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# Copyright 2008-2021 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 3 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
# 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, see <>. */
# This file is part of the GDB testsuite. It tests 'until' and
# 'advance' in precord logfile.
# This test suitable only for process record-replay
if ![supports_process_record] {
standard_testfile until-reverse.c ur1.c
set precsave [standard_output_file until.precsave]
if { [prepare_for_testing "failed to prepare" $testfile \
[list $srcfile $srcfile2]] } {
return -1
set bp_location1 [gdb_get_line_number "set breakpoint 1 here"]
set bp_location7 [gdb_get_line_number "set breakpoint 7 here"]
set bp_location8 [gdb_get_line_number "set breakpoint 8 here" "$srcfile2"]
set bp_location19 [gdb_get_line_number "set breakpoint 19 here"]
set bp_location20 [gdb_get_line_number "set breakpoint 20 here"]
set bp_location21 [gdb_get_line_number "set breakpoint 21 here"]
if [supports_process_record] {
# Activate process record/replay
gdb_test_no_output "record" "turn on process record"
set end_of_main [gdb_get_line_number "set breakpoint 10a here" ]
gdb_test "break $end_of_main" \
"Breakpoint $decimal at .*$srcfile, line $end_of_main\." \
"breakpoint at end of main"
# This can take awhile.
with_timeout_factor 20 {
gdb_test_multiple "continue" "run to end of main" {
-wrap -re "Breakpoint .* set breakpoint 10a here .*" {
pass $gdb_test_name
-wrap -re "Process record does not support instruction 0xfae64 at.*" {
kfail "gdb/25038" $gdb_test_name
return -1
# So can this, against gdbserver, for example.
with_timeout_factor 10 {
gdb_test "record save $precsave" \
"Saved core file $precsave with execution log\." \
"save process recfile"
gdb_test "kill" "" "kill process, prepare to debug log file" \
"Kill the program being debugged\\? \\(y or n\\) " "y"
gdb_test "record restore $precsave" \
"Restored records from core file .*" \
"reload core file"
# Verify that plain vanilla "until <location>" works.
gdb_test "until $bp_location1" \
"main .* at .*:$bp_location1.*" \
"until line number"
# Advance up to factorial, outer invocation
gdb_test "advance factorial" \
"factorial .value=6..*$srcfile:$bp_location7.*" \
"advance to factorial"
# At this point, 'until' should continue the inferior up to when all the
# inner invocations of factorial() are completed and we are back at this
# frame.
gdb_test "until $bp_location19" \
"factorial .value=720.*${srcfile}:$bp_location19.*" \
"until factorial, recursive function"
# Finish out to main scope
gdb_test "finish" \
"main .*$srcfile:.*" \
"finish to main"
# Advance to a function called by main (marker2)
gdb_test "advance marker2" \
"marker2 .a=43.*$srcfile2:$bp_location8.*" \
"advance to marker2"
# Now issue an until with another function, not called by the current
# frame, as argument. This should not work, i.e. the program should
# stop at main, the caller, where we put the 'guard' breakpoint.
set test_msg "until func, not called by current frame"
gdb_test_multiple "until marker3" "$test_msg" {
-re "main .*at .*${srcfile}:$bp_location20.*$gdb_prompt $" {
pass "$test_msg"
-re "main .*at .*${srcfile}:$bp_location21.*$gdb_prompt $" {
pass "$test_msg"
# Set reverse execution direction
gdb_test_no_output "set exec-dir reverse" "set reverse execution"
# We should now be at main, after the return from marker2.
# "Advance" backward into marker2.
gdb_test "advance marker2" \
"marker2 .a=43.*$srcfile2:$bp_location8.*" \
"reverse-advance to marker2"
# Finish out to main scope (backward)
gdb_test "finish" \
" in main .*$srcfile:$bp_location20.*" \
"reverse-finish from marker2"
# Advance backward to last line of factorial (outer invocation)
gdb_test "advance $bp_location19" \
"factorial .value=720.*${srcfile}:$bp_location19.*" \
"reverse-advance to final return of factorial"
# Now do "until" across the recursive calls,
# ending up in the same frame where we are now.
gdb_test "until $bp_location7" \
"factorial .value=6..*$srcfile:$bp_location7.*" \
"reverse-until to entry of factorial"