+ "" "-O2" \
+ {pr26267b.c} {} "" "c"] \
+ [list "Build pr26267c.o" \
+ "" "-O2" \
+ {pr26267c.c} {} "" "c"] \
+ [list "Build pr26267a" \
+ "" "-O2" \
+ {pr26267a.c} {} "" "c"] \
+ [list "Build pr26267a" \
+ "-flto tmpdir/pr26267a.o tmpdir/pr26267b.o tmpdir/pr26267c.o" \
+ "-flto $lto_no_fat" \
+ {dummy.c} \
+ {{error_output "pr26267.err"}} \
+ "pr26267a"] \
+ [list "Build pr26267b" \
+ "-flto tmpdir/pr26267b.o tmpdir/pr26267c.o tmpdir/pr26267a.o" \
+ "-flto $lto_no_fat" \
+ {dummy.c} \
+ {{error_output "pr26267.err"}} \
+ "pr26267b"] \
+ [list "Build pr26389.o" \
+ "$plug_opt" "-flto $lto_no_fat -fcommon" \
+ {pr26389.c} \
+ [list [list "nm" "$plug_opt" "pr26389.d"]]] \
]
+if { [at_least_gcc_version 10 0] } {
+ set lto_link_tests [concat $lto_link_tests [list \
+ [list "pr25355.o" \
+ "" \
+ "-flto -fno-common $lto_no_fat" \
+ {pr25355.c} \
+ [list [list "nm" "$plug_opt" "pr25355.d"]]] \
+ ]]
+}
+
if { [at_least_gcc_version 4 7] } {
set lto_link_tests [concat $lto_link_tests [list \
[list "Compile PR ld/12942 (1)" \
]]
}
-# Generate input files for complex LTO tests for ELF.
-set lto_link_elf_tests [list \
+set lto_compile_elf_tests [list \
[list "Compile 7" \
"" "-flto -O2" \
{lto-7a.c lto-7b.c lto-7c.c} {} ""] \
- [list "Build liblto-7.so" \
- "-shared" "-O2 -fpic" \
- {lto-7d.c} {} "liblto-7.so" "c"] \
[list "Compile 8a" \
"" "-O2" \
{lto-8a.c} {} ""] \
[list "Compile 8b" \
"" "-flto -O2" \
{lto-8b.c} {} ""] \
+ [list "PR ld/23309" \
+ "-O2 -flto -fuse-linker-plugin -fvisibility=hidden -ffunction-sections -Wl,--gc-sections,-u,KeepMe" \
+ "-O2 -flto -fuse-linker-plugin -fvisibility=hidden -ffunction-sections" \
+ {pr23309.c} {{"nm" {} "pr23309.d"}} "pr23309.exe" "c"] \
+]
+
+# Generate input files for complex LTO tests for ELF.
+set lto_link_elf_tests [list \
+ [list "LTO 6" \
+ "-O2 -flto -fuse-linker-plugin" "" \
+ {lto-6.c} {} "lto-6.exe" "c"] \
+ [list "Build liblto-7.so" \
+ "-shared" "-O2 -fpic" \
+ {lto-7d.c} {} "liblto-7.so" "c"] \
[list "Build liblto-17a.so" \
"-shared -O2 -fpic -flto -fuse-linker-plugin" "-O2 -fpic -flto" \
{lto-17a.c} {{"nm" {} "lto-17a.d"}} "liblto-17a.so" "c"] \
[list "Build liblto-17b.so 2" \
"-shared -O2 -fpic -flto -fuse-linker-plugin tmpdir/lto-17a.o" "-O2 -fpic -flto" \
{lto-17b.c} {{"nm" {} "lto-17b-2.d"}} "liblto-17b.so"] \
- [list "PR ld/12982" \
- "-O2 -flto -fuse-linker-plugin" "-O2 -flto" \
- {pr12982.c} {{"readelf" {-l --wide} "pr12982.d"}} "pr12982.exe"] \
+ [list "Compile PR ld/12760" \
+ "" "-g -O0" \
+ {pr12760a.c} {} ""] \
+ [list "Build libpr12760.a" \
+ "" "-flto -O2 $lto_fat" \
+ {pr12760b.c} {} "libpr12760.a"] \
+ [list "PR ld/12760" \
