1 # Copyright 2006-2020 Free Software Foundation, Inc.
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 3 of the License, or
6 # (at your option) any later version.
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.
13 # You should have received a copy of the GNU General Public License
14 # along with this program. If not, see <http://www.gnu.org/licenses/>.
16 # Test setting breakpoints on shared library functions provided by more
17 # than one shared library, when one of the implementations is a "weak"
18 # symbol. GDB should set a breakpoint at the first copy it finds.
20 if {[skip_shlib_tests]} {
24 # These targets have shared libraries, but weak symbols are not meaningful.
25 if {([istarget arm*-*-symbianelf*]
26 || [istarget *-*-mingw*]
27 || [istarget *-*-cygwin*]
28 || [istarget *-*-pe*])} {
32 # This test uses GCC-specific syntax.
33 if [get_compiler_info] {
37 if {![test_compiler_info "gcc-*"]} {
41 proc do_test { lib1opts lib2opts lib1first } {
44 set testfile "solib-weak"
45 set srcfile ${testfile}.c
47 set libfile1 "weaklib1"
48 set libfile2 "weaklib2"
49 set lib1src ${srcdir}/${subdir}/${libfile1}.c
50 set lib2src ${srcdir}/${subdir}/${libfile2}.c
52 # Select a unique name for this test. Give each library and
53 # executable a name reflecting its options, so that file caching
54 # on the target system does not pick up the wrong file.
56 if {$lib1opts == ""} {
57 append testopts "lib1 nodebug, "
59 append testopts "lib1 debug, "
62 if {$lib2opts == ""} {
63 append testopts "lib2 nodebug, "
65 append testopts "lib2 debug, "
69 append testopts "lib1 first"
71 append testopts "lib2 first"
72 append testfile "-lib2"
75 set binfile [standard_output_file ${testfile}]
76 set lib1 [standard_output_file ${libfile1}.sl]
77 set lib2 [standard_output_file ${libfile2}.sl]
80 set exec_opts [list debug shlib=${lib1} shlib=${lib2}]
81 set expected_file ${libfile1}
83 set exec_opts [list debug shlib=${lib2} shlib=${lib1}]
84 set expected_file ${libfile2}
87 if { [gdb_compile_shlib ${lib1src} ${lib1} ${lib1opts}] != ""
88 || [gdb_compile_shlib ${lib2src} ${lib2} ${lib2opts}] != ""
89 || [gdb_compile "${srcdir}/${subdir}/${srcfile}" ${binfile} executable $exec_opts] != ""} {
95 gdb_reinitialize_dir $srcdir/$subdir
104 gdb_test "continue" "Breakpoint .* \\.?bar .*${expected_file}\\..*" \
105 "run to breakpoint - $testopts"
108 foreach lib1opts {{} {debug}} {
109 foreach lib2opts {{} {debug}} {
110 foreach lib1first {1 0} {
111 do_test $lib1opts $lib2opts $lib1first