119 lines
3.2 KiB
Text
119 lines
3.2 KiB
Text
# Copyright 2008-2016 Free Software Foundation, Inc.
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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# Test support for stepping over longjmp.
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#
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standard_testfile .c
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if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug nowarnings}] != "" } {
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untested longjmp.exp
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return -1
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}
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if [get_compiler_info] {
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return -1
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}
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clean_restart ${binfile}
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if ![runto_main] then {
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fail "Can't run to main"
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return 0
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}
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set bp_miss_step_1 [gdb_get_line_number "miss_step_1"]
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set bp_miss_step_2 [gdb_get_line_number "miss_step_2"]
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set bp_start_test_1 [gdb_get_line_number "patt1"]
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set bp_start_test_2 [gdb_get_line_number "patt2"]
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set bp_start_test_3 [gdb_get_line_number "patt3"]
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#
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# Pattern 1 - simple longjmp.
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#
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delete_breakpoints
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gdb_test "break $bp_start_test_1" \
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"Breakpoint.*at.* file .*$srcfile, line.*$bp_start_test_1.*" \
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"breakpoint at pattern 1 start"
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gdb_test "continue" "patt1.*" "continue to breakpoint at pattern 1 start"
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# set safe-net break
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gdb_test "break $bp_miss_step_1" \
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"Breakpoint.*at.* file .*$srcfile, line.*$bp_miss_step_1.*" \
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"breakpoint at miss_step_1"
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gdb_test "next" "longjmps\\+\\+;.*" "next over setjmp (1)"
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gdb_test "next" "longjmp \\(env, 1\\);.*" "next to longjmp (1)"
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set msg "next over longjmp(1)"
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gdb_test_multiple "next" $msg {
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-re ".*patt1.*$gdb_prompt $" {
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pass $msg
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gdb_test "next" "resumes\\+\\+.*" "next into else block (1)"
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gdb_test "next" "miss_step_1.*" "next into safety net (1)"
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}
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-re "miss_step_1.*$gdb_prompt $" {
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fail $msg
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}
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}
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#
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# Pattern 2 - longjmp from an inner function.
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#
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delete_breakpoints
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gdb_test "break $bp_start_test_2" \
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"Breakpoint.*at.* file .*$srcfile, line.*$bp_start_test_2.*" \
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"breakpoint at pattern 2 start"
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gdb_test "continue" "patt2.*" "continue to breakpoint at pattern 2 start"
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# set safe-net break
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gdb_test "break $bp_miss_step_2" \
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"Breakpoint.*at.* file .*$srcfile, line.*$bp_miss_step_2.*" \
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"breakpoint at miss_step_2"
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gdb_test "next" "call_longjmp.*" "next over setjmp (2)"
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set msg "next over call_longjmp (2)"
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gdb_test_multiple "next" $msg {
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-re ".*patt2.*$gdb_prompt $" {
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pass $msg
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gdb_test "next" "resumes\\+\\+.*" "next into else block (2)"
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gdb_test "next" "miss_step_2.*" "next into safety net (2)"
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}
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-re "miss_step_2.*$gdb_prompt $" {
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fail $msg
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}
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}
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#
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# Pattern 3 - setjmp/longjmp inside stepped-over function.
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#
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delete_breakpoints
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gdb_test "break $bp_start_test_3" \
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"Breakpoint.*at.* file .*$srcfile, line.*$bp_start_test_3.*" \
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"breakpoint at pattern 3 start"
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gdb_test "continue" "patt3.*" "continue to breakpoint at pattern 3 start"
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gdb_test "next" "longjmp caught.*" "next over patt3"
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