+ "-O2 -Wl,-e,foo -nostdlib -flto -fuse-linker-plugin tmpdir/pr12760a.o -Wl,--start-group tmpdir/libpr12760.a -Wl,--end-group" "" \
+ {dummy.c} {{warning "pr12760a.c:6: warning: Bad \\.?bar"}} \
+ "pr12760.exe" "c"] \
[list "PR ld/12975" \
"-shared -O2 -fPIC -flto -fuse-linker-plugin -nostdlib -Wl,-version-script,pr12975.t" "-O2 -flto" \
{pr12975.c} {{"readelf" {-s --wide} "pr12975.d"}} "pr12975.so" "c"] \
"-shared" "-O2 -fpic" \
{pr15146b.c} {} "pr15146b.so" "c"] \
[list "Build pr15146c.so" \
- "-shared -Wl,--no-as-needed tmpdir/pr15146b.so" "-O2 -fpic" \
+ "-shared -Wl,--no-as-needed tmpdir/pr15146b.so" "-O2 -fpic $no_lto" \
{pr15146c.c} {} "pr15146c.so" "c"] \
[list "PR ld/15146 (1)" \
"-O2 -flto -fuse-linker-plugin -Wl,-rpath-link,. -Wl,--no-copy-dt-needed-entries -Wl,--no-as-needed tmpdir/pr15146a.o tmpdir/pr15146c.so" "" \
[list "PR ld/16746 (2)" \
"-O2 -flto -fuse-linker-plugin tmpdir/pr16746c.o tmpdir/pr16746a.o" "-O2 -flto" \
{dummy.c} {} "pr16746b.exe"] \
+ [list "Build pr21382a.o" \
+ "" "-O2 -flto" \
+ {pr21382a.c} {} "" "c"] \
+ [list "Build pr21382.so" \
+ "-shared" "-O2 -fpic" \
+ {pr21382b.c} {} "pr21382.so" "c"] \
+ [list {Build pr22220lib.so} \
+ {-shared -Wl,--version-script=pr22220lib.ver} {-fPIC} \
+ {pr22220lib.cc} {} {pr22220lib.so} {c++}] \
+ [list {Build pr22220main.o} \
+ {} {-flto} \
+ {pr22220main.cc} {} {} {c++}] \
+ [list "Build libpr23818.so" \
+ "-shared -flto -g -Wl,-version-script,pr23818.t" \
+ "-g -flto $lto_fat" \
+ {pr23818a.c pr23818b.c} \
+ {{"readelf" {-s --wide} "pr23818.d"}} \
+ "libpr23818.so"] \
+ [list "Build libpr23958.so" \
+ "-shared -flto -Wl,-version-script,pr23958.t" \
+ "-g -flto $lto_fat" \
+ {pr23958.c} \
+ "" \
+ "libpr23958.so"] \
+ [list "Build pr24486a.o" \
+ "$plug_opt" "-flto -O2" \
+ {pr24486a.c} {} "" "c"] \
+ [list "Build pr24486b.so" \
+ "-shared" "-O2 -fpic" \
+ {pr24486b.c} {} "pr24486b.so" "c"] \
+ [list "Build pr24486c.so" \
+ "-shared -Wl,--no-as-needed tmpdir/pr24486b.so" "-O2 -fpic" \
+ {pr24486c.c} {} "pr24486c.so" "c"] \
+ [list "PR ld/24486" \
+ "-O2 -flto tmpdir/pr24486a.o tmpdir/pr24486c.so -Wl,--as-needed tmpdir/pr24486b.so" "" \
+ {dummy.c} {} "pr24486.exe"] \
+ [list "Build pr25593a-1.o" \
+ "$plug_opt" "-flto -O2" \
+ {pr25593a-1.c} {} "" "c"] \
+ [list "Build pr25593a-2.o" \
+ "" "-O2" \
+ {pr25593a-2.c} {} "" "c"] \
+ [list "Build pr25593b.o" \
+ "" "-O2" \
+ {pr25593b.c} {} "" "c"] \
+ [list "Build pr25593c.so" \
+ "-shared" "-O2 -fpic" \
+ {pr25593c.c} {} "pr25593c.so" "c"] \
+ [list "Build pr25593d.so" \
+ "-shared" "-O2 -fpic" \
+ {pr25593d.c} {} "pr25593d.so" "c"] \
+ [list "Build pr25593e.so" \
+ "-shared" "-O2 -fpic" \
+ {pr25593e.c} {} "pr25593e.so" "c"] \
+ [list "PR ld/r25593 (LTO)" \
