# Test weak symbols. # By Ian Lance Taylor, Cygnus Solutions. # Copyright 1999, 2000, 2002, 2004 # Free Software Foundation, Inc. # # This file 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 2 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. set testname "weak symbols" # This test only works for ELF targets. # It ought to work for some a.out targets, but it doesn't. if {! [is_elf_format] && ! [is_pecoff_format]} { unsupported $testname return } # Weak symbols are broken for non-i386 PE targets. if {! [istarget i?86-*-*]} { setup_xfail *-*-pe* } if {! [ld_assemble $as $srcdir/$subdir/weak1.s tmpdir/weak1.o] || ! [ld_assemble $as $srcdir/$subdir/weak2.s tmpdir/weak2.o]} then { # It's OK if .weak doesn't work on this target. unresolved $testname return } set weak_regexp_big \ ".*Contents of section .text:.*1000 00001008 0000200c 12121212 34343434.*Contents of section .data:.*2000 00001008 0000200c 56565656 78787878.*" set weak_regexp_little \ ".*Contents of section .text:.*1000 08100000 0c200000 12121212 34343434.*Contents of section .data:.*2000 08100000 0c200000 56565656 78787878.*" if {! [ld_simple_link $ld tmpdir/weak "$flags -T $srcdir/$subdir/weak.t tmpdir/weak1.o tmpdir/weak2.o"] } then { fail $testname } else { if {[which $objdump] == 0} then { unresolved $testname return } verbose -log "$objdump -s tmpdir/weak" catch "exec $objdump -s tmpdir/weak" exec_output set exec_output [prune_warnings $exec_output] verbose -log $exec_output if {[regexp $weak_regexp_big $exec_output] \ || [regexp $weak_regexp_little $exec_output] } then { pass $testname } else { fail $testname } }