1#   Copyright 1988, 1990, 1991, 1992, 1994, 1995, 1996, 1997, 1998, 2000,
2#   2001, 2003, 2007, 2008, 2009, 2010, 2011 Free Software Foundation, Inc.
3
4# This program is free software; you can redistribute it and/or modify
5# it under the terms of the GNU General Public License as published by
6# the Free Software Foundation; either version 3 of the License, or
7# (at your option) any later version.
8#
9# This program is distributed in the hope that it will be useful,
10# but WITHOUT ANY WARRANTY; without even the implied warranty of
11# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12# GNU General Public License for more details.
13#
14# You should have received a copy of the GNU General Public License
15# along with this program.  If not, see <http://www.gnu.org/licenses/>.
16
17# This file was written by Rob Savoye. (rob@cygnus.com)
18
19if $tracelevel {
20    strace $tracelevel
21}
22
23#
24# test running programs
25#
26
27set testfile "exprs"
28set srcfile ${testfile}.c
29set binfile ${objdir}/${subdir}/${testfile}
30if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
31     untested exprs.exp
32     return -1
33}
34
35if [get_compiler_info ${binfile}] {
36    return -1;
37}
38
39gdb_exit
40gdb_start
41gdb_reinitialize_dir $srcdir/$subdir
42gdb_load ${binfile}
43
44#
45# set it up at a breakpoint so we can play with the variable values
46#
47
48if ![runto_main] then {
49    perror "couldn't run to breakpoint"
50    continue
51}
52
53proc test_expr { args } {
54    if { [llength $args] % 2 } {
55	warning "an even # of arguments should be passed to test_expr"
56    }
57    set last_ent [expr [llength $args] - 1];
58    set testname [lindex $args $last_ent];
59    if [gdb_test [lindex $args 0] ".*" "$testname (setup)"] {
60	gdb_suppress_tests;
61    }
62    for {set x 1} {$x < $last_ent} {set x [expr $x + 2]} {
63	if [gdb_test [lindex $args $x] [lindex $args [expr $x + 1]] "$testname ([lindex $args $x])"] {
64	    gdb_suppress_tests;
65	}
66    }
67    gdb_stop_suppressing_tests;
68}
69#
70# test expressions with "char" types
71#
72test_expr "set variable v_char=127" "print v_char == 0" "\\$\[0-9\]* = $false"  "print v_char == 127" "\\$\[0-9\]* = $true"  "print char =="
73test_expr "set variable v_char=127" "print v_char != 0" "\\$\[0-9\]* = $true"  "print v_char != 127" "\\$\[0-9\]* = $false"  "print char !="
74test_expr "set variable v_char=127" "print v_char < 0" "\\$\[0-9\]* = $false"  "print v_char < 127" "\\$\[0-9\]* = $false"  "print char <"
75test_expr "set variable v_char=127" "print v_char > 0" "\\$\[0-9\]* = $true"  "print v_char > 127" "\\$\[0-9\]* = $false"  "print char >"
76#
77# test expressions with "signed char" types
78#
79test_expr "set variable v_signed_char=127" "print v_signed_char == 0" "\\$\[0-9\]* = $false"  "print v_signed_char == 127" "\\$\[0-9\]* = $true"  "print signed char =="
80test_expr "set variable v_signed_char=127" "print v_signed_char != 0" "\\$\[0-9\]* = $true"  "print v_signed_char != 127" "\\$\[0-9\]* = $false"  "print signed char !="
81test_expr "set variable v_signed_char=127" "print v_signed_char < 0" "\\$\[0-9\]* = $false"  "print v_signed_char < 127" "\\$\[0-9\]* = $false"  "print signed char <"