+ "-O2 -flto -Wl,--as-needed tmpdir/pr25593a-1.o tmpdir/pr25593b.o \
+ tmpdir/pr25593c.so tmpdir/pr25593d.so tmpdir/pr25593e.so" "" \
+ {dummy.c} {{readelf {-d --wide} pr25593.d}} "pr25593a.exe"] \
+ [list "PR ld/r25593" \
+ "-O2 -flto -Wl,--as-needed tmpdir/pr25593a-2.o tmpdir/pr25593b.o \
+ tmpdir/pr25593c.so tmpdir/pr25593d.so tmpdir/pr25593e.so" "" \
+ {dummy.c} {{readelf {-d --wide} pr25593.d}} "pr25593b.exe"] \
+ [list "Build pr25618a.o" \
+ "$plug_opt" "-O2 -flto -fpic" \
+ {pr25618a.cc} {} "" "c++"] \
+ [list "Build pr25618.a" \
+ "$plug_opt" "-O2 -flto -fpic" \
+ {pr25618b.cc} {} "pr25618.a" "c++"] \
+ [list "Build pr25618.so" \
+ "-shared -Wl,--exclude-libs,ALL tmpdir/pr25618a.o tmpdir/pr25618.a" \
+ "-fpic" \
+ {dummy.c} {{readelf {--dyn-syms --wide} pr25618.d}} "pr25618.so" "c++"] \
+ [list {liblto-18b.so} \
+ {-shared} {-O2 -fpic} \
+ {lto-18b.c} {} {liblto-18b.so}] \
+ [list {liblto-18b.a} \
+ "$plug_opt" {-flto -O2} \
+ {lto-18b.c} {} {liblto-18b.a}] \
+ [list {liblto-18c.so} \
+ {-shared} {-O2 -fpic} \
+ {lto-18c.c} {} {liblto-18c.so}] \
+ [list {liblto-18c.a} \
+ "$plug_opt" {-flto -O2} \
+ {lto-18c.c} {} {liblto-18c.a}] \
+ [list {lto-18d.o} \
+ {} {-flto -O2} \
+ {lto-18d.c} {} {}] \
+ [list {liblto-19.a} \
+ "$plug_opt" {-flto -O2 -fPIC} \
+ {lto-19a.c} {} {liblto-19.a}] \
+ [list {compile lto-19b.c} \
+ "$plug_opt" {-flto -O2 -fPIC} \
+ {lto-19b.c} {} {} {c}] \
+ [list {liblto-19.so} \
+ {-shared tmpdir/lto-19b.o tmpdir/liblto-19.a} {-O2 -fPIC} \
+ {dummy.c} {} {liblto-19.so}] \
+ [list {pr26806.so} \
+ {-shared} {-fpic -O2 -flto} \
+ {pr26806.c} {{nm {-D} pr26806.d}} {pr26806.so}] \
+ [list {pr27311a.so} \
+ {-shared -Wl,--version-script=pr27311.ver} {-fPIC} \
+ {pr27311a.c} {} {pr27311a.so}] \
+ [list {pr27311b.so} \
+ {-shared -Wl,--no-as-needed tmpdir/pr27311a.so} {-fPIC} \
+ {pr27311b.c} {} {pr27311b.so}] \
+ [list {pr27311c.o} \
+ {} {-flto} \
+ {pr27311c.c} {} {} {c}] \
+ [list {pr27311d.o} \
+ {} {-flto} \
+ {pr27311d.c} {} {} {c}] \
+ [list {pr27311-1} \
+ {tmpdir/pr27311c.o -Wl,--no-as-needed,--rpath-link=. tmpdir/pr27311b.so} {} \
+ {dummy.c} {{readelf {--dyn-syms --wide} pr27311.d}} {pr27311-1}] \
+ [list {pr27311-2} \
+ {tmpdir/pr27311d.o -Wl,--no-as-needed,--rpath-link=. tmpdir/pr27311b.so} {} \
+ {dummy.c} {{readelf {--dyn-syms --wide} pr27311.d}} {pr27311-2}] \
+]
+
+# PR 14918 checks that libgcc is not spuriously included in a shared link of
+# an empty program. The ARM crt1.o startup code however calls __libc_csu_init
+# in /usr/lib/libc_nonshared.a(elf-init.oS). This in turn needs
+# __aeabi_unwind_cpp_pr0@@GCC_3.5 which is provided by libgcc_s.so.1, so the
+# test fails. Hence this code to skip the test.
