1 # This testcase is part of GDB, the GNU debugger.
3 # Copyright 1997-2013 Free Software Foundation, Inc.
5 # This program is free software; you can redistribute it and/or modify
6 # it under the terms of the GNU General Public License as published by
7 # the Free Software Foundation; either version 3 of the License, or
8 # (at your option) any later version.
10 # This program is distributed in the hope that it will be useful,
11 # but WITHOUT ANY WARRANTY; without even the implied warranty of
12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 # GNU General Public License for more details.
15 # You should have received a copy of the GNU General Public License
16 # along with this program. If not, see <http://www.gnu.org/licenses/>.
19 # test running programs
22 standard_testfile break.c break1.c
24 if {[prepare_for_testing ${testfile}.exp ${testfile} \
25 [list $srcfile $srcfile2] {debug nowarnings}]} {
29 set bp_location1 [gdb_get_line_number "set breakpoint 1 here"]
30 set bp_location7 [gdb_get_line_number "set breakpoint 7 here"]
31 set bp_location8 [gdb_get_line_number "set breakpoint 8 here" $srcfile2]
32 set bp_location9 [gdb_get_line_number "set breakpoint 9 here" $srcfile2]
33 set bp_location11 [gdb_get_line_number "set breakpoint 11 here"]
34 set bp_location13 [gdb_get_line_number "set breakpoint 13 here" $srcfile2]
35 set bp_location14 [gdb_get_line_number "set breakpoint 14 here" $srcfile2]
36 set bp_location15 [gdb_get_line_number "set breakpoint 15 here" $srcfile2]
37 set bp_location16 [gdb_get_line_number "set breakpoint 16 here" $srcfile2]
38 set bp_location17 [gdb_get_line_number "set breakpoint 17 here" $srcfile2]
39 set bp_location18 [gdb_get_line_number "set breakpoint 18 here" $srcfile2]
41 if ![runto_main] then { fail "enable/disable break tests suppressed" }
43 # Verify that we can set a breakpoint (the location is irrelevant),
44 # then enable it (yes, it's already enabled by default), then hit it.
46 proc break_at { breakpoint where } {
50 set test "break $breakpoint"
52 gdb_test_multiple "$test" "$test" {
53 -re "Breakpoint (\[0-9\]*) at .*$where.*$gdb_prompt $" {
54 set bp $expect_out(1,string)
61 set bp [break_at "marker1" " line ($bp_location15|$bp_location16)"]
63 gdb_test_no_output "enable $bp" "enable break marker1"
65 gdb_test "info break $bp" \
66 "\[0-9\]*\[ \t\]+breakpoint\[ \t\]+keep\[ \t\]+y.*" \
69 # See the comments in condbreak.exp for "run until breakpoint at
70 # marker1" for an explanation of the xfail below.
71 set test "continue to break marker1"
72 gdb_test_multiple "continue" "$test" {
73 -re "Breakpoint \[0-9\]*, marker1.*$gdb_prompt $" {
76 -re "Breakpoint \[0-9\]*, $hex in marker1.*$gdb_prompt $" {
81 gdb_test_no_output "delete $bp" "delete break marker1"
83 # Verify that we can set a breakpoint to be self-disabling after the
84 # first time it triggers.
85 set bp [break_at "marker2" " line ($bp_location8|$bp_location9)"]
87 gdb_test_no_output "enable once $bp" "enable once break marker2"
89 gdb_test "info break $bp" \
90 "\[0-9\]*\[ \t\]+breakpoint\[ \t\]+dis\[ \t\]+y.*" \
91 "info auto-disabled break marker2"
93 # See the comments in condbreak.exp for "run until breakpoint at
94 # marker1" for an explanation of the xfail below.
95 set test "continue to auto-disabled break marker2"
96 gdb_test_multiple "continue" "$test" {
97 -re "Breakpoint \[0-9\]*, marker2.*$gdb_prompt $" {
100 -re "Breakpoint \[0-9\]*, $hex in marker2.*$gdb_prompt $" {
105 gdb_test "info break $bp" \
106 "\[0-9\]*\[ \t\]+breakpoint\[ \t\]+dis\[ \t\]+n.*" \
107 "info auto-disabled break marker2"
109 # Verify that we don't stop at a disabled breakpoint.
110 gdb_continue_to_end "no stop"
112 gdb_continue_to_end "no stop at auto-disabled break marker2"
114 # Verify that we can set a breakpoint to be self-deleting after the
115 # first time it triggers.
