e22f8b7c8c
Switch the license of all .f and .f90 files to GPLv3.
Switch the license of all .s and .S files to GPLv3.
277 lines
8.3 KiB
Text
277 lines
8.3 KiB
Text
# Copyright (C) 1997, 2007 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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# This file was written by srikanth (with huge chunks borrowed from old ones)
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#
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# Regression test for
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#
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# CLLbs14756
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#
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# o catch load command does not stop for implicit loads.
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#
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# CLLbs15382
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#
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# o sharedlibrary command ignores its argument and ends
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# up loading every shared library there is ...
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#
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# CLLbs15582
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#
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# o info line non-existent-function dumps core
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# o clear non-existent function dumps core
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# o xbreak non-existent-function dumps core
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#
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# CLLbs15725
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#
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# o gdb prints static and extern variables in shlibs incorrectly.
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#
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# CLLbs16090
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#
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# o deferred breakpoints should kick in for shlibs loaded explicitly
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# with the sharedlibrary command.
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# o GDB confuses export stubs with actual function.
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#
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#
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if $tracelevel {
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strace $tracelevel
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}
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if { [skip_hp_tests] } { continue }
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set prms_id 0
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set bug_id 0
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# are we on a target board
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if ![isnative] {
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return
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}
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# This test is presently only valid on HP-UX, since it requires
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# that we use HP-UX-specific compiler & linker options to build
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# the testcase.
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#
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setup_xfail "*-*-*"
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clear_xfail "hppa*-*-*hpux*"
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set prototypes 0
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set testfile "solib-d"
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set srcfile ${testfile}.c
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set binfile ${objdir}/${subdir}/${testfile}
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set testfile1 ${objdir}/${subdir}/${testfile}1.o
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set testfile2 ${objdir}/${subdir}/${testfile}2.o
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set libfile1 ${objdir}/${subdir}/${testfile}1.sl
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set libfile2 ${objdir}/${subdir}/${testfile}2.sl
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# Create and source the file that provides information about the compiler
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# used to compile the test case.
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if [get_compiler_info ${binfile}] {
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return -1;
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}
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# set up appropriate compile option to recognize long double
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if {$hp_aCC_compiler || $hp_cc_compiler} {
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set picflag "+z"
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set ansiflag "-Ae"
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} else {
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set picflag "-fpic"
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set ansiflag ""
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}
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# Build the shared libraries this test case needs.
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#
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#cd ${subdir}
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if { [gdb_compile "${srcdir}/${subdir}/${testfile}1.c" "${testfile1}" object "{debug additional_flags=${picflag}}"] != "" } {
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perror "Couldn't compile ${testfile}1.c"
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return -1
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}
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if { [gdb_compile "${srcdir}/${subdir}/${testfile}2.c" "${testfile2}" object "{debug additional_flags=${picflag}}"] != ""} {
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perror "Couldn't compile ${testfile}2.c"
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return -1
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}
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remote_exec build "ld -b ${testfile1} -o ${libfile1}"
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remote_exec build "ld -b ${testfile2} -o ${libfile2}"
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# Build the test case
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if { [gdb_compile "${srcdir}/${subdir}/${srcfile} ${libfile1} ${libfile2}" "${binfile}" executable "{debug additional_flags=${ansiflag} -Wl,-aarchive}"] != "" } {
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perror "Couldn't build ${binfile}"
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return -1
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}
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# Start with a fresh gdb
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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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# Verify that we can set a generic catchpoint on shlib loads. I.e., that
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# we can catch any shlib load, without specifying the name.
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#
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gdb_test "catch load" "Catchpoint \[0-9\]* .load <any library>.*" \
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"set generic catch load"
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# Verify that implicit shlib loads are caught and reported.
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send_gdb "run\n"
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gdb_expect {
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-re ".*solib-d1.*$gdb_prompt $" {
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pass "Catch implicit load at startup"
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}
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-re "Program exited.*$gdb_prompt $" {
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fail "CLLbs14756 || CLLbs16090 came back ???"
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}
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timeout { fail "(timeout) implicit library load" }
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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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if ![runto_main] { fail "breakpoint at main did not trigger ?" }
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# verify that we print globals from shlibs correctly.
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gdb_test "p global_from_primary" " = 5678" \
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"print global from shlib (CLLbs15725)"
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gdb_test "p global_from_secondary" " = 9012" \
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"print global from shlib (CLLbs15725)"
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# verify that we print static variables from shlibs correctly.