+if { ! [istarget "arm*-*-*"] } {
+ lappend lto_link_elf_tests \
[list "PR ld/14918" \
"-flto" "-flto" \
- {pr14918.c} {{"readelf" {-d --wide} "pr14918.d"}} "pr14918.exe" "c"] \
-]
+ {pr14918.c} {{"readelf" {-d --wide} "pr14918.d"}} "pr14918.exe" "c"]
+}
+
+# PR 12982 checks that an executable stack is not created by default
+# when using the LTO plugin. The HPPA target however requires an
+# executable stack for syscall restarts and signal returns, so we
+# skip this test for that target.
+if { ! [istarget "hppa*-*-*"] } {
+ lappend lto_link_elf_tests \
+ [list "PR ld/12982" \
+ "-O2 -flto -fuse-linker-plugin" "-O2 -flto" \
+ {pr12982.c} {{"readelf" {-l --wide} "pr12982.d"}} "pr12982.exe"]
+}
# Check final symbols in executables.
set lto_link_symbol_tests [list \
"-O2 -flto -fuse-linker-plugin tmpdir/lto-9.o" "" \
{dummy.c} {{"nm" {-C} "lto-9.d"}} "lto-9.exe" "c++"] \
[list "LTO 16a symbol" \
- "-O2 -Wl,-e,foo -nostdlib -flto -fuse-linker-plugin" "-flto" \
+ "-O2 $NOSANITIZE_CFLAGS -Wl,-e,foo -nostdlib -flto -fuse-linker-plugin" \
+ "-flto $NOSANITIZE_CFLAGS" \
{lto-16a.c} {{"nm" {} "lto-16a.d"}} "lto-16.exe" "c"] \
[list "LTO 16b symbol" \
- "-O2 -Wl,-e,foo -u bar -nostdlib -flto -fuse-linker-plugin" "-flto" \
+ "-O2 $NOSANITIZE_CFLAGS -Wl,-e,foo -u bar -nostdlib -flto -fuse-linker-plugin" \
+ "-flto $NOSANITIZE_CFLAGS" \
{lto-16a.c lto-16b.c} {{"nm" {} "lto-16b.d"}} "lto-16b.exe" "c"] \
[list "PR ld/13183" \
"-O2 -flto -fuse-linker-plugin tmpdir/pr13183b.o tmpdir/libpr13183.a" "" \
[list "PR ld/19317 (3)" \
"-O2 -flto tmpdir/pr19317-r.o" "" \
{dummy.c} "pr19317.exe" "pr19317.out" "-flto -O2" "c"] \
+ [list "Run pr20276" \
+ "-O2 -flto tmpdir/pr20276a.o tmpdir/pr20276b.o" "" \
+ {dummy.c} "pr20276" "pass.out" "-flto -O2" "c"] \
+ [list "Run pr20267a" \
+ "-O2 -flto -fcommon tmpdir/pr20267a.o tmpdir/libpr20267a.a" "" \
+ {dummy.c} "pr20267a" "pass.out" "-flto -O2 -fcommon" "c"] \
+ [list "Run pr20267b" \
+ "-O2 -flto -fcommon tmpdir/pr20267a.o tmpdir/libpr20267b.a" "" \
+ {dummy.c} "pr20267b" "pass.out" "-flto -O2 -fcommon" "c"] \
+ [list "Run pr22502" \
+ "-O2 -flto tmpdir/pr22502a.o tmpdir/pr22502b.o" "" \
+ {dummy.c} "pr20267" "pass.out" "-flto -O2 -fcommon" "c"] \
+ [list "Run pr22751" \
+ "-O2 -flto" "" \
+ {dummy.c} "pr22751" "pass.out" "-flto -O2" "c" "" \
+ "-Wl,--whole-archive tmpdir/pr22751.a -Wl,--no-whole-archive"] \
+ [list "Run pr24406-1" \
+ "-O2 -flto" "" \
+ {pr24406-1.c} "pr24406-1" "pass.out" "-flto -O2" "c" "" \
+ "-Wl,--wrap=read"] \
+ [list "Run pr24406-2" \
+ "-O2 -flto" "" \
+ {pr24406-2a.c} "pr24406-2" "pass.out" \
+ "-flto -O2" "c" "" \
+ "tmpdir/pr24406-2b.o -Wl,--wrap=cook"] \
