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
133
134
135
136
137
138
139
140
141
142
|
# Copyright 2020-2024 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/>.
load_lib dwarf.exp
# This test can only be run on targets which support DWARF-2 and use gas.
require dwarf2_support
# The .c files use __attribute__.
require is_c_compiler_gcc
standard_testfile .c -dw.S
set asm_file [standard_output_file $srcfile2]
Dwarf::assemble $asm_file {
declare_labels Llines
global srcdir subdir srcfile
get_func_info bar1
get_func_info bar2
cu {} {
compile_unit {
{language @DW_LANG_C}
{name dw2-line-number-zero.c}
{stmt_list $Llines DW_FORM_sec_offset}
} {
subprogram {
{external 1 flag}
{MACRO_AT_func {main}}
}
subprogram {
{external 1 flag}
{MACRO_AT_func {bar1}}
}
subprogram {
{external 1 flag}
{MACRO_AT_func {bar2}}
}
}
}
lines {version 2} Llines {
include_dir "${srcdir}/${subdir}"
file_name "$srcfile" 1
program {
DW_LNE_set_address $bar1_start
line 25
DW_LNS_copy
DW_LNE_set_address bar1_label
line 27
DW_LNS_copy
DW_LNE_set_address bar1_label_2
line 29
DW_LNS_copy
DW_LNE_set_address bar1_label_3
line 0
DW_LNS_copy
DW_LNE_set_address bar1_label_4
line 33
DW_LNS_copy
DW_LNE_set_address $bar1_end
DW_LNE_end_sequence
DW_LNE_set_address $bar2_start
line 39
DW_LNS_copy
DW_LNE_set_address bar2_label
line 41
DW_LNS_copy
DW_LNE_set_address bar2_label_2
line 43
DW_LNS_copy
DW_LNE_set_address bar2_label_3
line 0
DW_LNS_negate_stmt
DW_LNS_copy
DW_LNS_negate_stmt
DW_LNE_set_address bar2_label_4
line 47
DW_LNS_copy
DW_LNE_set_address $bar2_end
DW_LNE_end_sequence
}
}
}
if { [prepare_for_testing "failed to prepare" ${testfile} \
[list $srcfile $asm_file] {nodebug}] } {
return -1
}
if ![runto_main] {
return -1
}
gdb_breakpoint "$srcfile:27"
gdb_continue_to_breakpoint "bar1" "\[^\r\n\]*:27\r\n.*"
gdb_test "n" "foo \\(2\\);" "bar1, 1st next"
gdb_test "n" "foo \\(4\\);" "bar1, 2nd next"
gdb_breakpoint "$srcfile:41"
gdb_continue_to_breakpoint "bar2" "\[^\r\n\]*:41\r\n.*"
gdb_test "n" "foo \\(2\\);" "bar2, 1st next"
gdb_test "n" "foo \\(4\\);" "bar2, 2nd next"
if ![runto_main] {
return -1
}
gdb_breakpoint "bar1_label_3"
setup_kfail "gdb/nnnnn" *-*-*
gdb_continue_to_breakpoint "bar1_label_3" "bar1 \\(\\)"
gdb_breakpoint "bar2_label_3"
setup_kfail "gdb/nnnnn" *-*-*
gdb_continue_to_breakpoint "bar2_label_3" "bar2 \\(\\)"
|
