blob: 61c76d39ee0dd40646c8cd924a0fb54553000cf4 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
|
# Copyright 2009-2016 Free Software Foundation, Inc.
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
# This file is part of the GDB testsuite. It tests reverse debugging
# with shared libraries.
if ![supports_reverse] {
return
}
if {[skip_shlib_tests]} {
return
}
standard_testfile
set lib1file "shr1"
set lib1src ${lib1file}.c
set library1 [standard_output_file ${lib1file}.sl]
set lib2file "shr2"
set lib2src ${lib2file}.c
set library2 [standard_output_file ${lib2file}.sl]
if [get_compiler_info] {
return -1
}
# Compile the first without debug info so that
# stepping and reverse stepping doesn't end up inside them.
if { [gdb_compile_shlib ${srcdir}/${subdir}/${lib1src} ${library1} ""] != "" } {
untested "could not compile shared library1."
return -1
}
if { [gdb_compile_shlib ${srcdir}/${subdir}/${lib2src} ${library2} "debug"] != "" } {
untested "could not compile shared library2."
return -1
}
set exec_opts [list debug shlib=${library1} shlib=${library2}]
if { [gdb_compile ${srcdir}/${subdir}/${srcfile} ${binfile} executable $exec_opts] != "" } {
untested "could not compile $binfile."
return -1
}
# Start with a fresh gdb.
gdb_exit
gdb_start
# Note: The test previously did "set debug-file-directory" to (try to)
# ensure the debug info for the dynamic loader and libc weren't found.
# This doesn't work if the debug info is in the .debug subdirectory.
# Avoiding debug info for system libraries is not germaine to this test
# and is no longer attempted. Instead, the test does not make assumptions
# about whether the debug info is present or not.
gdb_reinitialize_dir $srcdir/$subdir
gdb_load ${binfile}
gdb_load_shlib $library1
gdb_load_shlib $library2
runto main
if [supports_process_record] {
# Activate process record/replay
gdb_test_no_output "record" "turn on process record"
}
#
# Test reverse-step over undebuggable solib functions.
#
# Run forward past some solib function calls.
set end_part_one [gdb_get_line_number " end part one" "$srcfile"]
set end_part_two [gdb_get_line_number " end part two" "$srcfile"]
gdb_test "until $end_part_one" " end part one.*" "run until end part one"
gdb_test "reverse-step" " shr1 three .*" "reverse-step third shr1"
gdb_test "reverse-step" " shr1 two .*" "reverse-step second shr1"
gdb_test "reverse-step" " shr1 one .*" "reverse-step first shr1"
gdb_test "reverse-step" " generic statement.*" "reverse-step generic"
#
# Test reverse-next over undebuggable solib functions.
#
# Run forward again...
gdb_test "until $end_part_one" " end part one.*" "forward to end part one"
gdb_test "reverse-next" " shr1 three .*" "reverse-next third shr1"
gdb_test "reverse-next" " shr1 two .*" "reverse-next second shr1"
gdb_test "reverse-next" " shr1 one .*" "reverse-next first shr1"
gdb_test "reverse-next" " generic statement.*" "reverse-next generic"
#
# Test reverse-step into debuggable solib function
#
gdb_test "reverse-step" "${lib2src}.*" "reverse-step into solib function one"
gdb_test "reverse-step" "return 2.x.*" "reverse-step within solib function one"
gdb_test "reverse-step" " middle part two.*" "reverse-step back to main one"
gdb_test "reverse-step" "${lib2src}.*" "reverse-step into solib function two"
gdb_test "reverse-step" "return 2.x.*" "reverse-step within solib function two"
gdb_test "reverse-step" " begin part two.*" "reverse-step back to main two"
#
# Test reverse-next over debuggable solib function
#
gdb_test "until $end_part_two" " end part two.*" "run until end part two"
gdb_test "reverse-next" " middle part two.*" "reverse-next over solib function one"
gdb_test "reverse-next" " begin part two.*" "reverse-next over solib function two"
|