+ [list "Run pr26163" \
+ "-O2 -flto" "" \
+ {pr26163b.c} "pr24406-2" "pass.out" \
+ "-flto -O2" "c" "" \
+ "tmpdir/pr26163a.o -Wl,--defsym,g=real_g"] \
+ [list "Run pr26262a" \
+ "-O2 -flto" "" \
+ {pr26262a.c} "pr26262a" "pass.out" \
+ "-flto -O2" "c" "" \
+ "tmpdir/pr26262b.o tmpdir/pr26262c.o"] \
+ [list "Run pr26262b" \
+ "-flto -O2 tmpdir/pr26262b.o tmpdir/pr26262c.o" "" \
+ {pr26262a.c} "pr26262b" "pass.out" \
+ "-flto -O2" "c" "" \
+ ""] \
]
if { [at_least_gcc_version 4 7] } {
]]
}
-# LTO run-time tests for ELF
-set lto_run_elf_tests [list \
+# LTO run-time tests for ELF which require shared library support.
+set lto_run_elf_shared_tests [list \
[list "LTO 7" \
"-O2 -flto -fuse-linker-plugin tmpdir/lto-7b.o tmpdir/lto-7c.o tmpdir/lto-7a.o -Wl,--no-as-needed tmpdir/liblto-7.so" "" \
{dummy.c} "lto-7.exe" "lto-7.out" "" "c"] \
+ [list "Run pr21382" \
+ "-O2 -flto -fuse-linker-plugin -Wl,--as-needed tmpdir/pr21382a.o tmpdir/pr21382.so" "" \
+ {dummy.c} "pr21382.exe" "pass.out" "" "c"] \
+ [list {pr22220a} \
+ {-flto -fuse-linker-plugin tmpdir/pr22220main.o tmpdir/pr22220lib.so} {} \
+ {dummy.c} {pr22220a.exe} {pass.out} {} {c++}] \
+ [list {pr22220b} \
+ {-flto -fuse-linker-plugin -Wl,--no-as-needed tmpdir/pr22220lib.so tmpdir/pr22220main.o} {} \
+ {dummy.c} {pr22220b.exe} {pass.out} {} {c++}] \
+ [list {lto-18 (1)} \
+ {-flto -fuse-linker-plugin} {} \
+ {lto-18a.c} {lto-18-1.exe} {lto-18.out} {-flto -O2} {c} {} \
+ {tmpdir/lto-18d.o -Wl,--as-needed,-R,tmpdir -Ltmpdir -llto-18b -llto-18c}] \
+ [list {lto-18 (2)} \
+ {-flto -fuse-linker-plugin} {} \
+ {lto-18a.c} {lto-18-2.exe} {lto-18.out} {-flto -O2} {c} {} \
+ {-Wl,--as-needed,-R,tmpdir -Ltmpdir -llto-18b -llto-18c tmpdir/lto-18d.o}] \
+ [list {lto-18 (3)} \
+ {-static -flto -fuse-linker-plugin} {} \
+ {lto-18a.c} {lto-18-3.exe} {lto-18.out} {-flto -O2} {c} {} \
+ {tmpdir/lto-18d.o -Ltmpdir -llto-18b -llto-18c}] \
+ [list {lto-18 (4)} \
+ {-static -flto -fuse-linker-plugin} {} \
+ {lto-18a.c} {lto-18-4.exe} {lto-18.out} {-flto -O2} {c} {} \
+ { -Ltmpdir -llto-18b -llto-18c tmpdir/lto-18d.o}] \
+ [list {lto-19} \
+ {-Wl,--as-needed,-R,tmpdir} {} \
+ {lto-19c.c} {lto-19.exe} {pass.out} {-flto -O2} {c} {} \
+ {tmpdir/liblto-19.so tmpdir/liblto-19.a}] \
+]
+
+# LTO run-time tests for ELF
+set lto_run_elf_tests [list \
[list "LTO 8" \
"-O2 -flto -fuse-linker-plugin tmpdir/lto-8b.o tmpdir/lto-8a.o" "" \
{dummy.c} "lto-8.exe" "lto-8.out" "" "c"] \
run_cc_link_tests $lto_link_tests
+# These compilation tests generate intermediate object files which will be used
+# by some elf tests besides shared libs tests. So, always compile them.