82test_expr "set variable v_signed_char=127" "print v_signed_char > 0" "\\$\[0-9\]* = $true"  "print v_signed_char > 127" "\\$\[0-9\]* = $false"  "print signed char >"
83# make char a minus
84test_expr "set variable v_signed_char=-1" "print v_signed_char == 0" "\\$\[0-9\]* = $false"  "print v_signed_char == -1" "\\$\[0-9\]* = $true"  "print signed char == (minus)"
85test_expr "set variable v_signed_char=-1" "print v_signed_char != 0" "\\$\[0-9\]* = $true"  "print v_signed_char != -1" "\\$\[0-9\]* = $false"  "print signed char != (minus)"
86test_expr "set variable v_signed_char=-1" "print v_signed_char < 0" "\\$\[0-9\]* = $true"  "print v_signed_char < 127" "\\$\[0-9\]* = $true"  "print signed char < (minus)"
87test_expr "set variable v_signed_char=-1" "print v_signed_char > 0" "\\$\[0-9\]* = $false"  "print v_signed_char > 127" "\\$\[0-9\]* = $false"  "print signed char > (minus)"
88#
89# test expressions with "unsigned char" types
90#
91test_expr "set variable v_unsigned_char=127" "print v_unsigned_char == 0" "\\$\[0-9\]* = $false"  "print v_unsigned_char == 127" "\\$\[0-9\]* = $true"  "print unsigned char =="
92test_expr "set variable v_unsigned_char=127" "print v_unsigned_char != 0" "\\$\[0-9\]* = $true"  "print v_unsigned_char != 127" "\\$\[0-9\]* = $false"  "print unsigned char !="
93test_expr "set variable v_unsigned_char=127" "print v_unsigned_char < 0" "\\$\[0-9\]* = $false"  "print v_unsigned_char < 127" "\\$\[0-9\]* = $false"  "print unsigned char <"
94test_expr "set variable v_unsigned_char=127" "print v_unsigned_char > 0" "\\$\[0-9\]* = $true"  "print v_unsigned_char > 127" "\\$\[0-9\]* = $false"  "print unsigned char >"
95# make char a minus
96test_expr "set variable v_unsigned_char=~0" "print v_unsigned_char == 0" "\\$\[0-9\]* = $false"  "print v_unsigned_char == ~0" "\\$\[0-9\]* = $false"  "print v_unsigned_char == (unsigned char)~0" "\\$\[0-9\]* = $true" "print unsigned char == (~0)"
97test_expr "set variable v_unsigned_char=~0" "print v_unsigned_char != 0" "\\$\[0-9\]* = $true"  "print v_unsigned_char != (unsigned char)~0" "\\$\[0-9\]* = $false"  "print v_unsigned_char != ~0" "\\$\[0-9\]* = $true" "print unsigned char != (~0)"
98test_expr "set variable v_unsigned_char=~0" "print v_unsigned_char < 0" "\\$\[0-9\]* = $false"  "print v_unsigned_char < 127" "\\$\[0-9\]* = $false"  "print unsigned char < (~0)"
99test_expr "set variable v_unsigned_char=~0" "print v_unsigned_char > 0" "\\$\[0-9\]* = $true"  "print v_unsigned_char > 127" "\\$\[0-9\]* = $true"  "print unsigned char > (~0)"
100#
101# test expressions with "short" types
102#
103test_expr "set variable v_short=0x7FFF" "print v_short == 0" "\\$\[0-9\]* = $false"  "print v_short == 0x7FFF" "\\$\[0-9\]* = $true"  "print signed short =="
104test_expr "set variable v_short=0x7FFF" "print v_short != 0" "\\$\[0-9\]* = $true"  "print v_short != 0x7FFF" "\\$\[0-9\]* = $false"  "print signed short !="
105test_expr "set variable v_short=0x7FFF" "print v_short < 0" "\\$\[0-9\]* = $false"  "print v_short < 0x7FFF" "\\$\[0-9\]* = $false"  "print signed short <"
106test_expr "set variable v_short=0x7FFF" "print v_short > 0" "\\$\[0-9\]* = $true"  "print v_short > 0x7FFF" "\\$\[0-9\]* = $false"  "print signed short >"
