ld/testsuite/ld-bootstrap/bootstrap.exp - third_party/binutils-gdb - Git at Google

 # Expect script for LD Bootstrap Tests
 #   Copyright (C) 1993-2024 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 Jeffrey Wheat (cassidy@cygnus.com)
 # Rewritten by Ian Lance Taylor (ian@cygnus.com)
 #

 # Make sure that ld can bootstrap itself.

 # This test can only be run if ld generates native executables.
 if ![isnative] {
     return
 }

 # Skip if OFILES aren't provided, it can happen when lauching
 # the testsuites outside the build directory.
 if {![info exists OFILES]} {
     return
 }

 # Skip for -fprofile-generate=.
 catch "exec $nm $plug_opt $OFILES" exec_output
 send_log "foo: $exec_output"
 if { [ string match "*__gcov_*" $exec_output ] } {
     return
 }

 remote_exec host "$nm --help" "" "/dev/null" "plugin-support"
 set tmp [file_contents "plugin-support"]
 regexp ".*\(--plugin\).*\n" $tmp foo plugins
 if [info exists plugins] then {
     set plugins "yes"
 } else {
     set plugins "no"
 }

 # LD can have plugin support even if BFD does not.
 if [check_plugin_api_available] {
     set plugins "yes"
 }

 # Bootstrap ld.  First link the object files together using -r, in
 # order to test -r.  Then link the result into an executable, ld1, to
 # really test -r.  Use ld1 to link a fresh ld, ld2.  Use ld2 to link a
 # new ld, ld3.  ld2 and ld3 should be identical.
 set test_flags {"" "strip" "--static" "-Wl,--traditional-format"
 		"-Wl,--no-keep-memory" "-Wl,--relax"
 		"-Wl,--max-cache-size=-1"}
 if { [istarget "powerpc-*-*"] } {
     lappend test_flags "-Wl,--ppc476-workaround"
 }
 if { [is_elf_format] && ![is_bad_symtab] } {
     lappend test_flags "-Wl,-z,nosectionheader"
 }

 set gcc_B_opt_save $gcc_B_opt

 if {![file exists tmpdir/ldscripts]} then {
     catch "exec ln -s ../ldscripts tmpdir/ldscripts" status
 }
 foreach ldexe {ld1 ld2 ld3} {
     if {![file isdirectory tmpdir/gcc$ldexe]} then {
 	catch "exec mkdir tmpdir/gcc$ldexe" status
 	catch "exec ln -s ../$ldexe tmpdir/gcc$ldexe/ld" status
 	catch "exec ln -s ld tmpdir/gcc$ldexe/collect-ld" status
 	catch "exec ln -s ../../../gas/as-new tmpdir/gcc$ldexe/as" status
     }
 }

 foreach flags $test_flags {
     set gcc_B_opt $gcc_B_opt_save
     set do_strip "no"
     if {"$flags" == "strip"} {
 	set testname "bootstrap with $flags"
         set flags ""
 	set do_strip "yes"
     } else { if {"$flags" != ""} {
 	set testname "bootstrap with $flags"
     } else {
 	set testname "bootstrap"
     }}

     # --static is meaningless.  --relax and -z nosectionheader are
     # incompatible with -r.
     regsub -- "-Wl," $flags "" partial_flags
     if { "$partial_flags" == "--static" \
 	 || "$partial_flags" == "--relax" \
 	 || [string match "*nosectionheader*" "$partial_flags"] } {
 	set partial_flags ""
     }

     if { $partial_flags == "--ppc476-workaround" } {
 	append partial_flags " -T $srcdir/$subdir/ppc476.t"
     }

     # This test can only be run if we have the ld build directory,
     # since we need the object files.
     if {[file normalize $ld] != [file normalize $objdir/ld-new]} {
 	untested $testname
 	continue
     }

     # If -static doesn't work, these tests will fail.
     if { $flags == "--static" && [string match "" $STATIC_LDFLAGS] } then {
 	untested $testname
 	continue
     }