+run_cc_link_tests $lto_compile_elf_tests
+
# Restrict these to ELF targets that support shared libs and PIC.
if { [is_elf_format] && [check_lto_shared_available] } {
run_cc_link_tests $lto_link_elf_tests
set testname "PR ld/15146 (2)"
set exec_output [run_host_cmd "$CC" "-O2 -flto -fuse-linker-plugin -Wl,-rpath-link,. -Wl,--no-copy-dt-needed-entries -Wl,--no-as-needed tmpdir/pr15146d.o tmpdir/pr15146c.so"]
- if { [ regexp "undefined reference to symbol 'xxx'" $exec_output ] } {
+ if { [ regexp "undefined reference to symbol '\\.?xxx'" $exec_output ] } {
pass $testname
} {
fail $testname
}
set testname "PR ld/16746 (3)"
set exec_output [run_host_cmd "$CC" "-O2 -flto -fuse-linker-plugin tmpdir/pr16746b.o tmpdir/pr16746d.o"]
- if { [ regexp "warning: foobar" $exec_output ] && ![ regexp "symbol from plugin" $exec_output ] } {
+ if { [ regexp "warning: \\.?foobar" $exec_output ] && ![ regexp "symbol from plugin" $exec_output ] } {
pass $testname
} {
fail $testname
}
set testname "PR ld/16746 (4)"
set exec_output [run_host_cmd "$CC" "-O2 -flto -fuse-linker-plugin tmpdir/pr16746d.o tmpdir/pr16746b.o"]
- if { [ regexp "warning: foobar" $exec_output ] && ![ regexp "symbol from plugin" $exec_output ] } {
+ if { [ regexp "warning: \\.?foobar" $exec_output ] && ![ regexp "symbol from plugin" $exec_output ] } {
pass $testname
} {
fail $testname
remote_file host delete "tmpdir/liblto-11.a"
set catch_output [run_host_cmd "$ar" "rc $plug_opt tmpdir/liblto-11.a tmpdir/lto-11a.o tmpdir/lto-11b.o tmpdir/lto-11c.o"]
if {![string match "" $catch_output]} {
- unresolved $testname
+ fail $testname
restore_notify
return
}
# Since the asm symbol name hack in pr12365b.c doesn't work on all
# targets, run PR ld/12365 tests only for known targets.
if { ([istarget "i?86-*-elf*"]
- || (([istarget "i?86-*-linux*"] || [istarget "i?86-*-gnu*"])
- && ![istarget "*-*-*aout*"]
- && ![istarget "*-*-*oldld*"])
- || [istarget "i?86-*-nacl*"]
- || [istarget "x86_64-*-nacl*"]
+ || [istarget "i?86-*-linux*"]
+ || [istarget "i?86-*-gnu*"]
|| [istarget "x86_64-*-linux*"]
|| [istarget "amd64-*-linux*"]) } {
set testname "PR ld/12365"
set exec_output [run_host_cmd "$CC" "-O2 -flto -flto-partition=none -fuse-linker-plugin -o tmpdir/pr12365 tmpdir/pr12365a.o tmpdir/pr12365b.o tmpdir/pr12365c.o"]
+ set exec_output [prune_warnings $exec_output]
