6fde09ad29
path optional since not all compilers emit this debug information. * gdb.base/shlib-call.exp (step inside shr2): Don't fail if first step ends up stepping out of the function instead of stopping on the epilogue.
310 lines
9.3 KiB
Text
310 lines
9.3 KiB
Text
# Copyright 1997, 1998, 1999, 2000 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 2 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, write to the Free Software
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# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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# Please email any bugs, comments, and/or additions to this file to:
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# bug-gdb@prep.ai.mit.edu
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# file to test calls into shared libraries
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# the source files for this test are:
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#
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# shmain.c
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# shr1.c (shared lib)
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# shr2.c (shared lib)
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# ss.h (header for shr2.c)
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#
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# file written by Elena Zannoni: elz@ch.apollo.com
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#
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#debug shmain
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#prop lib shr1.sl
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#prop lib shr2.sl
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if $tracelevel then {
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strace $tracelevel
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}
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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] then {
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return 0
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}
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set testfile "shmain"
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set libfile "shr"
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set srcfile ${testfile}.c
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set binfile ${objdir}/${subdir}/${testfile}
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# build the first test case
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if [get_compiler_info ${binfile}] {
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return -1
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}
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if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}.o" object {debug}] != "" } {
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gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
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}
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# Build the shared libraries this test case needs.
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#
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if {$gcc_compiled == 0} {
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if [istarget "hppa*-hp-hpux*"] then {
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set additional_flags "additional_flags=+z"
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} elseif { [istarget "mips-sgi-irix*"] } {
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# Disable SGI compiler's implicit -Dsgi
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set additional_flags "additional_flags=-Usgi"
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} else {
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# don't know what the compiler is...
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set additional_flags ""
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}
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} else {
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if { ([istarget "powerpc*-*-aix*"]
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|| [istarget "rs6000*-*-aix*"]) } {
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set additional_flags ""
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} else {
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set additional_flags "additional_flags=-fpic"
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}
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}
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if {[gdb_compile "${srcdir}/${subdir}/${libfile}1.c" "${objdir}/${subdir}/${libfile}1.o" object [list debug $additional_flags]] != ""} {
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gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
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}
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if {[gdb_compile "${srcdir}/${subdir}/${libfile}2.c" "${objdir}/${subdir}/${libfile}2.o" object [list debug $additional_flags]] != ""} {
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gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
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}
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if [istarget "hppa*-*-hpux*"] {
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remote_exec build "ld -b ${objdir}/${subdir}/${libfile}1.o -o ${objdir}/${subdir}/${libfile}1.sl"
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remote_exec build "ld -b ${objdir}/${subdir}/${libfile}2.o -o ${objdir}/${subdir}/${libfile}2.sl"
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} else {
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set additional_flags "additional_flags=-shared"
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if {[gdb_compile "${objdir}/${subdir}/${libfile}1.o" "${objdir}/${subdir}/${libfile}1.sl" executable [list debug $additional_flags]] != ""} {
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gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
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}
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if {[gdb_compile "${objdir}/${subdir}/${libfile}2.o" "${objdir}/${subdir}/${libfile}2.sl" executable [list debug $additional_flags]] != ""} {
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gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
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}
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}
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if { ($gcc_compiled
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&& ([istarget "powerpc*-*-aix*"]
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|| [istarget "rs6000*-*-aix*"] )) } {
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set additional_flags "additional_flags=-L${objdir}/${subdir}"
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} elseif { [istarget "mips-sgi-irix*"] } {
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set additional_flags "additional_flags=-rpath ${objdir}/${subdir}"
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} else {
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set additional_flags ""
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}
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if {[gdb_compile "${objdir}/${subdir}/${testfile}.o ${objdir}/${subdir}/${libfile}1.sl ${objdir}/${subdir}/${libfile}2.sl" "${binfile}" executable [list debug $additional_flags]] != ""} {
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gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
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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 ${binfile}
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send_gdb "set print sevenbit-strings\n" ; gdb_expect -re "$gdb_prompt $"
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send_gdb "set print address off\n" ; gdb_expect -re "$gdb_prompt $"
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send_gdb "set width 0\n" ; gdb_expect -re "$gdb_prompt $"
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if ![runto_main] then {
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perror "C function calling tests suppressed"
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}
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#step -over
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send_gdb "next\n"
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gdb_expect {
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-re ".*g = shr1\\(g\\).*$gdb_prompt $" {pass "next to shr1"}
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-re ".*$gdb_prompt $" { fail "next to shr1" }
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timeout { fail "next to shr1 (timeout)" }
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}
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#print g
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send_gdb "print g\n"
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gdb_expect {
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-re ".*\[0-9\]* = 1.*$gdb_prompt $" {
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pass "print g"
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}
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-re ".*$gdb_prompt $" { fail "print g" }
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timeout { fail "(timeout) print g" }
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}
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#step -over
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if ![gdb_skip_stdio_test "next over shr1"] {
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send_gdb "next\n"
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gdb_expect {
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-re ".*address of sgs is $hex.*g = shr2\\(g\\).*$gdb_prompt $" {
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pass "next over shr1"
