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
|
# Copyright 1998-2017 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/>. */
clear_xfail "*-*-*"
standard_testfile .c
# Build the test case
if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug nowarnings}] != "" } {
untested "failed to compile"
return -1
}
# Start with a fresh gdb
clean_restart ${binfile}
if ![runto_main] then {
perror "Couldn't run to main"
return -1
}
# Set a breakpoint on the statement that we're about to jump to.
# The statement doesn't contain a function call.
#
set bp_on_non_call 0
set non_call_line [gdb_get_line_number "bp-on-non-call"]
gdb_test_multiple "break $non_call_line" "break before jump to non-call" {
-re "\[Bb\]reakpoint (${decimal}) at ${hex}: file .*${srcfile}, line $non_call_line.*$gdb_prompt $" {
set bp_on_non_call $expect_out(1,string)
pass "break before jump to non-call"
}
}
# Can we jump to the statement? Do we stop there?
#
gdb_test "jump $non_call_line" "Breakpoint ${decimal}, .*${srcfile}:$non_call_line.*" \
"jump to non-call"
# Set a breakpoint on the statement that we're about to jump to.
# The statement does contain a function call.
#
set bp_on_call 0
set call_line [gdb_get_line_number "bp-on-call"]
gdb_test_multiple "break $call_line" "break before jump to call" {
-re "\[Bb\]reakpoint (${decimal}) at ${hex}: file .*${srcfile}, line $call_line.*$gdb_prompt $" {
set bp_on_call $expect_out(1,string)
pass "break before jump to call"
}
}
# Can we jump to the statement? Do we stop there?
#
gdb_test "jump $call_line" \
"Breakpoint ${decimal}, .*${srcfile}:$call_line.*" \
"jump to call"
# If we disable the breakpoint at the function call, and then
# if we jump to that statement, do we not stop there, but at
# the following breakpoint?
#
gdb_test_no_output "disable $bp_on_call" "disable breakpoint on call"
gdb_test "jump $call_line" "Breakpoint ${decimal}, .*${srcfile}:$non_call_line.*" \
"jump to call with disabled breakpoint"
# Verify that GDB responds gracefully to the "jump" command without
# an argument.
#
gdb_test "jump" "Argument required .starting address.*" \
"jump without argument disallowed"
# Verify that GDB responds gracefully to the "jump" command with
# trailing junk.
#
gdb_test "jump $call_line 100" \
"malformed linespec error: unexpected number, \"100\"" \
"jump with trailing argument junk"
# Verify that GDB responds gracefully to a request to jump out of
# the current function. (Note that this will very likely cause the
# inferior to die. Be prepared to rerun the inferior, if further
# testing is desired.)
#
# Try it both ways: confirming and not confirming the jump.
#
set out_line [gdb_get_line_number "out-of-func"]
gdb_test "jump $out_line" \
"Not confirmed.*" \
"aborted jump out of current function" \
"Line $out_line is not in `main'. Jump anyway.*y or n. $" \
"n"
gdb_test "jump $out_line" \
"Continuing at.*" \
"jump out of current function" \
"Line $out_line is not in `main'. Jump anyway.*y or n. $" \
"y"
gdb_exit
return 0
|
GitWeb