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9b254dd1 | 1 | # Copyright 2004, 2007, 2008 Free Software Foundation, Inc. |
d8679d84 PH |
2 | |
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 | |
e22f8b7c | 5 | # the Free Software Foundation; either version 3 of the License, or |
d8679d84 PH |
6 | # (at your option) any later version. |
7 | # | |
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. | |
12 | # | |
13 | # You should have received a copy of the GNU General Public License | |
e22f8b7c | 14 | # along with this program. If not, see <http://www.gnu.org/licenses/>. |
d8679d84 | 15 | |
d8679d84 PH |
16 | # Author: Paul N. Hilfinger (Hilfinger@gnat.com) |
17 | ||
18 | # Test that GDB cleans up properly after errors that result when a | |
19 | # breakpoint is reset. | |
20 | ||
21 | if $tracelevel then { | |
22 | strace $tracelevel | |
23 | } | |
24 | ||
25 | set prms_id 0 | |
26 | set bug_id 0 | |
27 | ||
28 | # IDT/SIM apparently doesn't have enough file descriptors to allow the | |
29 | # problem checked by this test to occur. | |
30 | if [istarget "mips-idt-*"] { | |
31 | return 0; | |
32 | } | |
33 | ||
34 | set testfile "chng-syms" | |
35 | set srcfile ${testfile}.c | |
36 | set binfile ${objdir}/${subdir}/${testfile} | |
37 | ||
38 | if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug additional_flags=-DVARIABLE=var1}] != "" } { | |
b60f0898 JB |
39 | untested chng-syms.exp |
40 | return -1 | |
d8679d84 PH |
41 | } |
42 | ||
43 | set oldtimeout $timeout | |
44 | set timeout 10 | |
45 | verbose "Timeout is now 10 seconds" 2 | |
46 | ||
47 | proc expect_to_stop_here { ident } { | |
48 | global gdb_prompt | |
49 | global decimal | |
50 | ||
51 | # the "at foo.c:36" output we get with -g. | |
52 | # the "in func" output we get without -g. | |
53 | gdb_expect { | |
54 | -re "Breakpoint \[0-9\]*, stop_here .*$gdb_prompt $" { | |
55 | return 1 | |
56 | } | |
57 | -re "$gdb_prompt $" { | |
58 | fail "running to stop_here $ident" | |
59 | return 0 | |
60 | } | |
61 | timeout { | |
62 | fail "running to stop_here $ident (timeout)" | |
63 | return 0 | |
64 | } | |
65 | } | |
66 | return 1 | |
67 | } | |
68 | ||
69 | gdb_exit | |
70 | gdb_start | |
71 | gdb_reinitialize_dir $srcdir/$subdir | |
72 | gdb_load ${binfile} | |
73 | ||
abbab9d3 | 74 | gdb_test "break stop_here if (var1 == 42)" \ |
d8679d84 PH |
75 | "Breakpoint.*at.* file .*$srcfile, line.*" \ |
76 | "setting conditional breakpoint on function" | |
77 | gdb_run_cmd | |
78 | ||
79 | expect_to_stop_here "first time" | |
80 | ||
81 | gdb_continue_to_end "breakpoint first time through" | |
82 | ||
83 | # Now we recompile the executable, but without a variable named "var1", first | |
84 | # waiting to insure that even on fast machines, the file modification times | |
85 | # are distinct. This will force GDB to reload the file on the | |
86 | # next "run" command, causing an error when GDB tries to tries to reset | |
87 | # the breakpoint. | |
88 | ||
89 | sleep 2 | |
90 | if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug additional_flags=-DVARIABLE=var2}] != "" } { | |
91 | ||
92 | # Complication: Since GDB generally holds an open file descriptor on the | |
93 | # executable at this point, there are some systems in which the | |
94 | # re-compilation will fail. In such cases, we'll consider the test | |
95 | # (vacuously) passed providing that re-running it succeeds as before. | |
96 | ||
97 | gdb_run_cmd | |
98 | expect_to_stop_here "after re-compile fails" | |
99 | gdb_continue_to_end "after re-compile fails" | |
100 | ||
101 | } else { | |
102 | ||
103 | gdb_run_cmd | |
104 | gdb_expect { | |
4487aabf | 105 | -re ".*Program exited normally.*$gdb_prompt $" { |
a195357f DJ |
106 | pass "running with invalidated bpt condition after executable changes" |
107 | } | |
4487aabf | 108 | -re ".*Breakpoint .*,( 0x.* in)? (\[^ \]*)exit .*$gdb_prompt $" { |
d8679d84 PH |
109 | pass "running with invalidated bpt condition after executable changes" |
110 | } | |
72fd54a9 FF |
111 | -re "$gdb_prompt $" { |
112 | fail "running with invalidated bpt condition after executable changes" | |
113 | } | |
d8679d84 PH |
114 | timeout { |
115 | fail "(timeout) running with invalidated bpt condition after executable changes" | |
116 | } | |
117 | } | |
118 | ||
119 | } | |
120 | ||
121 | set timeout $oldtimeout | |
122 | verbose "Timeout is now $timeout seconds" 2 | |
123 | return 0 |