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6aba47ca | 1 | # Copyright 2006, 2007 Free Software Foundation, Inc. |
08232497 DJ |
2 | |
3 | # This program is free software; you can redistribute it and/or modify | |
4 | # it under the terms of the GNU General Public License as published by | |
5 | # the Free Software Foundation; either version 2 of the License, or | |
6 | # (at your option) any later version. | |
7 | # | |
8 | # This program is distributed in the hope that it will be useful, | |
9 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
10 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
11 | # GNU General Public License for more details. | |
12 | # | |
13 | # You should have received a copy of the GNU General Public License | |
14 | # along with this program; if not, write to the Free Software | |
15 | # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
16 | ||
17 | # Test setting breakpoints on shared library functions provided by more | |
18 | # than one shared library, when one of the implementations is a "weak" | |
19 | # symbol. GDB should set a breakpoint at the first copy it finds. | |
20 | ||
93f02886 DJ |
21 | if {[skip_shlib_tests]} { |
22 | return 0 | |
23 | } | |
24 | ||
25 | # These targets have shared libraries, but weak symbols are not meaningful. | |
26 | if {([istarget arm*-*-symbianelf*] | |
27 | || [istarget *-*-mingw*] | |
28 | || [istarget *-*-cygwin*] | |
29 | || [istarget *-*-pe*])} { | |
08232497 DJ |
30 | return 0 |
31 | } | |
32 | ||
33 | # This test uses GCC-specific syntax. | |
34 | if [get_compiler_info not-used] { | |
35 | return -1 | |
36 | } | |
37 | ||
38 | if {![test_compiler_info "gcc-*"]} { | |
39 | return 0 | |
40 | } | |
41 | ||
42 | proc do_test { lib1opts lib2opts lib1first } { | |
43 | global objdir srcdir subdir | |
44 | ||
45 | set testopts "" | |
46 | if {$lib1opts == ""} { | |
47 | append testopts "lib1 nodebug, " | |
48 | } else { | |
49 | append testopts "lib1 debug, " | |
50 | } | |
51 | if {$lib2opts == ""} { | |
52 | append testopts "lib2 nodebug, " | |
53 | } else { | |
54 | append testopts "lib2 debug, " | |
55 | } | |
56 | if {$lib1first} { | |
57 | append testopts "lib1 first" | |
58 | } else { | |
59 | append testopts "lib2 first" | |
60 | } | |
61 | ||
62 | set testfile "solib-weak" | |
63 | set srcfile ${testfile}.c | |
64 | set binfile ${objdir}/${subdir}/${testfile} | |
65 | ||
66 | set libfile1 "weaklib1" | |
67 | set libfile2 "weaklib2" | |
68 | set lib1src ${srcdir}/${subdir}/${libfile1}.c | |
69 | set lib2src ${srcdir}/${subdir}/${libfile2}.c | |
70 | set lib1 ${objdir}/${subdir}/${libfile1}.sl | |
71 | set lib2 ${objdir}/${subdir}/${libfile2}.sl | |
72 | ||
73 | if $lib1first { | |
74 | set exec_opts [list debug shlib=${lib1} shlib=${lib2}] | |
75 | set expected_file ${libfile1} | |
76 | } else { | |
77 | set exec_opts [list debug shlib=${lib2} shlib=${lib1}] | |
78 | set expected_file ${libfile2} | |
79 | } | |
80 | ||
81 | if { [gdb_compile_shlib ${lib1src} ${lib1} ${lib1opts}] != "" | |
82 | || [gdb_compile_shlib ${lib2src} ${lib2} ${lib2opts}] != "" | |
83 | || [gdb_compile "${srcdir}/${subdir}/${srcfile}" ${binfile} executable $exec_opts] != ""} { | |
84 | return -1 | |
85 | } | |
86 | ||
87 | gdb_exit | |
88 | gdb_start | |
89 | gdb_reinitialize_dir $srcdir/$subdir | |
90 | gdb_load ${binfile} | |
93f02886 | 91 | gdb_load_shlibs $lib1 $lib2 |
08232497 DJ |
92 | |
93 | runto_main | |
94 | ||
95 | gdb_breakpoint "bar" | |
96 | ||
97 | # If the library which will be used is compiled without debugging | |
98 | # information, GDB will pick the wrong copy of "bar", i.e. the one | |
99 | # with debugging information. | |
100 | ||
101 | if {(${lib1opts} == "" && ${lib2opts} != "" && ${lib1first} == 1) | |
102 | || (${lib1opts} != "" && ${lib2opts} == "" && ${lib1first} == 0)} { | |
103 | setup_kfail *-*-* gdb/1824 | |
104 | } | |
105 | ||
106 | gdb_test "continue" "Breakpoint .* bar .*${expected_file}\\..*" \ | |
107 | "run to breakpoint - $testopts" | |
108 | } | |
109 | ||
110 | foreach lib1opts {{} {debug}} { | |
111 | foreach lib2opts {{} {debug}} { | |
112 | foreach lib1first {1 0} { | |
113 | do_test $lib1opts $lib2opts $lib1first | |
114 | } | |
115 | } | |
116 | } |