old-cross-binutils/gdb/testsuite/gdb.base/break.exp
Bob Manson 85fbaa747f * gdb.*/*.exp: Replace $prompt with $gdb_prompt.
* gdb.base/scope.exp: Use gdb_test.
	* gdb.c++/classes.exp: Ditto.
	* gdb.c++/inherit.exp: Ditto.

More random cleanups. Still lots to go, however.
1997-02-02 07:59:25 +00:00

345 lines
10 KiB
Text

# Copyright (C) 1988, 1990, 1991, 1992, 1994 Free Software Foundation, Inc.
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
# Please email any bugs, comments, and/or additions to this file to:
# bug-gdb@prep.ai.mit.edu
# This file was written by Rob Savoye. (rob@cygnus.com)
if $tracelevel then {
strace $tracelevel
}
#
# test running programs
#
set prms_id 0
set bug_id 0
set testfile "break"
set srcfile ${testfile}.c
set binfile ${objdir}/${subdir}/${testfile}
if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug additional_flags=-w}] != "" } {
perror "Couldn't compile ${srcfile}"
return -1
}
gdb_exit
gdb_start
gdb_reinitialize_dir $srcdir/$subdir
gdb_load ${binfile}
if [target_info exists gdb_stub] {
gdb_test "step" "(main.* at .*|.*in .*start.*)" "step for stub"
}
#
# test simple breakpoint setting commands
#
# Test deleting all breakpoints when there are none installed.
# Between 4.15 and 4.16 a change made gdb stop prompting when
# there are no user breakpoints installed.
# Note that gdb-init.exp provides a "delete_breakpoints" proc
# for general use elsewhere.
send_gdb "delete breakpoints\n"
expect {
-i $gdb_spawn_id -re "Delete all breakpoints.*$" {
send_gdb "y\n"
expect {
-re "$gdb_prompt $" {
setup_xfail "i*86-*-sysv4*" "sparc-sun-sunos4*" "alpha-dec-osf*" "mips-dec-ultrix*"
fail "Delete all breakpoints when none (unexpected prompt)"
}
timeout { fail "Delete all breakpoints when none (timeout after unexpected prompt)" }
}
}
-i $gdb_spawn_id -re ".*$gdb_prompt $" { pass "Delete all breakpoints when none" }
timeout { fail "Delete all breakpoints when none (timeout)" }
}
#
# test break at function
#
gdb_test "break main" \
"Breakpoint.*at.* file .*$srcfile, line.*" \
"breakpoint function"
#
# test break at function in file
#
gdb_test "break $srcfile:factorial" \
"Breakpoint.*at.* file .*$srcfile, line.*" \
"breakpoint function in file"
#
# test break at line number
#
gdb_test "break 64" \
"Breakpoint.*at.* file .*$srcfile, line 64\\." \
"breakpoint line number"
#
# test duplicate breakpoint
#
gdb_test "break 64" \
"Note: breakpoint \[0-9\]+ also set at pc.*Breakpoint \[0-9\]+ at.* file .*$srcfile, line 64\\." \
"breakpoint duplicate"
#
# test break at line number in file
#
gdb_test "break $srcfile:70" \
"Breakpoint.*at.* file .*$srcfile, line 70\\." \
"breakpoint line number in file"
#
# check to see what breakpoints are set
#
if [target_info exists gdb_stub] {
set main_line 57
} else {
set main_line 60
}
gdb_test "info break" \
"Num Type\[ \]+Disp Enb Address\[ \]+What.*
\[0-9\]+\[\t \]+breakpoint keep y.* in main at .*$srcfile:$main_line.*
\[0-9\]+\[\t \]+breakpoint keep y.* in factorial at .*$srcfile:76.*
\[0-9\]+\[\t \]+breakpoint keep y.* in main at .*$srcfile:64.*
\[0-9\]+\[\t \]+breakpoint keep y.* in main at .*$srcfile:64.*
\[0-9\]+\[\t \]+breakpoint keep y.* in main at .*$srcfile:70" \
"breakpoint info"