107# make short a minus
108test_expr "set variable v_short=-1" "print v_short == 0" "\\$\[0-9\]* = $false"  "print v_short == -1" "\\$\[0-9\]* = $true"  "print signed short == (minus)"
109test_expr "set variable v_short=-1" "print v_short != 0" "\\$\[0-9\]* = $true"  "print v_short != -1" "\\$\[0-9\]* = $false"  "print signed short != (minus)"
110test_expr "set variable v_short=-1" "print v_short < 0" "\\$\[0-9\]* = $true"  "print v_short < 0x7FFF" "\\$\[0-9\]* = $true"  "print signed short < (minus)"
111test_expr "set variable v_short=-1" "print v_short > 0" "\\$\[0-9\]* = $false"  "print v_short > 0x7FFF" "\\$\[0-9\]* = $false"  "print signed short > (minus)"
112#
113# test expressions with "signed short" types
114#
115test_expr "set variable v_signed_short=0x7FFF" "print v_signed_short == 0" "\\$\[0-9\]* = $false"  "print v_signed_short == 0x7FFF" "\\$\[0-9\]* = $true"  "print signed signed short =="
116test_expr "set variable v_signed_short=0x7FFF" "print v_signed_short != 0" "\\$\[0-9\]* = $true"  "print v_signed_short != 0x7FFF" "\\$\[0-9\]* = $false"  "print signed signed short !="
117test_expr "set variable v_signed_short=0x7FFF" "print v_signed_short < 0" "\\$\[0-9\]* = $false"  "print v_signed_short < 0x7FFF" "\\$\[0-9\]* = $false"  "print signed signed short <"
118test_expr "set variable v_signed_short=0x7FFF" "print v_signed_short > 0" "\\$\[0-9\]* = $true"  "print v_signed_short > 0x7FFF" "\\$\[0-9\]* = $false"  "print signed signed short >"
119# make short a minus
120test_expr "set variable v_signed_short=-1" "print v_signed_short == 0" "\\$\[0-9\]* = $false"  "print v_signed_short == -1" "\\$\[0-9\]* = $true"  "print signed signed short == (minus)"
121test_expr "set variable v_signed_short=-1" "print v_signed_short != 0" "\\$\[0-9\]* = $true"  "print v_signed_short != -1" "\\$\[0-9\]* = $false"  "print signed signed short != (minus)"
122test_expr "set variable v_signed_short=-1" "print v_signed_short < 0" "\\$\[0-9\]* = $true"  "print v_signed_short < 0x7FFF" "\\$\[0-9\]* = $true"  "print signed signed short < (minus)"
123test_expr "set variable v_signed_short=-1" "print v_signed_short > 0" "\\$\[0-9\]* = $false"  "print v_signed_short > 0x7FFF" "\\$\[0-9\]* = $false"  "print signed signed short > (minus)"
124#
125# test expressions with "unsigned short" types
126#
127test_expr "set variable v_unsigned_short=0x7FFF" "print v_unsigned_short == 0" "\\$\[0-9\]* = $false"  "print v_unsigned_short == 0x7FFF" "\\$\[0-9\]* = $true"  "print unsigned short =="
128test_expr "set variable v_unsigned_short=0x7FFF" "print v_unsigned_short != 0" "\\$\[0-9\]* = $true"  "print v_unsigned_short != 0x7FFF" "\\$\[0-9\]* = $false"  "print unsigned short !="
129test_expr "set variable v_unsigned_short=0x7FFF" "print v_unsigned_short < 0" "\\$\[0-9\]* = $false"  "print v_unsigned_short < 0x7FFF" "\\$\[0-9\]* = $false"  "print unsigned short <"
130test_expr "set variable v_unsigned_short=0x7FFF" "print v_unsigned_short > 0" "\\$\[0-9\]* = $true"  "print v_unsigned_short > 0x7FFF" "\\$\[0-9\]* = $false"  "print unsigned short >"
131# make short a minus
