Commit | Line | Data |
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7dc542b2 | 1 | # Test handling of weak undefined symbols |
f96b4a7b | 2 | # Copyright 2001, 2002, 2004, 2007 |
a2b64bed NC |
3 | # Free Software Foundation, Inc. |
4 | # | |
f96b4a7b NC |
5 | # This file is part of the GNU Binutils. |
6 | # | |
7 | # This program is free software; you can redistribute it and/or modify | |
a2b64bed | 8 | # it under the terms of the GNU General Public License as published by |
f96b4a7b | 9 | # the Free Software Foundation; either version 3 of the License, or |
a2b64bed | 10 | # (at your option) any later version. |
f96b4a7b | 11 | # |
a2b64bed NC |
12 | # This program is distributed in the hope that it will be useful, |
13 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | # GNU General Public License for more details. | |
f96b4a7b | 16 | # |
a2b64bed NC |
17 | # You should have received a copy of the GNU General Public License |
18 | # along with this program; if not, write to the Free Software | |
f96b4a7b NC |
19 | # Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, |
20 | # MA 02110-1301, USA. | |
7dc542b2 PB |
21 | |
22 | set testname "weak undefined symbols" | |
23 | ||
24 | # This test only works for ELF targets. It ought to work for some | |
25 | # a.out targets, but it doesn't. | |
26 | ||
27 | if { ![istarget *-*-sysv4*] \ | |
28 | && ![istarget *-*-unixware*] \ | |
29 | && ![istarget *-*-elf*] \ | |
30 | && ![istarget *-*-eabi*] \ | |
19c7c582 | 31 | && ![istarget hppa*64*-*-hpux*] \ |
7dc542b2 PB |
32 | && ![istarget *-*-linux*] \ |
33 | && ![istarget *-*-irix5*] \ | |
34 | && ![istarget *-*-irix6*] \ | |
977cdf5a | 35 | && ![is_pecoff_format] \ |
7dc542b2 | 36 | && ![istarget *-*-solaris2*] } then { |
977cdf5a | 37 | unsupported $testname |
7dc542b2 PB |
38 | return |
39 | } | |
40 | ||
41 | if { [istarget *-*-linux*aout*] \ | |
42 | || [istarget *-*-linux*oldld*] } { | |
977cdf5a | 43 | unsupported $testname |
7dc542b2 PB |
44 | return |
45 | } | |
46 | ||
977cdf5a NC |
47 | # Weak symbols are broken for non-i386 PE targets. |
48 | if {! [istarget i?86-*-*]} { | |
49 | setup_xfail *-*-pe* | |
50 | } | |
51 | ||
48733062 AM |
52 | setup_xfail hppa64-*-* pj-*-* |
53 | ||
7dc542b2 PB |
54 | if {! [ld_assemble $as $srcdir/$subdir/weak-undef.s tmpdir/weak-undef.o]} then { |
55 | # It's OK if .weak doesn't work on this target. | |
56 | unresolved $testname | |
57 | return | |
58 | } | |
59 | ||
60 | # The linker should accept references to undefined weaks without error, | |
61 | # and resolve them to zero. | |
62 | ||
63 | set output_regexp \ | |
64 | ".*Contents of section .data:.*0000 00000000 11111111.*" | |
65 | ||
66 | if {! [ld_simple_link $ld tmpdir/weak-undef "$flags tmpdir/weak-undef.o -T $srcdir/$subdir/weak-undef.t"] } then { | |
67 | fail $testname | |
68 | } else { | |
69 | if {[which $objdump] == 0} then { | |
70 | unresolved $testname | |
71 | return | |
72 | } | |
73 | ||
74 | verbose -log "$objdump -s tmpdir/weak-undef" | |
75 | catch "exec $objdump -s tmpdir/weak-undef" exec_output | |
76 | set exec_output [prune_warnings $exec_output] | |
77 | verbose -log $exec_output | |
78 | ||
79 | if {[regexp $output_regexp $exec_output]} then { | |
80 | pass $testname | |
81 | } else { | |
82 | fail $testname | |
83 | } | |
84 | } |