116 if ![runto_main] then {
117 fail "enable/disable break tests suppressed"
120 set bp [break_at "marker3" " line ($bp_location17|$bp_location18)"]
122 gdb_test_no_output "enable del $bp" "enable del break marker3"
124 gdb_test "info break $bp" \
125 "\[0-9\]*\[ \t\]+breakpoint\[ \t\]+del\[ \t\]+y.*" \
126 "info auto-deleted break marker2"
128 gdb_test "continue" \
129 ".*marker3 .*:($bp_location17|$bp_location18).*" \
130 "continue to auto-deleted break marker3"
132 gdb_test "info break $bp" \
133 ".*No breakpoint or watchpoint matching.*" \
134 "info auto-deleted break marker3"
136 # Verify that we can set a breakpoint and manually disable it (we've
137 # already proven that disabled bp's don't trigger).
139 set bp [break_at "marker4" " line ($bp_location14|$bp_location13).*"]
141 gdb_test_no_output "disable $bp" "disable break marker4"
143 gdb_test "info break $bp" \
144 "\[0-9\]*\[ \t\]+breakpoint\[ \t\]+keep\[ \t\]+n.*" \
147 if ![runto_main] then {
148 fail "enable/disable break tests suppressed"
151 # Test enable count by stopping at a location until it is disabled
152 # and passes through.
154 set bp [break_at $bp_location7 "line $bp_location7"]
156 set bp2 [break_at marker1 " line ($bp_location15|$bp_location16)"]
158 gdb_test_no_output "enable count 2 $bp" "disable break with count"
160 gdb_test "continue" \
161 ".*factorial .*:$bp_location7.*" \
162 "continue from enable count, first time"
164 gdb_test "continue" \
165 ".*factorial .*:$bp_location7.*" \
166 "continue from enable count, second time"
168 gdb_test "continue" \
169 ".*marker1 .*:($bp_location15|$bp_location16).*" \
170 "continue through enable count, now disabled"
172 # Verify that we can set a breakpoint with an ignore count N, which
173 # should cause the next N triggers of the bp to be ignored. (This is
174 # a flavor of enablement/disablement, after all.)
176 if ![runto_main] then {
177 fail "enable/disable break tests suppressed"
180 set bp [break_at "marker1" " line ($bp_location15|$bp_location16).*"]
182 # Verify that an ignore of a non-existent breakpoint is gracefully
185 gdb_test "ignore 999 2" \
186 "No breakpoint number 999..*" \
187 "ignore non-existent break"
189 # Verify that a missing ignore count is gracefully handled.
191 gdb_test "ignore $bp" \
192 "Second argument .specified ignore-count. is missing..*" \
193 "ignore break with missing ignore count"
195 # Verify that a negative or zero ignore count is handled gracefully
196 # (they both are treated the same).
198 gdb_test "ignore $bp -1" \
199 "Will stop next time breakpoint \[0-9\]* is reached..*" \
200 "ignore break marker1 -1"
202 gdb_test "ignore $bp 0" \
203 "Will stop next time breakpoint \[0-9\]* is reached..*" \
204 "ignore break marker1 0"
206 gdb_test "ignore $bp 1" \
207 "Will ignore next crossing of breakpoint \[0-9\]*.*" \
208 "ignore break marker1"
210 gdb_test "info break $bp" \
211 "\[0-9\]*\[ \t\]+breakpoint\[ \t\]+keep\[ \t\]+y.*ignore next 1 hits.*" \
212 "info ignored break marker1"
214 gdb_continue_to_end "no stop at ignored break marker1"
217 # See the comments in condbreak.exp for "run until breakpoint at marker1"
218 # for an explanation of the xfail below.
219 set test "continue to break marker1, 2nd time"
220 gdb_test_multiple "continue" "$test" {
221 -re "Breakpoint \[0-9\]*, marker1.*$gdb_prompt $" {
222 pass "continue to break marker1, 2nd time"
224 -re "Breakpoint \[0-9\]*, $hex in marker1.*$gdb_prompt $" {
225 xfail "continue to break marker1, 2nd time"
229 # Verify that we can specify both an ignore count and an auto-delete.
231 if ![runto_main] then {
232 fail "enable/disable break tests suppressed"
235 set bp [break_at marker1 " line ($bp_location15|$bp_location16).*"]
237 gdb_test "ignore $bp 1" \
238 "Will ignore next crossing of breakpoint \[0-9\]*.*" \
239 "ignore break marker1"
241 gdb_test_no_output "enable del $bp" "enable del break marker1"
243 gdb_test "info break $bp" \
244 "\[0-9\]*\[ \t\]+breakpoint\[ \t\]+del\[ \t\]+y.*ignore next 1 hits.*" \
247 gdb_continue_to_end "no stop at ignored & auto-deleted break marker1"
250 gdb_test "continue" \
251 ".*marker1 .*:($bp_location15|$bp_location16).*" \
252 "continue to ignored & auto-deleted break marker1"
254 # Verify that a disabled breakpoint's ignore count isn't updated when
255 # the bp is encountered.