     # Plugin support requires linking with a dynamic library which
     # means that these tests will fail.
     if { $flags == "--static" && $plugins == "yes" } then {
 	untested $testname
 	continue
     }

     # If we only have a shared libbfd, we probably can't run the
     # --static test.
     if { $flags == "--static" && ! [string match "*libbfd.a*" $BFDLIB] } then {
 	untested $testname
 	continue
     }

     if ![ld_relocate $ld tmpdir/ld-partial.o "$partial_flags $OFILES"] {
 	fail $testname
 	continue
     }

     # On AIX, you need to specify an import list when using --static.
     # You only want the import list when creating the final
     # executable.
     if { [istarget "*-*-aix*"]
          && ![istarget "ia64-*-aix*"]} {
 	if {"$flags" == "--static"} {
 	    set flags "--static -bI:/lib/syscalls.exp"
 	}
     }

     # On Cygwin, -lintl may require -liconv when linking statically.
     set extralibs ""
     if { [istarget "*-*-cygwin*"]} {
 	if {"$flags" == "--static"} {
 	    set extralibs "-liconv"
 	}
     }

     # Check if the system's zlib library is used.
     if {[file exists ../zlib/Makefile ]} then {
 	set extralibs "$extralibs -L../zlib -lz"
     } else {
 	set extralibs "$extralibs -lz"
     }

     if { [lindex [remote_exec build grep "-q \"HAVE_ZSTD 1\" config.h" ] 0] == 0 } then {
 	set extralibs "$extralibs $ZSTD_LIBS"
     }

     # Check if the system's jansson library is used. If so, the object files will
     # be using symbols from it, so link to it.
     if { [lindex [remote_exec build grep "-q \"HAVE_JANSSON 1\" config.h" ] 0] == 0 } then {
 	set extralibs "$extralibs $JANSSON_LIBS"
     }

     # Plugin support requires linking with libdl.
     if { $plugins == "yes" } {
 	if { ![istarget "*-*-freebsd*"]} {
 	    set extralibs "$extralibs -ldl"
 	}
     }

     # On Irix 5, linking with --static only works if all the files are
     # compiled using -non_shared.
     if {"$flags" == "--static"} {
 	setup_xfail "mips*-*-irix5*"
     }

     if ![ld_link $CC tmpdir/ld1 "$CFLAGS $flags tmpdir/ld-partial.o $CTFLIB $BFDLIB $LIBIBERTY $SFRAMELIB $extralibs"] {
 	fail $testname
 	continue
     }

     if {"$do_strip" == "yes"} {
 	verbose -log "$strip tmpdir/ld1"
 	catch "exec $strip tmpdir/ld1" exec_output
 	set exec_output [prune_warnings $exec_output]
 	if ![string match "" $exec_output] then {
 	    verbose -log "$exec_output"
 	    fail $testname
 	    continue
 	}
     }

     regsub /tmpdir/ld/ $gcc_B_opt_save /tmpdir/gccld1/ gcc_B_opt
     if ![ld_link $CC tmpdir/ld2 "$CFLAGS $flags $OFILES $CTFLIB $BFDLIB $LIBIBERTY $SFRAMELIB $extralibs"] {
 	fail $testname
 	continue
     }

     regsub /tmpdir/ld/ $gcc_B_opt_save /tmpdir/gccld2/ gcc_B_opt
     if ![ld_link $CC tmpdir/ld3 "$CFLAGS $flags $OFILES $CTFLIB $BFDLIB $LIBIBERTY $SFRAMELIB $extralibs"] {
 	fail $testname
 	continue
     }