if { [ regexp "undefined reference to `my_bcopy'" $exec_output ] } {
# Linker should catch the reference to undefined `my_bcopy'
# error caused by a GCC bug.
} {
fail $testname
}
+
+ run_cc_link_tests [list \
+ [list \
+ "Build pr22721a.so" \
+ "-shared $NOSANITIZE_CFLAGS -nostdlib -nostartfiles \
+ -Wl,-version-script,pr22721.t" \
+ "" \
+ {pr22721a.s} \
+ {} \
+ "pr22721a.so" \
+ ] \
+ [list \
+ "Build pr22721b.o" \
+ "$plug_opt $NOSANITIZE_CFLAGS" \
+ "-O2 -fPIC -flto $lto_no_fat" \
+ {pr22721b.c} \
+ ] \
+ [list \
+ "Build PR ld/pr22721" \
+ "-O2 -flto -fuse-linker-plugin -nostdlib -nostartfiles \
+ $NOSANITIZE_CFLAGS \
+ -Wl,-e,_start tmpdir/pr22721b.o tmpdir/pr22721a.so" \
+ "$NOSANITIZE_CFLAGS" \
+ {dummy.c} \
+ {} \
+ "pr22721.exe"
+ ] \
+ ]
}
set testname "PR ld/12942 (3)"
set exec_output [run_host_cmd "$CXX" "-O2 -flto -fuse-linker-plugin tmpdir/pr12942b.o tmpdir/pr12942a.o"]
- if { [ regexp "undefined reference to `link_error\\(\\)'" $exec_output ] } {
+ if { [ regexp "undefined reference to `\\.?link_error\\(\\)'" $exec_output ] } {
pass $testname
} {
fail $testname
}
+
+ run_cc_link_tests [list \
+ [list \
+ "Build pr23460*.o" \
+ "$plug_opt" \
+ "-O2 -fPIC -flto $lto_no_fat" \
+ {pr23460a.c pr23460b.c pr23460c.c \
+ pr23460d.c pr23460e.c pr23460f.c} \
+ ] \
+ ]
+ set exec_output [run_host_cmd "sh" \
+ "-c \"ulimit -n 20; \
+ $ar -rc $plug_opt \
+ tmpdir/libpr23460.a \
+ tmpdir/pr23460a.o \
+ tmpdir/pr23460b.o \
+ tmpdir/pr23460c.o \
+ tmpdir/pr23460d.o \
+ tmpdir/pr23460e.o \
+ tmpdir/pr23460f.o\""]
+ set exec_output [prune_warnings $exec_output]
+ if [string match "" $exec_output] then {
+ pass "PR binutils/23460"
+ } else {
+ fail "PR binutils/23460"
+ }
}
# Run "ld -r" to generate inputs for complex LTO tests.
{dummy.s} {} "pr19317-r.o"] \
]
-# The following tests require running the executable generated by ld.
-if ![isnative] {
- return
+run_ld_link_exec_tests $lto_run_tests
+
+if { [is_elf_format] } {
+ run_ld_link_exec_tests $lto_run_elf_tests
+
+ # Note - it is not guaranteed that the ordering of symbols in the dynamic
+ # symbol table will match the ordering of the symbols specified by the
+ # --dynamic-list command line option.
+ #
+ # For PR22983 we want to make sure that all four symbols specified in
+ # pr222983.t are present in the output, but a simple sequences of regexps
+ # will not work as we do not know the order of the symbols. (Readelf
+ # does not have a symbol sorting option and the run_cc_list_tests proc
+ # does not allow for the output of the dump program to piped into `sort`).
+ #
+ # So instead we run readelf four times, each time checking for the
+ # presence of a specific symbol from the pr22983.t file.
