122 lines
3.5 KiB
Text
122 lines
3.5 KiB
Text
# Copyright 2006, 2007, 2008, 2009, 2010 Free Software Foundation, Inc.
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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# Test setting breakpoints on shared library functions provided by more
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# than one shared library, when one of the implementations is a "weak"
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# symbol. GDB should set a breakpoint at the first copy it finds.
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if {[skip_shlib_tests]} {
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return 0
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}
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# These targets have shared libraries, but weak symbols are not meaningful.
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if {([istarget arm*-*-symbianelf*]
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|| [istarget *-*-mingw*]
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|| [istarget *-*-cygwin*]
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|| [istarget *-*-pe*])} {
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return 0
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}
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# This test uses GCC-specific syntax.
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if [get_compiler_info not-used] {
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return -1
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}
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if {![test_compiler_info "gcc-*"]} {
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return 0
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}
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proc do_test { lib1opts lib2opts lib1first } {
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global objdir srcdir subdir
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set testfile "solib-weak"
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set srcfile ${testfile}.c
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set libfile1 "weaklib1"
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set libfile2 "weaklib2"
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set lib1src ${srcdir}/${subdir}/${libfile1}.c
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set lib2src ${srcdir}/${subdir}/${libfile2}.c
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# Select a unique name for this test. Give each library and
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# executable a name reflecting its options, so that file caching
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# on the target system does not pick up the wrong file.
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set testopts ""
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if {$lib1opts == ""} {
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append testopts "lib1 nodebug, "
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} else {
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append testopts "lib1 debug, "
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append lib1 "-dbg"
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}
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if {$lib2opts == ""} {
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append testopts "lib2 nodebug, "
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} else {
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append testopts "lib2 debug, "
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append lib2 "-dbg"
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}
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if {$lib1first} {
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append testopts "lib1 first"
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} else {
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append testopts "lib2 first"
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append testfile "-lib2"
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}
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set binfile ${objdir}/${subdir}/${testfile}
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set lib1 ${objdir}/${subdir}/${libfile1}.sl
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set lib2 ${objdir}/${subdir}/${libfile2}.sl
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if $lib1first {
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set exec_opts [list debug shlib=${lib1} shlib=${lib2}]
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set expected_file ${libfile1}
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} else {
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set exec_opts [list debug shlib=${lib2} shlib=${lib1}]
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set expected_file ${libfile2}
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}
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if { [gdb_compile_shlib ${lib1src} ${lib1} ${lib1opts}] != ""
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|| [gdb_compile_shlib ${lib2src} ${lib2} ${lib2opts}] != ""
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|| [gdb_compile "${srcdir}/${subdir}/${srcfile}" ${binfile} executable $exec_opts] != ""} {
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return -1
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}
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gdb_exit
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gdb_start
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gdb_reinitialize_dir $srcdir/$subdir
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gdb_load ${binfile}
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gdb_load_shlibs $lib1 $lib2
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runto_main
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gdb_breakpoint "bar"
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# If the library which will be used is compiled without debugging
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# information, GDB will pick the wrong copy of "bar", i.e. the one
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# with debugging information.
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if {(${lib1opts} == "" && ${lib2opts} != "" && ${lib1first} == 1)
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|| (${lib1opts} != "" && ${lib2opts} == "" && ${lib1first} == 0)} {
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setup_kfail *-*-* gdb/1824
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}
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gdb_test "continue" "Breakpoint .* bar .*${expected_file}\\..*" \
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"run to breakpoint - $testopts"
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}
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foreach lib1opts {{} {debug}} {
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foreach lib2opts {{} {debug}} {
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foreach lib1first {1 0} {
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do_test $lib1opts $lib2opts $lib1first
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}
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}
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}
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