1 # Copyright 2008, 2009, 2010 Free Software Foundation, Inc.
3 # This program is free software; you can redistribute it and/or modify
4 # it under the terms of the GNU General Public License as published by
5 # the Free Software Foundation; either version 3 of the License, or
6 # (at your option) any later version.
8 # This program is distributed in the hope that it will be useful,
9 # but WITHOUT ANY WARRANTY; without even the implied warranty of
10 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 # GNU General Public License for more details.
13 # You should have received a copy of the GNU General Public License
14 # along with this program. If not, see <http://www.gnu.org/licenses/>. */
16 # This file is part of the GDB testsuite. It tests 'until' and
17 # 'advance' in reverse debugging.
19 if ![target_info exists gdb,can_reverse] {
23 set testfile "until-reverse"
24 set srcfile ${testfile}.c
27 if { [prepare_for_testing $testfile.exp $testfile {until-reverse.c ur1.c} ] } {
31 set bp_location1 [gdb_get_line_number "set breakpoint 1 here"]
32 set bp_location7 [gdb_get_line_number "set breakpoint 7 here"]
33 set bp_location9 [gdb_get_line_number "set breakpoint 9 here" "$srcfile1"]
34 set bp_location19 [gdb_get_line_number "set breakpoint 19 here"]
35 set bp_location20 [gdb_get_line_number "set breakpoint 20 here"]
36 set bp_location21 [gdb_get_line_number "set breakpoint 21 here"]
40 if [target_info exists gdb,use_precord] {
41 # Activate process record/replay
42 gdb_test "record" "" "Turn on process record"
43 # FIXME: command ought to acknowledge, so we can test if it succeeded.
46 # Verify that plain vanilla "until <location>" works.
48 gdb_test "until $bp_location1" \
49 "main .* at .*:$bp_location1.*" \
52 # Advance up to factorial, outer invocation
54 gdb_test "advance factorial" \
55 "factorial .value=6..*$srcfile:$bp_location7.*" \
56 "advance to factorial"
58 # At this point, 'until' should continue the inferior up to when all the
59 # inner invocations of factorial() are completed and we are back at this
62 gdb_test "until $bp_location19" \
63 "factorial .value=720.*${srcfile}:$bp_location19.*" \
64 "until factorial, recursive function"
66 # Finish out to main scope
69 " in main .*$srcfile:$bp_location1.*" \
72 # Advance to a function called by main (marker2)
74 gdb_test "advance marker2" \
75 "marker2 .a=43.*$srcfile1:$bp_location9.*" \
78 # Now issue an until with another function, not called by the current
79 # frame, as argument. This should not work, i.e. the program should
80 # stop at main, the caller, where we put the 'guard' breakpoint.
82 set test_msg "until func, not called by current frame"
83 gdb_test_multiple "until marker3" "$test_msg" {
84 -re "main .*at .*${srcfile}:$bp_location20.*$gdb_prompt $" {
87 -re "main .*at .*${srcfile}:$bp_location21.*$gdb_prompt $" {
96 # Set reverse execution direction
97 # FIXME: command needs to acknowledge, so we can test if it succeeded.
99 gdb_test "set exec-dir reverse" "" "set reverse execution"
102 # We should now be at main, after the return from marker2.
103 # "Advance" backward into marker2.
106 gdb_test "advance marker2" \
107 "marker2 .a=43.*$srcfile1:$bp_location9.*" \
108 "reverse-advance to marker2"
110 # Finish out to main scope (backward)
113 " in main .*$srcfile:$bp_location20.*" \
114 "reverse-finish from marker2"
116 # Advance backward to last line of factorial (outer invocation)
118 gdb_test "advance $bp_location19" \
119 "factorial .value=720.*${srcfile}:$bp_location19.*" \
120 "reverse-advance to final return of factorial"
122 # Now do "until" across the recursive calls,
123 # ending up in the same frame where we are now.
125 gdb_test "until $bp_location7" \
126 "factorial .value=6..*$srcfile:$bp_location7.*" \
127 "reverse-until to entry of factorial"