e22f8b7c8c
Switch the license of all .f and .f90 files to GPLv3.
Switch the license of all .s and .S files to GPLv3.
305 lines
9.4 KiB
Text
305 lines
9.4 KiB
Text
# This testcase is part of GDB, the GNU debugger.
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# Copyright 1997, 1998, 1999, 2003, 2004, 2007 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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if $tracelevel then {
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strace $tracelevel
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}
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global usestubs
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#
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# test running programs
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#
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set prms_id 0
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set bug_id 0
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set testfile "break"
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set srcfile ${testfile}.c
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set srcfile1 ${testfile}1.c
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set binfile ${objdir}/${subdir}/${testfile}
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if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}0.o" object {debug nowarnings}] != "" } {
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untested ena-dis-br.exp
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return -1
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}
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if { [gdb_compile "${srcdir}/${subdir}/${srcfile1}" "${binfile}1.o" object {debug nowarnings}] != "" } {
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untested ena-dis-br.exp
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return -1
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}
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if { [gdb_compile "${binfile}0.o ${binfile}1.o" "${binfile}" executable {debug nowarnings}] != "" } {
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untested ena-dis-br.exp
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return -1
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}
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gdb_exit
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gdb_start
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gdb_reinitialize_dir $srcdir/$subdir
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gdb_load ${binfile}
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set bp_location1 [gdb_get_line_number "set breakpoint 1 here"]
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set bp_location8 [gdb_get_line_number "set breakpoint 8 here" $srcfile1]
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set bp_location9 [gdb_get_line_number "set breakpoint 9 here" $srcfile1]
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set bp_location11 [gdb_get_line_number "set breakpoint 11 here"]
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set bp_location13 [gdb_get_line_number "set breakpoint 13 here" $srcfile1]
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set bp_location14 [gdb_get_line_number "set breakpoint 14 here" $srcfile1]
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set bp_location15 [gdb_get_line_number "set breakpoint 15 here" $srcfile1]
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set bp_location16 [gdb_get_line_number "set breakpoint 16 here" $srcfile1]
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set bp_location17 [gdb_get_line_number "set breakpoint 17 here" $srcfile1]
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set bp_location18 [gdb_get_line_number "set breakpoint 18 here" $srcfile1]
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if ![runto_main] then { fail "enable/disable break tests suppressed" }
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# Verify that we can set a breakpoint (the location is irrelevant),
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# then enable it (yes, it's already enabled by default), then hit it.
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proc break_at { breakpoint where } {
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global gdb_prompt
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global expect_out
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set test "break $breakpoint"
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set bp 0
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gdb_test_multiple "$test" "$test" {
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-re "Breakpoint (\[0-9\]*) at .*$where.*$gdb_prompt $" {
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set bp $expect_out(1,string)
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pass "$test"
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}
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}
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return $bp
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}
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set bp [break_at "marker1" " line ($bp_location15|$bp_location16)"]
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gdb_test "enable $bp" "" "enable break marker1"
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gdb_test "info break $bp" \
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"\[0-9\]*\[ \t\]+breakpoint\[ \t\]+keep\[ \t\]+y.*" \
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"info break marker1"
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# See the comments in condbreak.exp for "run until breakpoint at
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# marker1" for an explanation of the xfail below.
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set test "continue to break marker1"
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gdb_test_multiple "continue" "$test" {
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-re "Breakpoint \[0-9\]*, marker1.*$gdb_prompt $" {
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pass "$test"
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}
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-re "Breakpoint \[0-9\]*, $hex in marker1.*$gdb_prompt $" {
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xfail "$test"
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}
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}
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gdb_test "delete $bp" "" "delete break marker1"
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# Verify that we can set a breakpoint to be self-disabling after the
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# first time it triggers.
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set bp [break_at "marker2" " line ($bp_location8|$bp_location9)"]
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gdb_test "enable once $bp" "" "enable once break marker2"
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gdb_test "info break $bp" \
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"\[0-9\]*\[ \t\]+breakpoint\[ \t\]+dis\[ \t\]+y.*" \
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"info auto-disabled break marker2"
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# See the comments in condbreak.exp for "run until breakpoint at
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# marker1" for an explanation of the xfail below.
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set test "continue to auto-disabled break marker2"
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gdb_test_multiple "continue" "$test" {
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-re "Breakpoint \[0-9\]*, marker2.*$gdb_prompt $" {
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pass "$test"
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}
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-re "Breakpoint \[0-9\]*, $hex in marker2.*$gdb_prompt $" {
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xfail "$test"
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}
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}
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gdb_test "info break $bp" \
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"\[0-9\]*\[ \t\]+breakpoint\[ \t\]+dis\[ \t\]+n.*" \
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"info auto-disabled break marker2"
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# Verify that we don't stop at a disabled breakpoint.
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gdb_continue_to_end "no stop"
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rerun_to_main
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gdb_continue_to_end "no stop at auto-disabled break marker2"
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# Verify that we can set a breakpoint to be self-deleting after the
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# first time it triggers.
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if ![runto_main] then {
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fail "enable/disable break tests suppressed"
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}
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set bp [break_at "marker3" " line ($bp_location17|$bp_location18)"]
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gdb_test "enable del $bp" "" "enable del break marker3"
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gdb_test "info break $bp" \
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"\[0-9\]*\[ \t\]+breakpoint\[ \t\]+del\[ \t\]+y.*" \
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"info auto-deleted break marker2"
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gdb_test "continue" \
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".*marker3 .*:($bp_location17|$bp_location18).*" \
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"continue to auto-deleted break marker3"
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gdb_test "info break $bp" \
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".*No breakpoint or watchpoint number.*" \
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"info auto-deleted break marker3"
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# Verify that we can set a breakpoint and manually disable it (we've
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# already proven that disabled bp's don't trigger).