132test_expr "set variable v_unsigned_short=~0" "print v_unsigned_short == 0" "\\$\[0-9\]* = $false"  "print sizeof (v_unsigned_short) < sizeof (~0) && v_unsigned_short == ~0" "\\$\[0-9\]* = $false"  "print v_unsigned_short == (unsigned short)~0" "\\$\[0-9\]* = $true"  "print unsigned short == (~0)"
133test_expr "set variable v_unsigned_short=~0" "print v_unsigned_short != 0" "\\$\[0-9\]* = $true"  "print v_unsigned_short != (unsigned short)~0" "\\$\[0-9\]* = $false"  "print unsigned short != (~0)"
134test_expr "set variable v_unsigned_short=~0" "print v_unsigned_short < 0" "\\$\[0-9\]* = $false"  "print v_unsigned_short < 0x7FFF" "\\$\[0-9\]* = $false"  "print unsigned short < (~0)"
135test_expr "set variable v_unsigned_short=~0" "print v_unsigned_short > 0" "\\$\[0-9\]* = $true"  "print v_unsigned_short > 0x7FFF" "\\$\[0-9\]* = $true"  "print unsigned short > (~0)"
136#
137# test expressions with "int" types
138#
139test_expr "set variable v_int=0x7FFF" "print v_int == 0" "\\$\[0-9\]* = $false"  "print v_int == 0x7FFF" "\\$\[0-9\]* = $true"  "print signed int =="
140test_expr "set variable v_int=0x7FFF" "print v_int != 0" "\\$\[0-9\]* = $true"  "print v_int != 0x7FFF" "\\$\[0-9\]* = $false"  "print signed int !="
141test_expr "set variable v_int=0x7FFF" "print v_int < 0" "\\$\[0-9\]* = $false"  "print v_int < 0x7FFF" "\\$\[0-9\]* = $false"  "print signed int <"
142test_expr "set variable v_int=0x7FFF" "print v_int > 0" "\\$\[0-9\]* = $true"  "print v_int > 0x7FFF" "\\$\[0-9\]* = $false"  "print signed int >"
143# make int a minus
144test_expr "set variable v_int=-1" "print v_int == 0" "\\$\[0-9\]* = $false"  "print v_int == -1" "\\$\[0-9\]* = $true"  "print signed int == (minus)"
145test_expr "set variable v_int=-1" "print v_int != 0" "\\$\[0-9\]* = $true"  "print v_int != -1" "\\$\[0-9\]* = $false"  "print signed int != (minus)"
146test_expr "set variable v_int=-1" "print v_int < 0" "\\$\[0-9\]* = $true"  "print v_int < 0x7FFF" "\\$\[0-9\]* = $true"  "print signed int < (minus)"
147test_expr "set variable v_int=-1" "print v_int > 0" "\\$\[0-9\]* = $false"  "print v_int > 0x7FFF" "\\$\[0-9\]* = $false"  "print signed int > (minus)"
148#
149# test expressions with "signed int" types
150#
151test_expr "set variable v_signed_int=0x7FFF" "print v_signed_int == 0" "\\$\[0-9\]* = $false"  "print v_signed_int == 0x7FFF" "\\$\[0-9\]* = $true"  "print signed signed int =="
152test_expr "set variable v_signed_int=0x7FFF" "print v_signed_int != 0" "\\$\[0-9\]* = $true"  "print v_signed_int != 0x7FFF" "\\$\[0-9\]* = $false"  "print signed signed int !="
153test_expr "set variable v_signed_int=0x7FFF" "print v_signed_int < 0" "\\$\[0-9\]* = $false"  "print v_signed_int < 0x7FFF" "\\$\[0-9\]* = $false"  "print signed signed int <"
154test_expr "set variable v_signed_int=0x7FFF" "print v_signed_int > 0" "\\$\[0-9\]* = $true"  "print v_signed_int > 0x7FFF" "\\$\[0-9\]* = $false"  "print signed signed int >"
155# make int a minus
156test_expr "set variable v_signed_int=-1" "print v_signed_int == 0" "\\$\[0-9\]* = $false"  "print v_signed_int == -1" "\\$\[0-9\]* = $true"  "print signed signed int == (minus)"
157test_expr "set variable v_signed_int=-1" "print v_signed_int != 0" "\\$\[0-9\]* = $true"  "print v_signed_int != -1" "\\$\[0-9\]* = $false"  "print signed signed int != (minus)"