     if { "$flags" == "--static"
 	 && ([istarget ia64-*-elf*]
 	     || [istarget ia64-*-linux*]
 	     || [istarget mips*-*-linux*]) } {
 	# On ia64 and mips, tmpdir/ld2 != tmpdir/ld3 is normal since they are
 	# generated by different linkers, tmpdir/ld1 and tmpdir/ld2.
 	# So we rebuild tmpdir/ld2 with tmpdir/ld3.
 	regsub /tmpdir/ld/ $gcc_B_opt_save /tmpdir/gccld3/ gcc_B_opt
 	if ![ld_link $CC tmpdir/ld2 "$CFLAGS $flags $OFILES $CTFLIB $BFDLIB $LIBIBERTY $SFRAMELIB $extralibs"] {
 	    fail $testname
 	    continue
 	}
     }

     if {[istarget "*-*-pe"]
 	|| [istarget "*-*-wince"]
 	|| [istarget "*-*-cygwin*"]
 	|| [istarget "*-*-winnt*"]
 	|| [istarget "*-*-mingw*"]
 	|| [istarget "*-*-interix*"]
 	|| [istarget "*-*-beospe*"]} {
 	# Trim off the date present in PE binaries by only looking
 	#   at the ends of the files
 	# Although this works, a way to set the date would be better.
 	# Removing or zeroing the date stamp in the binary produced by
 	# the linker is not possible as it is required by the target OS.
 	set do_compare [string map {16 220 f1 tmpdir/ld2 f2 tmpdir/ld3 tmp-foo1 tmpdir/ld2tail tmp-foo2 tmpdir/ld3tail} $DO_COMPARE]
 	send_log "$do_compare\n"
 	verbose  "$do_compare"
 	catch "exec sh -c [list $do_compare]" exec_output
     } else {
 	send_log "cmp tmpdir/ld2 tmpdir/ld3\n"
 	verbose  "cmp tmpdir/ld2 tmpdir/ld3"
 	catch "exec cmp tmpdir/ld2 tmpdir/ld3" exec_output
     }
     set exec_output [prune_warnings $exec_output]

     if [string match "" $exec_output] then {
 	pass $testname
     } else {
 	send_log "$exec_output\n"
 	verbose "$exec_output" 1

 	fail $testname
     }
 }

 set gcc_B_opt $gcc_B_opt_save
 catch "exec rm -f tmpdir/ld-partial.o tmpdir/ld1 tmpdir/ld2 tmpdir/ld3" status
 catch "exec rm -f tmpdir/ld2tail tmpdir/ld3tail" status
	# Expect script for LD Bootstrap Tests
	# Copyright (C) 1993-2024 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 Jeffrey Wheat (cassidy@cygnus.com)
	# Rewritten by Ian Lance Taylor (ian@cygnus.com)
	#

	# Make sure that ld can bootstrap itself.

	# This test can only be run if ld generates native executables.
	if ![isnative] {
	return
	}

	# Skip if OFILES aren't provided, it can happen when lauching
	# the testsuites outside the build directory.
	if {![info exists OFILES]} {
	return
	}

	# Skip for -fprofile-generate=.
	catch "exec $nm $plug_opt $OFILES" exec_output
	send_log "foo: $exec_output"
	if { [ string match "__gcov_" $exec_output ] } {
	return
	}

	remote_exec host "$nm --help" "" "/dev/null" "plugin-support"
	set tmp [file_contents "plugin-support"]
	regexp ".\(--plugin\).\n" $tmp foo plugins
	if [info exists plugins] then {
	set plugins "yes"
	} else {
	set plugins "no"
	}

	# LD can have plugin support even if BFD does not.
	if [check_plugin_api_available] {
	set plugins "yes"
	}

	# Bootstrap ld. First link the object files together using -r, in
	# order to test -r. Then link the result into an executable, ld1, to
	# really test -r. Use ld1 to link a fresh ld, ld2. Use ld2 to link a
	# new ld, ld3. ld2 and ld3 should be identical.
	set test_flags {"" "strip" "--static" "-Wl,--traditional-format"
	"-Wl,--no-keep-memory" "-Wl,--relax"
	"-Wl,--max-cache-size=-1"}
	if { [istarget "powerpc--"] } {
	lappend test_flags "-Wl,--ppc476-workaround"
	}
	if { [is_elf_format] && ![is_bad_symtab] } {
	lappend test_flags "-Wl,-z,nosectionheader"
	}