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set bp [break_at "marker4" " line ($bp_location14|$bp_location13).*"]
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gdb_test "disable $bp" "" "disable break marker4"
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gdb_test "info break $bp" \
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"\[0-9\]*\[ \t\]+breakpoint\[ \t\]+keep\[ \t\]+n.*" \
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"info break marker4"
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# Verify that we can set a breakpoint with an ignore count N, which
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# should cause the next N triggers of the bp to be ignored. (This is
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# a flavor of enablement/disablement, after all.)
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if ![runto_main] then {
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fail "enable/disable break tests suppressed"
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}
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set bp [break_at "marker1" " line ($bp_location15|$bp_location16).*"]
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# Verify that an ignore of a non-existent breakpoint is gracefully
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# handled.
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gdb_test "ignore 999 2" \
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"No breakpoint number 999..*" \
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"ignore non-existent break"
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# Verify that a missing ignore count is gracefully handled.
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gdb_test "ignore $bp" \
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"Second argument .specified ignore-count. is missing..*" \
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"ignore break with missing ignore count"
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# Verify that a negative or zero ignore count is handled gracefully
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# (they both are treated the same).
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gdb_test "ignore $bp -1" \
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"Will stop next time breakpoint \[0-9\]* is reached..*" \
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"ignore break marker1 -1"
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gdb_test "ignore $bp 0" \
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"Will stop next time breakpoint \[0-9\]* is reached..*" \
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"ignore break marker1 0"
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gdb_test "ignore $bp 1" \
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"Will ignore next crossing of breakpoint \[0-9\]*.*" \
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"ignore break marker1"
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gdb_test "info break $bp" \
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"\[0-9\]*\[ \t\]+breakpoint\[ \t\]+keep\[ \t\]+y.*ignore next 1 hits.*" \
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"info ignored break marker1"
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gdb_continue_to_end "no stop at ignored break marker1"
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rerun_to_main
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# See the comments in condbreak.exp for "run until breakpoint at marker1"
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# for an explanation of the xfail below.
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set test "continue to break marker1, 2nd time"
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gdb_test_multiple "continue" "$test" {
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-re "Breakpoint \[0-9\]*, marker1.*$gdb_prompt $" {
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pass "continue to break marker1, 2nd time"
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}
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-re "Breakpoint \[0-9\]*, $hex in marker1.*$gdb_prompt $" {
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xfail "continue to break marker1, 2nd time"
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}
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}
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# Verify that we can specify both an ignore count and an auto-delete.
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if ![runto_main] then {
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fail "enable/disable break tests suppressed"
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}
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set bp [break_at marker1 " line ($bp_location15|$bp_location16).*"]
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gdb_test "ignore $bp 1" \
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"Will ignore next crossing of breakpoint \[0-9\]*.*" \
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"ignore break marker1"
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gdb_test "enable del $bp" "" "enable del break marker1"
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gdb_test "info break $bp" \
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"\[0-9\]*\[ \t\]+breakpoint\[ \t\]+del\[ \t\]+y.*ignore next 1 hits.*" \
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"info break marker1"
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gdb_continue_to_end "no stop at ignored & auto-deleted break marker1"
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rerun_to_main
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gdb_test "continue" \
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".*marker1 .*:($bp_location15|$bp_location16).*" \
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"continue to ignored & auto-deleted break marker1"
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# Verify that a disabled breakpoint's ignore count isn't updated when
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# the bp is encountered.
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if ![runto_main] then {
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fail "enable/disable break tests suppressed"
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}
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set bp [break_at marker1 " line ($bp_location15|$bp_location16)"]
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gdb_test "ignore $bp 10" \
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"Will ignore next 10 crossings of breakpoint \[0-9\]*.*" \
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"ignore break marker1"
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gdb_test "disable $bp" "" "disable break marker1"
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gdb_continue_to_end "no stop at ignored & disabled break marker1"
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rerun_to_main
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gdb_test "info break $bp" \
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"\[0-9\]*\[ \t\]+breakpoint\[ \t\]+keep\[ \t\]+n.*ignore next 10 hits.*" \
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"info ignored & disabled break marker1"
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# Verify that GDB correctly handles the "continue" command with an argument,
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# which is an ignore count to set on the currently stopped-at breakpoint.
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# (Also verify that GDB gracefully handles the case where the inferior
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# isn't stopped at a breakpoint.)
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#
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if ![runto_main] then { fail "enable/disable break tests suppressed" }
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gdb_test "break $bp_location1" \
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"Breakpoint \[0-9\]*.*, line $bp_location1.*" \
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"prepare to continue with ignore count"
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gdb_test "continue 2" \
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"Will ignore next crossing of breakpoint \[0-9\]*. Continuing..*" \
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"continue with ignore count"
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gdb_test "next" ".*$bp_location11\[ \t\]*marker1.*" \
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step after continue with ignore count"
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set test "continue with ignore count, not stopped at bpt"
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gdb_test_multiple "continue 2" "$test" {
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-re "Not stopped at any breakpoint; argument ignored.*$gdb_prompt $" {
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pass "$test"
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}
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-re "No breakpoint number -1.*$gdb_prompt $" {
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kfail gdb/1689 "$test"
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}
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}
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gdb_exit
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return 0
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