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}
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-re ".*$gdb_prompt $" { fail "next over shr1" }
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timeout { fail "next over shr1 (timeout)" }
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}
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} else {
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gdb_test "next" "" ""
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}
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#print g
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send_gdb "print g\n"
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gdb_expect {
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-re ".*\[0-9\]* = 2.*$gdb_prompt $" {
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pass "print g" }
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-re ".*$gdb_prompt $" { fail "print g" }
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timeout { fail "(timeout) print g" }
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}
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#print shr1(1)
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if ![gdb_skip_stdio_test "print shr1(1)"] {
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send_gdb "print shr1(1)\n"
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gdb_expect {
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-re ".*address of sgs is $hex.*\[0-9\]* = 2.*$gdb_prompt $" {
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pass "print shr1(1)"
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}
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-re ".*$gdb_prompt $" { fail "print shr1(1)" }
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timeout { fail "(timeout) print shr1(1)" }
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}
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}
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#print shr1(g)
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if ![gdb_skip_stdio_test "print shr1(g)"] {
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send_gdb "print shr1(g)\n"
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gdb_expect {
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-re ".*address of sgs is $hex.*\[0-9\]* = 4.*$gdb_prompt $" {
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pass "print shr1(g)"
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}
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-re ".*$gdb_prompt $" { fail "print shr1(g)" }
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timeout { fail "(timeout) print shr1(g)" }
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}
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}
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#break shr2
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#go
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gdb_test "break shr2" \
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"Breakpoint.*file.*shr2.c, line.*" \
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"breakpoint function shr2"
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gdb_test "continue" \
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"Continuing\\..*Breakpoint \[0-9\]+, shr2 \\(.*\\) at.*shr2\\.c:7.*7.*return 2.x;" \
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"run until breakpoint set at a function"
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#print shr1(1)
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if ![gdb_skip_stdio_test "print shr1(1) 2nd time"] {
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send_gdb "print shr1(1)\n"
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gdb_expect {
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-re ".*address of sgs is $hex.*\[0-9\]* = 2.*$gdb_prompt $" {
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pass "print shr1(1) 2nd time"
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}
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-re ".*$gdb_prompt $" { fail "print shr1(1) 2nd time" }
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timeout { fail "(timeout) print shr1(1) 2nd time" }
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}
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}
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#print mainshr1(1)
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send_gdb "print mainshr1(1)\n"
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gdb_expect {
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-re ".*\[0-9\]* = 2.*$gdb_prompt $" {
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pass "print mainshr1(1) from shlib func"
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}
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-re ".*$gdb_prompt $" { fail "print mainshr1(1) from shlib func" }
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timeout { fail "(timeout) print mainshr1(1) from shlib func" }
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}
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#step -return
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send_gdb "step\n"
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# A step at this point will either take us entirely out of
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# the function or into the function's epilogue. The exact
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# behavior will differ depending upon upon whether or not
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# the compiler emits line number information for the epilogue.
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gdb_expect {
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-re "main \\(\\) at.*g = mainshr1\\(g\\);.*$gdb_prompt $" {
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pass "step out of shr2 to main"
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}
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-re ".*\\\}.*$gdb_prompt $" {
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pass "step out of shr2 to main (stopped in shr2 epilogue)"
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send_gdb "step\n"
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gdb_expect {
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-re "main \\(\\) at.*g = mainshr1\\(g\\);.*$gdb_prompt $" { pass "step out of shr2 epilogue to main"}
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-re ".*$gdb_prompt $" { fail "step out of shr2 epilogue to main" }
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timeout { fail "step out of shr2 epilogue to main (timeout)" }
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}
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}
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-re ".*$gdb_prompt $" { fail "step out of shr2" }
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timeout { fail "step out of shr2 to main (timeout)" }
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}
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#print mainshr1(1)
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send_gdb "print mainshr1(1)\n"
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gdb_expect {
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-re ".*\[0-9\]* = 2.*$gdb_prompt $" {
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pass "print mainshr1(1)"
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}
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-re ".*$gdb_prompt $" { fail "print mainshr1(1) from main" }
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timeout { fail "(timeout) print mainshr1(1) from main" }
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}
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#step
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send_gdb "step\n"
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gdb_expect {
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-re ".*mainshr1 \\(g=4\\) at.*return 2.g;.*$gdb_prompt $" { pass "step into mainshr1"}
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-re ".*$gdb_prompt $" { fail "step into mainshr1" }
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timeout { fail "step into mainshr1 (timeout)" }
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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 ${binfile}
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send_gdb "set print sevenbit-strings\n" ; gdb_expect -re "$gdb_prompt $"
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send_gdb "set print address off\n" ; gdb_expect -re "$gdb_prompt $"
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send_gdb "set width 0\n" ; gdb_expect -re "$gdb_prompt $"
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# PR's 16495, 18213
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# test that we can re-set breakpoints in shared libraries
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gdb_test "break shr1" "Breakpoint 1.*" "set bp in shared library"
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# FIXME: should not send "run" explicitly. Non-portable.
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if ![is_remote target] {
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gdb_test "run" "Starting program:.*Breakpoint 1,.*" \
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"run to bp in shared library"
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gdb_test "cont" ".*Program exited normally..*"
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gdb_test "run" "Starting program:.*Breakpoint 1,.*" \
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"re-run to bp in shared library (PR's 16495, 18213)"
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gdb_test "cont" ".*Program exited normally..*"
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}
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return 0
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