+ run_cc_link_tests [list \
+ [list \
+ "Build pr22983" \
+ "-Wl,--dynamic-list,pr22983.t" \
+ "-flto" \
+ {pr22983a.c pr22983b.c} \
+ {{readelf {--dyn-syms --wide} pr22983.1.d} \
+ {readelf {--dyn-syms --wide} pr22983.2.d} \
+ {readelf {--dyn-syms --wide} pr22983.3.d} \
+ {readelf {--dyn-syms --wide} pr22983.4.d}} \
+ "pr22983" \
+ ] \
+ ]
}
-run_ld_link_exec_tests [] $lto_run_tests
+if { [is_elf_format] && [check_lto_shared_available] } {
+ run_ld_link_exec_tests $lto_run_elf_shared_tests
+}
-if { [is_elf_format] } {
- run_ld_link_exec_tests [] $lto_run_elf_tests
+proc pr20103 {cflags libs} {
+ global CC
+
+ set testname "PR ld/20103 ($cflags $libs)"
+ set exec_output [run_host_cmd "$CC" "$cflags $libs"]
+ if { [ regexp "undefined reference to `\\.?dead'" $exec_output ] } {
+ pass "$testname (1)"
+ } {
+ fail "$testname (1)"
+ }
+ if { [ regexp "plugin needed to handle lto object" $exec_output ] } {
+ fail "$testname (2)"
+ } {
+ pass "$testname (2)"
+ }
+}
+
+if { [check_lto_fat_available] } {
+ run_cc_link_tests [list \
+ [list \
+ "Build fatpr20103a.a" \
+ "$plug_opt" "-flto -ffat-lto-objects" \
+ {pr20103a.c} {} "fatpr20103a.a"
+ ] \
+ [list \
+ "Build fatpr20103b.a" \
+ "$plug_opt" "-flto -ffat-lto-objects" \
+ {pr20103b.c} {} "fatpr20103b.a"
+ ] \
+ [list \
+ "Build fatpr20103c.a" \
+ "$plug_opt" "-flto -ffat-lto-objects" \
+ {pr20103c.c} {} "fatpr20103c.a" \
+ ] \
+ [list \
+ "Build thinpr20103a.a" \
+ "$plug_opt" "-flto -fno-fat-lto-objects" \
+ {pr20103a.c} {} "thinpr20103a.a"
+ ] \
+ [list \
+ "Build thinpr20103b.a" \
+ "$plug_opt" "-flto -fno-fat-lto-objects" \
+ {pr20103b.c} {} "thinpr20103b.a"
+ ] \
+ [list \
+ "Build thinpr20103c.a" \
+ "$plug_opt" "-flto -fno-fat-lto-objects" \
+ {pr20103c.c} {} "thinpr20103c.a" \
+ ] \
+ [list \
+ "Build pr20103a" \
+ "-O2 -flto -Wl,--start-group tmpdir/thinpr20103a.a tmpdir/thinpr20103b.a tmpdir/thinpr20103c.a -Wl,--end-group" \
+ "-O2 -flto" \
+ {dummy.c} {} "pr20103a" \
+ ] \
+ [list \
+ "Build pr20103b" \
+ "-O2 -flto -Wl,--start-group tmpdir/fatpr20103a.a tmpdir/fatpr20103b.a tmpdir/fatpr20103c.a -Wl,--end-group" \
+ "-O2 -flto" \
+ {dummy.c} {} "pr20103b" \
+ ] \
+ [list \
+ "Build pr20103c" \
+ "-O2 -Wl,--start-group tmpdir/fatpr20103a.a tmpdir/fatpr20103b.a tmpdir/fatpr20103c.a -Wl,--end-group" \
+ "-O2" \
+ {dummy.c} {} "pr20103c" \
+ ] \
+ ]
+ pr20103 "-O2 -flto" "tmpdir/thinpr20103a.a tmpdir/thinpr20103b.a tmpdir/thinpr20103c.a"
+ pr20103 "-O2 -flto" "tmpdir/fatpr20103a.a tmpdir/fatpr20103b.a tmpdir/fatpr20103c.a"
+ pr20103 "-O2" "tmpdir/fatpr20103a.a tmpdir/fatpr20103b.a tmpdir/fatpr20103c.a"
+
+ if { [at_least_gcc_version 4 9] } {
+ run_cc_link_tests [list \
+ [list \
+ "Build pr20103d" \
+ "-O2 -Wl,--start-group tmpdir/thinpr20103a.a tmpdir/thinpr20103b.a tmpdir/thinpr20103c.a -Wl,--end-group" \
+ "-O2" \
+ {dummy.c} {} "pr20103d" \
+ ] \
+ ]
+ pr20103 "-O2" "tmpdir/thinpr20103a.a tmpdir/thinpr20103b.a tmpdir/thinpr20103c.a"
+ }
}
restore_notify
projects / binutils-gdb.git / blobdiff