# FIXME: The rest of this test doesn't work with anything that can't
# handle arguments.
# Huh? There doesn't *appear* to be anything that passes arguments
# below.
if [istarget "mips-idt-*"] then {
return
}
#
# run until the breakpoint at main is hit. For non-stubs-using targets.
#
if ![target_info exists use_gdb_stub] {
if [istarget "*-*-vxworks*"] then {
send_gdb "run vxmain \"2\"\n"
set timeout 120
verbose "Timeout is now $timeout seconds" 2
} else {
send_gdb "run\n"
}
expect {
-re "The program .* has been started already.*y or n. $" {
send_gdb "y\n"
exp_continue
}
-re "Starting program.*Breakpoint \[0-9\]+,.*main .*argc.*argv.* at .*$srcfile:60.*60\[\t \]+if .argc.* \{.*$gdb_prompt $"\
{ pass "run until function breakpoint" }
-re ".*$gdb_prompt $" { fail "run until function breakpoint" }
timeout { fail "run until function breakpoint (timeout)" }
}
} else {
gdb_test continue "Continuing\\..*Breakpoint \[0-9\]+, main \\(argc=.*, argv=.*, envp=.*\\) at .*$srcfile:60.*60\[\t \]+if .argc.*\{" \
"stubs continue"
}
#
# run until the breakpoint at a line number
#
gdb_test continue "Continuing\\..*Breakpoint \[0-9\]+, main \\(argc=.*, argv=.*, envp=.*\\) at .*$srcfile:64.*64\[\t \]+printf.*factorial.*" \
"run until breakpoint set at a line number"
#
# Run until the breakpoint set in a function in a file
#
for {set i 6} {$i >= 1} {incr i -1} {
gdb_test continue "Continuing\\..*Breakpoint \[0-9\]+, factorial \\(value=$i\\) at .*$srcfile:76.*76\[\t \]+if .value > 1. \{" \
"run until file:function($i) breakpoint"
}
#
# run until the file:function breakpoint at a line number in a file
#
gdb_test continue "Continuing\\..*Breakpoint \[0-9\]+, main \\(argc=.*, argv=.*, envp=.*\\) at .*$srcfile:70.*70\[\t \]+return 0;" \
"run until file:linenum breakpoint"
#
# delete all breakpoints so we can start over, course this can be a test too
#
delete_breakpoints
#
# test temporary breakpoint at function
#
gdb_test "tbreak main" "Breakpoint.*at.* file .*$srcfile, line.*" "Temporary breakpoint function"
#
# test break at function in file
#
gdb_test "tbreak $srcfile:factorial" "Breakpoint.*at.* file .*$srcfile, line.*" \
"Temporary breakpoint function in file"
#
# test break at line number
#
send_gdb "tbreak 64\n"
expect {
-re "Breakpoint.*at.* file .*$srcfile, line 64.*$gdb_prompt $" { pass "Temporary breakpoint line number" }
-re ".*$gdb_prompt $" { pass "Temporary breakpoint line number" }
timeout { fail "breakpoint line number (timeout)" }
}
gdb_test "tbreak 60" "Breakpoint.*at.* file .*$srcfile, line 60.*" "Temporary breakpoint line number"
#
# test break at line number in file
#
send_gdb "tbreak $srcfile:70\n"
expect {
-re "Breakpoint.*at.* file .*$srcfile, line 70.*$gdb_prompt $" { pass "Temporary breakpoint line number in file" }
-re ".*$gdb_prompt $" { pass "Temporary breakpoint line number in file" }
timeout { fail "Temporary breakpoint line number in file (timeout)" }
}
gdb_test "tbreak $srcfile:66" "Breakpoint.*at.* file .*$srcfile, line 66.*" "Temporary breakpoint line number in file"
#
# check to see what breakpoints are set (temporary this time)
#
gdb_test "info break" "Num Type.*Disp Enb Address.*What.*\[\r\n\]\[0-9\]+\[\t \]+breakpoint del.*y.*in main at .*$srcfile:$main_line.*\[\r\n\]\[0-9\]+\[\t \]+breakpoint del.*y.*in factorial at .*$srcfile:76.*\[\r\n\]\[0-9\]+\[\t \]+breakpoint del.*y.*in main at .*$srcfile:64.*\[\r\n\]\[0-9\]+\[\t \]+breakpoint del.*y.*in main at .*$srcfile:70.*" "Temporary breakpoint info"
proc test_clear_command {} {
gdb_test "break main" "Breakpoint.*at.*"
gdb_test "break main" "Breakpoint.*at.*"