	set gcc_B_opt_save $gcc_B_opt

	if {![file exists tmpdir/ldscripts]} then {
	catch "exec ln -s ../ldscripts tmpdir/ldscripts" status
	}
	foreach ldexe {ld1 ld2 ld3} {
	if {![file isdirectory tmpdir/gcc$ldexe]} then {
	catch "exec mkdir tmpdir/gcc$ldexe" status
	catch "exec ln -s ../$ldexe tmpdir/gcc$ldexe/ld" status
	catch "exec ln -s ld tmpdir/gcc$ldexe/collect-ld" status
	catch "exec ln -s ../../../gas/as-new tmpdir/gcc$ldexe/as" status
	}
	}

	foreach flags $test_flags {
	set gcc_B_opt $gcc_B_opt_save
	set do_strip "no"
	if {"$flags" == "strip"} {
	set testname "bootstrap with $flags"
	set flags ""
	set do_strip "yes"
	} else { if {"$flags" != ""} {
	set testname "bootstrap with $flags"
	} else {
	set testname "bootstrap"
	}}

	# --static is meaningless. --relax and -z nosectionheader are
	# incompatible with -r.
	regsub -- "-Wl," $flags "" partial_flags
	if { "$partial_flags" == "--static" \
	\|\| "$partial_flags" == "--relax" \
	\|\| [string match "nosectionheader" "$partial_flags"] } {
	set partial_flags ""
	}

	if { $partial_flags == "--ppc476-workaround" } {
	append partial_flags " -T $srcdir/$subdir/ppc476.t"
	}

	# This test can only be run if we have the ld build directory,
	# since we need the object files.
	if {[file normalize $ld] != [file normalize $objdir/ld-new]} {
	untested $testname
	continue
	}

	# If -static doesn't work, these tests will fail.
	if { $flags == "--static" && [string match "" $STATIC_LDFLAGS] } then {
	untested $testname
	continue
	}

	# Plugin support requires linking with a dynamic library which
	# means that these tests will fail.
	if { $flags == "--static" && $plugins == "yes" } then {
	untested $testname
	continue
	}

	# If we only have a shared libbfd, we probably can't run the
	# --static test.
	if { $flags == "--static" && ! [string match "libbfd.a" $BFDLIB] } then {
	untested $testname
	continue
	}

	if ![ld_relocate $ld tmpdir/ld-partial.o "$partial_flags $OFILES"] {
	fail $testname
	continue
	}

	# On AIX, you need to specify an import list when using --static.
	# You only want the import list when creating the final
	# executable.
	if { [istarget "--aix*"]
	&& ![istarget "ia64--aix"]} {
	if {"$flags" == "--static"} {
	set flags "--static -bI:/lib/syscalls.exp"
	}
	}

	# On Cygwin, -lintl may require -liconv when linking statically.
	set extralibs ""
	if { [istarget "--cygwin*"]} {
	if {"$flags" == "--static"} {
	set extralibs "-liconv"
	}
	}

	# Check if the system's zlib library is used.
	if {[file exists ../zlib/Makefile ]} then {
	set extralibs "$extralibs -L../zlib -lz"
	} else {
	set extralibs "$extralibs -lz"
	}

	if { [lindex [remote_exec build grep "-q \"HAVE_ZSTD 1\" config.h" ] 0] == 0 } then {
	set extralibs "$extralibs $ZSTD_LIBS"
	}

	# Check if the system's jansson library is used. If so, the object files will
	# be using symbols from it, so link to it.
	if { [lindex [remote_exec build grep "-q \"HAVE_JANSSON 1\" config.h" ] 0] == 0 } then {
	set extralibs "$extralibs $JANSSON_LIBS"
	}

	# Plugin support requires linking with libdl.
	if { $plugins == "yes" } {
	if { ![istarget "--freebsd*"]} {
	set extralibs "$extralibs -ldl"
	}
	}

