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
143
144
145
146
147
148
149
150
151
|
# Copyright (C) 1997, 1998, 2007, 2008, 2009, 2010
# 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/>.
# GDB tests for names beginning with '$'
# This is aimed at HP-UX systems where a lot of system
# routines and names begin with '$' or '$$'. GDB 4.16 was
# unable to deal with these names as they clashed with
# convenience variables. Wildebeest should accept such
# names in preference to convenience variables.
# This file was written by Satish Pai <pai@apollo.hp.com>
# 1997-09-24
if $tracelevel then {
strace $tracelevel
}
#
# test running programs
#
if { [skip_hp_tests] } { continue }
set testfile "dollar"
set srcfile ${testfile}.c
set binfile ${objdir}/${subdir}/${testfile}
if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
untested dollar.exp
return -1
}
#source ${binfile}.ci
gdb_exit
gdb_start
gdb_reinitialize_dir $srcdir/$subdir
gdb_load ${binfile}
#
# set it up at a breakpoint so we can play with the variable values
#
if ![runto_main] then {
perror "couldn't run to breakpoint"
continue
}
# Test for millicode routines
# hppa64 does not support dyncall
if ![istarget "hppa64*-*-*"] {
send_gdb "print \$\$dyncall\n"
gdb_expect {
-re "\\$\[0-9\]* = \\{<text variable, no debug info>\\} $hex <>.*$gdb_prompt $" { pass "print \$\$dyncall" }
-re "\\$\[0-9\]* = \\{<text variable, no debug info>\\} $hex <.*dyncall>.*$gdb_prompt $" { pass "print \$\$dyncall" }
-re "\\$\[0-9\]* = void" { fail "print \$\$dyncall -- interpreted as convenience var" }
-re "$gdb_prompt $" { fail "print \$\$dyncall" }
timeout { fail "(timeout) print \$\$dyncall" }
}
send_gdb "print \$\$dyncall_external\n"
gdb_expect {
-re "\\$\[0-9\]* = \\{<text variable, no debug info>\\} $hex <>.*$gdb_prompt $" { pass "print \$\$dyncall_external" }
-re "\\$\[0-9\]* = \\{<text variable, no debug info>\\} $hex <.*dyncall_external>.*$gdb_prompt $" { pass "print \$\$dyncall_external" }
-re "\\$\[0-9\]* = void" { fail "print \$\$dyncall_external -- interpreted as convenience var" }
-re "$gdb_prompt $" { fail "print \$\$dyncall_external" }
timeout { fail "(timeout) print \$\$dyncall_external" }
}
# Set a breakpoint on a millicode routine
send_gdb "break \$\$dyncall\n"
gdb_expect {
-re "Breakpoint \[0-9\]* at $hex.*$gdb_prompt $" { pass "break \$\$dyncall" }
-re "Function.*not defined.*$gdb_prompt $" {fail "break \$\$dyncall -- no \$\$dyncall?" }
-re "Convenience variables used in line specs must have integer values\\..*$gdb_prompt $" {
fail "break \$\$dyncall -- treated as convenince variable"
}
-re "$gdb_prompt $" { fail "print break \$\$dyncall" }
timeout { fail "(timeout) print break \$\$dyncall" }
}
# Disassemble $$dyncall
send_gdb "disassemble \$\$dyncall\n"
gdb_expect {
-re "Dump of assembler code for function.*$gdb_prompt $" { pass "disas \$\$dyncall" }
-re "$gdb_prompt $" { fail "disas \$\$dyncall" }
timeout { fail "(timeout) disas \$\$dyncall" }
}
# Try to set $$dyncall like a convenience var.
send_gdb "set \$\$dyncall = 77\n"
gdb_expect {
-re "Invalid cast.*$gdb_prompt $" { pass "set \$\$dyncall = 77" }
-re "$gdb_prompt $" { fail "set \$\$dyncall = 77" }
timeout { fail "(timeout) set \$\$dyncall = 77" }
}
}
# Try out some other $ name, not millicode
if [istarget "hppa64*-*-*"] {
#hppa64 uses __argv instead of $ARGV.
send_gdb "print \__argv\n"
gdb_expect {
-re "\\$\[0-9\]* = \[0-9\]*.*$gdb_prompt $" { pass "print \__argv" }
-re "\\$\[0-9\]* = void.*$gdb_prompt $" {
fail "print \__argv (interpreted as convenience var)"
}
-re "$gdb_prompt $" { fail "print \__argv" }
timeout { fail "(timeout) print \__argv" }
}
send_gdb "ptype \__argv\n"
gdb_expect {
-re "type = <data variable, no debug info>.*$gdb_prompt $" {
pass "ptype \__argv"
}
-re "type = void.*$gdb_prompt $" {
fail "ptype \__argv (interpreted as convenience var)"
}
-re "$gdb_prompt $" { fail "ptype \__argv" }
timeout { fail "(timeout) ptype \__argv" }
}
} else {
send_gdb "print \$ARGV\n"
gdb_expect {
-re "\\$\[0-9\]* = \[0-9\]*.*$gdb_prompt $" { pass "print \$ARGV" }
-re "\\$\[0-9\]* = void.*$gdb_prompt $" { fail "print \$ARGV (interpreted as convenience var)" }
-re "$gdb_prompt $" { fail "print \$ARGV" }
timeout { fail "(timeout) print \$ARGV" }
}
send_gdb "ptype \$ARGV\n"
gdb_expect {
-re "type = <data variable, no debug info>.*$gdb_prompt $" { pass "ptype \$ARGV" }
-re "type = void.*$gdb_prompt $" { fail "ptype \$ARGV (interpreted as convenience var)" }
-re "$gdb_prompt $" { fail "ptype \$ARGV" }
timeout { fail "(timeout) ptype \$ARGV" }
}
}
|