# We don't test that it deletes the correct breakpoints. We do at
# least test that it deletes more than one breakpoint.
gdb_test "clear main" {Deleted breakpoints [0-9]+ [0-9]+.*}
}
#
# Test "next" over recursive function call.
#
proc test_next_with_recursion {} {
global gdb_prompt
global decimal
global noresults
global binfile
if [istarget "d10v-*-*"] {
# Doesn't work right now.
return;
}
if [target_info exists use_gdb_stub] {
# Reload the program.
delete_breakpoints
gdb_load ${binfile};
} else {
# FIXME: should be using runto
gdb_test "kill" "" "kill program" "Kill the program being debugged.*y or n. $" "y"
delete_breakpoints
}
gdb_test "break factorial" "Breakpoint $decimal at .*" "break at factorial"
# Run until we call factorial with 6
if [istarget "*-*-vxworks*"] then {
send_gdb "run vxmain \"6\"\n"
} else {
gdb_run_cmd
}
expect {
-re "Break.* factorial .value=6. .*$gdb_prompt $" {}
timeout { fail "run to factorial(6) (timeout)" ; return }
}
# Continue until we call factorial recursively with 5.
send_gdb "continue\n"
expect {
-re "Continuing.*Break.* factorial .value=5. .*$gdb_prompt $" {}
timeout { fail "continue to factorial(5) (timeout)" ; return }
}
# Do a backtrace just to confirm how many levels deep we are.
set result [gdb_test "backtrace" \
"#0\[ \t\]+ factorial .value=5..*" \
"backtrace from factorial(5)"]
if $result!=0 then { return }
# Now a "next" should position us at the recursive call, which
# we will be performing with 4.
send_gdb "next\n"
expect {
-re ".* factorial .value - 1.;.*$gdb_prompt $" {}
timeout { fail "next to recursive call (timeout)" ; return }
}
# Disable the breakpoint at the entry to factorial by deleting them all.
# The "next" should run until we return to the next line from this
# recursive call to factorial with 4.
# Buggy versions of gdb will stop instead at the innermost frame on
# the line where we are trying to "next" to.
delete_breakpoints
gdb_test next "\[0-9\]*\[\t \]+return \\(value\\);.*" \
"next over recursive call"
# OK, we should be back in the same stack frame we started from.
# Do a backtrace just to confirm.
set result [gdb_test "backtrace" \
"#0\[ \t\]+ factorial .value=120.*\r\n#1\[ \t\]+ \[0-9a-fx\]+ in factorial .value=6..*" \
"backtrace from factorial(5.1)"]
if { $result != 0 } { return }
if { $noresults == 1 } { return }
if [target_info exists use_gdb_stub] {
gdb_breakpoint "exit"
gdb_test "continue" "Continuing..*Breakpoint .*exit .code=0.*" "continue until exit in recursive next test"
} else {
# Continue until we exit. Should not stop again.
# Don't bother to check the output of the program, that may be
# extremely tough for some remote systems.
gdb_test "continue"\
"Continuing.\[\r\n0-9\]+Program exited normally\\..*"\
"continue until exit in recursive next test"
}
}
test_clear_command
test_next_with_recursion
# Reset the default arguments for VxWorks
if [istarget "*-*-vxworks*"] {
set timeout 10
verbose "Timeout is now $timeout seconds" 2
send_gdb "set args main\n"
expect -re ".*$gdb_prompt $" {}
}