| # Test handling of weak undefined symbols |
| # Copyright 2001 |
| # 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 undefined symbols" |
| |
| # This test only works for ELF targets. It ought to work for some |
| # a.out targets, but it doesn't. |
| |
| if { ![istarget *-*-sysv4*] \ |
| && ![istarget *-*-unixware*] \ |
| && ![istarget *-*-elf*] \ |
| && ![istarget *-*-eabi*] \ |
| && ![istarget hppa*64*-*-hpux*] \ |
| && ![istarget *-*-linux*] \ |
| && ![istarget *-*-irix5*] \ |
| && ![istarget *-*-irix6*] \ |
| && ![istarget *-*-solaris2*] } then { |
| return |
| } |
| |
| if { [istarget *-*-linux*aout*] \ |
| || [istarget *-*-linux*oldld*] } { |
| return |
| } |
| |
| if {! [ld_assemble $as $srcdir/$subdir/weak-undef.s tmpdir/weak-undef.o]} then { |
| # It's OK if .weak doesn't work on this target. |
| unresolved $testname |
| return |
| } |
| |
| # The linker should accept references to undefined weaks without error, |
| # and resolve them to zero. |
| |
| set output_regexp \ |
| ".*Contents of section .data:.*0000 00000000 11111111.*" |
| |
| if {! [ld_simple_link $ld tmpdir/weak-undef "$flags tmpdir/weak-undef.o -T $srcdir/$subdir/weak-undef.t"] } then { |
| fail $testname |
| } else { |
| if {[which $objdump] == 0} then { |
| unresolved $testname |
| return |
| } |
| |
| verbose -log "$objdump -s tmpdir/weak-undef" |
| catch "exec $objdump -s tmpdir/weak-undef" exec_output |
| set exec_output [prune_warnings $exec_output] |
| verbose -log $exec_output |
| |
| if {[regexp $output_regexp $exec_output]} then { |
| pass $testname |
| } else { |
| fail $testname |
| } |
| } |