	# On Irix 5, linking with --static only works if all the files are
	# compiled using -non_shared.
	if {"$flags" == "--static"} {
	setup_xfail "mips--irix5*"
	}

	if ![ld_link $CC tmpdir/ld1 "$CFLAGS $flags tmpdir/ld-partial.o $CTFLIB $BFDLIB $LIBIBERTY $SFRAMELIB $extralibs"] {
	fail $testname
	continue
	}

	if {"$do_strip" == "yes"} {
	verbose -log "$strip tmpdir/ld1"
	catch "exec $strip tmpdir/ld1" exec_output
	set exec_output [prune_warnings $exec_output]
	if ![string match "" $exec_output] then {
	verbose -log "$exec_output"
	fail $testname
	continue
	}
	}

	regsub /tmpdir/ld/ $gcc_B_opt_save /tmpdir/gccld1/ gcc_B_opt
	if ![ld_link $CC tmpdir/ld2 "$CFLAGS $flags $OFILES $CTFLIB $BFDLIB $LIBIBERTY $SFRAMELIB $extralibs"] {
	fail $testname
	continue
	}

	regsub /tmpdir/ld/ $gcc_B_opt_save /tmpdir/gccld2/ gcc_B_opt
	if ![ld_link $CC tmpdir/ld3 "$CFLAGS $flags $OFILES $CTFLIB $BFDLIB $LIBIBERTY $SFRAMELIB $extralibs"] {
	fail $testname
	continue
	}

	if { "$flags" == "--static"
	&& ([istarget ia64--elf]
	\|\| [istarget ia64--linux]
	\|\| [istarget mips--linux*]) } {
	# On ia64 and mips, tmpdir/ld2 != tmpdir/ld3 is normal since they are
	# generated by different linkers, tmpdir/ld1 and tmpdir/ld2.
	# So we rebuild tmpdir/ld2 with tmpdir/ld3.
	regsub /tmpdir/ld/ $gcc_B_opt_save /tmpdir/gccld3/ gcc_B_opt
	if ![ld_link $CC tmpdir/ld2 "$CFLAGS $flags $OFILES $CTFLIB $BFDLIB $LIBIBERTY $SFRAMELIB $extralibs"] {
	fail $testname
	continue
	}
	}

	if {[istarget "--pe"]
	\|\| [istarget "--wince"]
	\|\| [istarget "--cygwin*"]
	\|\| [istarget "--winnt*"]
	\|\| [istarget "--mingw*"]
	\|\| [istarget "--interix*"]
	\|\| [istarget "--beospe*"]} {
	# Trim off the date present in PE binaries by only looking
	# at the ends of the files
	# Although this works, a way to set the date would be better.
	# Removing or zeroing the date stamp in the binary produced by
	# the linker is not possible as it is required by the target OS.
	set do_compare [string map {16 220 f1 tmpdir/ld2 f2 tmpdir/ld3 tmp-foo1 tmpdir/ld2tail tmp-foo2 tmpdir/ld3tail} $DO_COMPARE]
	send_log "$do_compare\n"
	verbose "$do_compare"
	catch "exec sh -c [list $do_compare]" exec_output
	} else {
	send_log "cmp tmpdir/ld2 tmpdir/ld3\n"
	verbose "cmp tmpdir/ld2 tmpdir/ld3"
	catch "exec cmp tmpdir/ld2 tmpdir/ld3" exec_output
	}
	set exec_output [prune_warnings $exec_output]

	if [string match "" $exec_output] then {
	pass $testname
	} else {
	send_log "$exec_output\n"
	verbose "$exec_output" 1

	fail $testname
	}
	}

	set gcc_B_opt $gcc_B_opt_save
	catch "exec rm -f tmpdir/ld-partial.o tmpdir/ld1 tmpdir/ld2 tmpdir/ld3" status
	catch "exec rm -f tmpdir/ld2tail tmpdir/ld3tail" status