257 if ![runto_main] then {
258 fail "enable/disable break tests suppressed"
261 set bp [break_at marker1 " line ($bp_location15|$bp_location16)"]
263 gdb_test "ignore $bp 10" \
264 "Will ignore next 10 crossings of breakpoint \[0-9\]*.*" \
265 "ignore break marker1"
267 gdb_test_no_output "disable $bp" "disable break marker1"
269 gdb_continue_to_end "no stop at ignored & disabled break marker1"
272 gdb_test "info break $bp" \
273 "\[0-9\]*\[ \t\]+breakpoint\[ \t\]+keep\[ \t\]+n.*ignore next 10 hits.*" \
274 "info ignored & disabled break marker1"
276 # Verify that GDB correctly handles the "continue" command with an argument,
277 # which is an ignore count to set on the currently stopped-at breakpoint.
278 # (Also verify that GDB gracefully handles the case where the inferior
279 # isn't stopped at a breakpoint.)
281 if ![runto_main] then { fail "enable/disable break tests suppressed" }
283 gdb_test "break $bp_location1" \
284 "Breakpoint \[0-9\]*.*, line $bp_location1.*" \
285 "prepare to continue with ignore count"
287 gdb_test "continue 2" \
288 "Will ignore next crossing of breakpoint \[0-9\]*. Continuing..*" \
289 "continue with ignore count"
291 gdb_test "next" ".*$bp_location11\[ \t\]*marker1.*" \
292 step after continue with ignore count"
294 set test "continue with ignore count, not stopped at bpt"
295 gdb_test_multiple "continue 2" "$test" {
296 -re "Not stopped at any breakpoint; argument ignored.*$gdb_prompt $" {
299 -re "No breakpoint number -1.*$gdb_prompt $" {
300 kfail gdb/1689 "$test"
304 # Verify that GDB correctly handles the "enable/disable" command
305 # with arguments, that include multiple locations.
307 if ![runto_main] then { fail "enable/disable break tests suppressed" }
313 set b1 [break_at main ""]
314 set b2 [break_at main ""]
315 set b3 [break_at main ""]
316 set b4 [break_at main ""]
318 # Perform tests for disable/enable commands on multiple
319 # locations and breakpoints.
321 # WHAT - the command to test (disable/enable).
323 proc test_ena_dis_br { what } {
330 # OPPOS - the command opposite to WHAT.
331 # WHAT_RES - whether breakpoints are expected to end
332 # up enabled or disabled.
333 # OPPOS_RES- same as WHAT_RES but opposite.
334 # P1/P2 - proc to call (pass/fail). Must be
336 # Set variable values for disable command.
343 if { "$what" == "enable" } {
344 # Set varibale values for enable command.
352 # Now enable(disable) $b.1 $b2.1.
353 gdb_test_no_output "$what $b1.1 $b2.1" "$what \$b1.1 \$b2.1"
354 set test1 "${what}d \$b1.1 and \$b2.1"
356 # Now $b1.1 and $b2.1 should be enabled(disabled).
357 gdb_test_multiple "info break" "$test1" {
358 -re "(${b1}.1)(\[^\n\r\]*)( n.*)(${b2}.1)(\[^\n\r\]*)( n.*)$gdb_prompt $" {
361 -re ".*$gdb_prompt $" {
366 # Now enable(disable) $b1 fooo.1, it should give error on fooo.
367 gdb_test "$what $b1 fooo.1" \
368 "Bad breakpoint number 'fooo'" \
371 # $b1 should be enabled(disabled).
372 gdb_test "info break" \
373 "(${b1})(\[^\n\r]*)( $what_res.*)" \
376 gdb_test_no_output "$oppos $b3" "$oppos \$b3"
377 gdb_test_no_output "$what $b4 $b3.1" "$what \$b4 \$b3.1"
378 set test1 "${what}d \$b4 and \$b3.1,remain ${oppos}d \$b3"
380 # Now $b4 $b3.1 should be enabled(disabled) and
381 # $b3 should remain disabled(enabled).
382 gdb_test_multiple "info break" "$test1" {
383 -re "(${b3})(\[^\n\r]*)( $oppos_res.*)(${b3}.1)(\[^\n\r\]*)( n.*)(${b4})(\[^\n\r\]*)( $what_res.*)$gdb_prompt $" {
386 -re "(${b3})(\[^\n\r]*)( $oppos_res.*)(${b4})(\[^\n\r\]*)( $what_res.*)$gdb_prompt $" {
391 # Now enable(disable) $b4.1 fooobaar and
392 # it should give warning on fooobaar.
393 gdb_test "$what $b4.1 fooobaar" \
394 "warning: bad breakpoint number at or near 'fooobaar'" \
395 "$what \$b4.1 fooobar"
396 set test1 "${what}d \$b4.1"
398 # $b4.1 should be enabled(disabled).
399 gdb_test_multiple "info break" "$test1" {
400 -re "(${b4}.1)(\[^\n\r\]*)( n.*)$gdb_prompt $" {
403 -re ".*$gdb_prompt $" {
409 test_ena_dis_br "disable"
410 test_ena_dis_br "enable"