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* gdb.base/break.exp: Add new test for setting breakpoints on 

optimized code so we can test breakpoints work even when function
        prologues may be optimized away
This commit is contained in:
Jonathan Larmour 2000-03-24 21:35:42 +00:00
parent c78858285b
commit c1790a9d97
2 changed files with 79 additions and 0 deletions
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6
gdb/testsuite/ChangeLog
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@ -1,3 +1,9 @@
2000-03-24 Jonathan Larmour <jlarmour@redhat.co.uk>
* gdb.base/break.exp: Add new test for setting breakpoints on
optimized code so we can test breakpoints work even when function
prologues may be optimized away
2000-03-23 Fernando Nasser <fnasser@totem.to.cygnus.com>
From David Whedon <dwhedon@gordian.com>

73
gdb/testsuite/gdb.base/break.exp
View File

@ -801,6 +801,79 @@ proc test_next_with_recursion {} {
test_clear_command
test_next_with_recursion
#********
# build a new file with optimization enabled so that we can try breakpoints
# on targets with optimized prologues
set binfileo2 ${objdir}/${subdir}/${testfile}o2
if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfileo2}" executable {debug additional_flags="-O2" }] != "" } {
gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
}
if [get_compiler_info ${binfileo2}] {
return -1
}
gdb_exit
gdb_start
gdb_reinitialize_dir $srcdir/$subdir
gdb_load ${binfileo2}
if [target_info exists gdb_stub] {
gdb_step_for_stub;
}
#
# test break at function
#
gdb_test "break main" \
"Breakpoint.*at.* file .*$srcfile, line.*" \
"breakpoint function, optimized file"
#
# test break at function
#
gdb_test "break marker4" \
"Breakpoint.*at.* file .*$srcfile, line.*" \
"breakpoint small function, optimized file"
#
# 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"
}
gdb_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:75.*75\[\t \]+if .argc.* \{.*$gdb_prompt $"\
{ pass "run until function breakpoint, optimized file" }
-re ".*$gdb_prompt $" { fail "run until function breakpoint, optimized file" }
timeout { fail "run until function breakpoint, optimized file (timeout)" }
}
} else {
if ![target_info exists gdb_stub] {
gdb_test continue ".*Continuing\\..*Breakpoint \[0-9\]+, main \\(argc=.*, argv=.*, envp=.*\\) at .*$srcfile:75.*75\[\t \]+if .argc.*\{.*" "stub continue, optimized file"
}
}
#
# run until the breakpoint at a small function
#
gdb_test continue "Continuing\\..*Breakpoint \[0-9\]+, marker4 \\(d=177601976\\) at .*$srcfile:51.*51\[\t \]+void.*marker4.*" \
"run until breakpoint set at small function, optimized file"
# Reset the default arguments for VxWorks
if [istarget "*-*-vxworks*"] {
set timeout 10