1 # Copyright 2008-2019 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/>.
17 # Test support for stepping over longjmp.
23 if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug nowarnings}] != "" } {
24 untested "failed to compile"
28 if [get_compiler_info] {
32 clean_restart ${binfile}
34 if ![runto_main] then {
35 fail "can't run to main"
39 set bp_miss_step_1 [gdb_get_line_number "miss_step_1"]
40 set bp_miss_step_2 [gdb_get_line_number "miss_step_2"]
42 set bp_start_test_1 [gdb_get_line_number "patt1"]
43 set bp_start_test_2 [gdb_get_line_number "patt2"]
44 set bp_start_test_3 [gdb_get_line_number "patt3"]
47 # Pattern 1 - simple longjmp.
52 gdb_test "break $bp_start_test_1" \
53 "Breakpoint.*at.* file .*$srcfile, line.*$bp_start_test_1.*" \
54 "breakpoint at pattern 1 start"
55 gdb_test "continue" "patt1.*" "continue to breakpoint at pattern 1 start"
58 gdb_test "break $bp_miss_step_1" \
59 "Breakpoint.*at.* file .*$srcfile, line.*$bp_miss_step_1.*" \
60 "breakpoint at miss_step_1"
62 gdb_test "next" "longjmps\\+\\+;.*" "next over setjmp (1)"
63 gdb_test "next" "longjmp \\(env, 1\\);.*" "next to longjmp (1)"
65 set msg "next over longjmp(1)"
66 gdb_test_multiple "next" $msg {
67 -re ".*patt1.*$gdb_prompt $" {
69 gdb_test "next" "resumes\\+\\+.*" "next into else block (1)"
70 gdb_test "next" "miss_step_1.*" "next into safety net (1)"
72 -re "miss_step_1.*$gdb_prompt $" {
78 # Pattern 2 - longjmp from an inner function.
83 gdb_test "break $bp_start_test_2" \
84 "Breakpoint.*at.* file .*$srcfile, line.*$bp_start_test_2.*" \
85 "breakpoint at pattern 2 start"
86 gdb_test "continue" "patt2.*" "continue to breakpoint at pattern 2 start"
89 gdb_test "break $bp_miss_step_2" \
90 "Breakpoint.*at.* file .*$srcfile, line.*$bp_miss_step_2.*" \
91 "breakpoint at miss_step_2"
93 gdb_test "next" "call_longjmp.*" "next over setjmp (2)"
95 set msg "next over call_longjmp (2)"
96 gdb_test_multiple "next" $msg {
97 -re ".*patt2.*$gdb_prompt $" {
100 gdb_test "next" "resumes\\+\\+.*" "next into else block (2)"
101 gdb_test "next" "miss_step_2.*" "next into safety net (2)"
103 -re "miss_step_2.*$gdb_prompt $" {
109 # Pattern 3 - setjmp/longjmp inside stepped-over function.
114 gdb_test "break $bp_start_test_3" \
115 "Breakpoint.*at.* file .*$srcfile, line.*$bp_start_test_3.*" \
116 "breakpoint at pattern 3 start"
117 gdb_test "continue" "patt3.*" "continue to breakpoint at pattern 3 start"
119 gdb_test "next" "longjmp caught.*" "next over patt3"