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252b5132 RH |
1 | # Test weak symbols. |
2 | # By Ian Lance Taylor, Cygnus Solutions. | |
f96b4a7b | 3 | # Copyright 1999, 2000, 2002, 2004, 2006, 2007 |
a2b64bed NC |
4 | # Free Software Foundation, Inc. |
5 | # | |
f96b4a7b NC |
6 | # This file is part of the GNU Binutils. |
7 | # | |
8 | # This program is free software; you can redistribute it and/or modify | |
a2b64bed | 9 | # it under the terms of the GNU General Public License as published by |
f96b4a7b | 10 | # the Free Software Foundation; either version 3 of the License, or |
a2b64bed | 11 | # (at your option) any later version. |
f96b4a7b | 12 | # |
a2b64bed NC |
13 | # This program is distributed in the hope that it will be useful, |
14 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | # GNU General Public License for more details. | |
f96b4a7b | 17 | # |
a2b64bed NC |
18 | # You should have received a copy of the GNU General Public License |
19 | # along with this program; if not, write to the Free Software | |
f96b4a7b NC |
20 | # Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, |
21 | # MA 02110-1301, USA. | |
252b5132 RH |
22 | |
23 | set testname "weak symbols" | |
24 | ||
977cdf5a NC |
25 | # This test only works for ELF targets. |
26 | # It ought to work for some a.out targets, but it doesn't. | |
27 | if {! [is_elf_format] && ! [is_pecoff_format]} { | |
28 | unsupported $testname | |
252b5132 RH |
29 | return |
30 | } | |
31 | ||
977cdf5a NC |
32 | # Weak symbols are broken for non-i386 PE targets. |
33 | if {! [istarget i?86-*-*]} { | |
34 | setup_xfail *-*-pe* | |
42037fe5 | 35 | setup_xfail x86_64-*-mingw* |
977cdf5a | 36 | } |
252b5132 | 37 | |
48733062 AM |
38 | # hppa64 and or32 are incredibly broken |
39 | setup_xfail hppa64-*-* or32-*-* | |
40 | ||
252b5132 RH |
41 | if {! [ld_assemble $as $srcdir/$subdir/weak1.s tmpdir/weak1.o] |
42 | || ! [ld_assemble $as $srcdir/$subdir/weak2.s tmpdir/weak2.o]} then { | |
43 | # It's OK if .weak doesn't work on this target. | |
44 | unresolved $testname | |
45 | return | |
46 | } | |
47 | ||
99ad8390 NC |
48 | global LDFLAGS |
49 | set saved_LDFLAGS "$LDFLAGS" | |
42037fe5 | 50 | if [istarget "x86_64-*-mingw*"] then { |
99ad8390 NC |
51 | set LDFLAGS "$LDFLAGS --image-base 0" |
52 | } | |
53 | ||
252b5132 RH |
54 | set weak_regexp_big \ |
55 | ".*Contents of section .text:.*1000 00001008 0000200c 12121212 34343434.*Contents of section .data:.*2000 00001008 0000200c 56565656 78787878.*" | |
56 | ||
57 | set weak_regexp_little \ | |
58 | ".*Contents of section .text:.*1000 08100000 0c200000 12121212 34343434.*Contents of section .data:.*2000 08100000 0c200000 56565656 78787878.*" | |
59 | ||
36a3dc51 | 60 | if {! [ld_simple_link $ld tmpdir/weak "$flags -T $srcdir/$subdir/weak.t tmpdir/weak1.o tmpdir/weak2.o"] } then { |
252b5132 RH |
61 | fail $testname |
62 | } else { | |
7f6a71ff | 63 | if {![is_remote host] && [which $objdump] == 0} then { |
252b5132 | 64 | unresolved $testname |
99ad8390 | 65 | set LDFLAGS "$saved_LDFLAGS" |
252b5132 RH |
66 | return |
67 | } | |
68 | ||
7f6a71ff | 69 | set exec_output [run_host_cmd "$objdump" "-s tmpdir/weak"] |
252b5132 RH |
70 | set exec_output [prune_warnings $exec_output] |
71 | verbose -log $exec_output | |
72 | ||
73 | if {[regexp $weak_regexp_big $exec_output] \ | |
74 | || [regexp $weak_regexp_little $exec_output] } then { | |
75 | pass $testname | |
76 | } else { | |
77 | fail $testname | |
78 | } | |
79 | } | |
99ad8390 NC |
80 | |
81 | set LDFLAGS "$saved_LDFLAGS" |