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if { ![runto function_from_primary] } { return }
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gdb_test "p file_static" " = 1234" "print file static variable (CLLbs15725)"
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if { ![runto function_from_secondary] } { return }
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gdb_test "p local_static" " = 3456" "print local static variable (CLLbs15725)"
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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 ${binfile}
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gdb_test "set auto-solib-add 0" "" "turn off auto shlib debug loading"
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if ![runto_main] {
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perror "C function calling tests suppressed"
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}
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# verify that "clear non-existent-symbol" does not crash
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gdb_test "clear junkfunc" "Location not found.*" \
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"clear non-existent function does not dump core !"
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# verify that "info line non-existent-symbol" does not crash
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gdb_test "info line junkfunc" "Location not found.*" \
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"info line junkfunc does not dump core !"
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# verify that "xbreak non-existent-symbol" does not crash
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gdb_test "xbreak junkfunc" "Function \"junkfunc\" not defined.*" \
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"xbreak junkfunc does not dump core !"
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gdb_test "list function_from_primary" \
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"No line number known for function_from_primary.*" \
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"turning off auto shlib debug loading"
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send_gdb "sharedlibrary solib-d1\n"
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gdb_expect {
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-re "Reading symbols from.*solib-d1.*$gdb_prompt $" {
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pass "loading primary library on demand (1)"
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}
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-re "--Adding symbols for shared library.*solib-d1.*$gdb_prompt $" {
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pass "loading primary library on demand (2)"
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}
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-re "$gdb_prompt $" { fail "loading primary library on demand (3)" }
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timeout { fail "(timeout) loading primary library on demand" }
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}
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# make sure that load above of primary also did not pull in secondary.
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send_gdb "list function_from_secondary\n"
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gdb_expect {
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-re "No symbol.*context.*$gdb_prompt $" {
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pass "loaded only what we needed (1)"
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}
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-re "No line number known for function_from_secondary.*$gdb_prompt $" {
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pass "loaded only what we needed (2)"
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}
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-re ".*9012.*$gdb_prompt $" { fail "Oops ! CLLbs15382 came back ?" }
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timeout { fail "(timeout) printing global" }
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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 ${binfile}
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gdb_test "set auto-solib-add 0" "" "turn off auto shlib debug loading"
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gdb_test "set stop-on-solib-event 1" "" "stop-on-solib-event"
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# verify that we set breakpoint on the function and not the export stub
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# used to be that we set bp on the export stub of _start and thus miss
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# shlib loads in some cases (where the stub exists)
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send_gdb "run\n"
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gdb_expect {
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-re "Stopped due to shared library event.*$gdb_prompt $" {
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pass "stop for shlib event"
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}
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-re "Program exited.*$gdb_prompt $" {
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fail "Bug CLLbs16090 came back ?"
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}
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timeout { fail "(timeout) stop for shlib event " }
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}
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gdb_test "b main" "Breakpoint 1 at.*" "set breakpoint on main"
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gdb_test "set stop-on-solib-event 0" "" "stop-on-solib-event (timeout)"
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# verify that we set breakpoint on the function and not the export stub
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gdb_test "cont" "Breakpoint 1.*main.*" "run to main"
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# On PA64 we read in the unwind info and linker symbol table which lets
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# us set the breakpoint and not defer it.
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send_gdb "b garbage\n"
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gdb_expect {
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-re "Breakpoint.*deferred.*garbage.*library containing.*is loaded.*$gdb_prompt $" {
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pass " set deferred breakpoint (1)"
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}
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-re "Breakpoint 2 at 0x.*$gdb_prompt $" {
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pass " set deferred breakpoint (2)"
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}
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-re "$gdb_prompt $" { fail " set deferred breakpoint (3)" }
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timeout { fail "(timeout) set deferred breakpoint" }
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}
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# make sure that the sharedlibrary command enables any deferred breakpoints
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# that it should.
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send_gdb "sharedlibrary lib\n"
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gdb_expect {
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-re "Reading.*solib-d1.*$gdb_prompt $" {
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pass "load up all shared libs (1)"
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}
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-re "Loading.*dld.sl.*--Adding symbols.*solib-d1.*$gdb_prompt $" {
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pass "load up all shared libs (2)"
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}
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-re "$gdb_prompt $" { fail "load up all libraries" }
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timeout { fail "(timeout) load all libraries " }
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}
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# do we stop at garbage ? If yes ok.
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gdb_test "cont" "Breakpoint.*garbage.*" "deferred breakpoint enabled"
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gdb_exit
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return 0
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