158test_expr "set variable v_signed_int=-1" "print v_signed_int < 0" "\\$\[0-9\]* = $true"  "print v_signed_int < 0x7FFF" "\\$\[0-9\]* = $true"  "print signed signed int < (minus)"
159test_expr "set variable v_signed_int=-1" "print v_signed_int > 0" "\\$\[0-9\]* = $false"  "print v_signed_int > 0x7FFF" "\\$\[0-9\]* = $false"  "print signed signed int > (minus)"
160#
161# test expressions with "unsigned int" types
162#
163test_expr "set variable v_unsigned_int=0x7FFF" "print v_unsigned_int == 0" "\\$\[0-9\]* = $false"  "print v_unsigned_int == 0x7FFF" "\\$\[0-9\]* = $true"  "print unsigned int =="
164test_expr "set variable v_unsigned_int=0x7FFF" "print v_unsigned_int != 0" "\\$\[0-9\]* = $true"  "print v_unsigned_int != 0x7FFF" "\\$\[0-9\]* = $false"  "print unsigned int !="
165test_expr "set variable v_unsigned_int=0x7FFF" "print v_unsigned_int < 0" "\\$\[0-9\]* = $false"  "print v_unsigned_int < 0x7FFF" "\\$\[0-9\]* = $false"  "print unsigned int <"
166test_expr "set variable v_unsigned_int=0x7FFF" "print v_unsigned_int > 0" "\\$\[0-9\]* = $true"  "print v_unsigned_int > 0x7FFF" "\\$\[0-9\]* = $false"  "print unsigned int >"
167# make int a minus
168test_expr "set variable v_unsigned_int=~0" "print v_unsigned_int == 0" "\\$\[0-9\]* = $false"  "print v_unsigned_int == ~0" "\\$\[0-9\]* = $true"  "print v_unsigned_int == (unsigned int)~0" "\\$\[0-9\]* = $true"  "print unsigned int == (~0)"
169test_expr "set variable v_unsigned_int=~0" "print v_unsigned_int != 0" "\\$\[0-9\]* = $true"  "print v_unsigned_int != (unsigned int)~0" "\\$\[0-9\]* = $false"  "print unsigned int != (~0)"
170test_expr "set variable v_unsigned_int=~0" "print v_unsigned_int < 0" "\\$\[0-9\]* = $false"  "print v_unsigned_int < 0x7FFF" "\\$\[0-9\]* = $false"  "print unsigned int < (~0)"
171test_expr "set variable v_unsigned_int=~0" "print v_unsigned_int > 0" "\\$\[0-9\]* = $true"  "print v_unsigned_int > 0x7FFF" "\\$\[0-9\]* = $true"  "print unsigned int > (~0)"
172#
173# test expressions with "long" types
174#
175test_expr "set variable v_long=0x7FFF" "print v_long == 0" "\\$\[0-9\]* = $false"  "print v_long == 0x7FFF" "\\$\[0-9\]* = $true"  "print signed long =="
176test_expr "set variable v_long=0x7FFF" "print v_long != 0" "\\$\[0-9\]* = $true"  "print v_long != 0x7FFF" "\\$\[0-9\]* = $false"  "print signed long !="
177test_expr "set variable v_long=0x7FFF" "print v_long < 0" "\\$\[0-9\]* = $false"  "print v_long < 0x7FFF" "\\$\[0-9\]* = $false"  "print signed long <"
178test_expr "set variable v_long=0x7FFF" "print v_long > 0" "\\$\[0-9\]* = $true"  "print v_long > 0x7FFF" "\\$\[0-9\]* = $false"  "print signed long >"
179# make long a minus
180test_expr "set variable v_long=-1" "print v_long == 0" "\\$\[0-9\]* = $false"  "print v_long == -1" "\\$\[0-9\]* = $true"  "print signed long == (minus)"
181test_expr "set variable v_long=-1" "print v_long != 0" "\\$\[0-9\]* = $true"  "print v_long != -1" "\\$\[0-9\]* = $false"  "print signed long != (minus)"
182test_expr "set variable v_long=-1" "print v_long < 0" "\\$\[0-9\]* = $true"  "print v_long < 0x7FFF" "\\$\[0-9\]* = $true"  "print signed long < (minus)"
183test_expr "set variable v_long=-1" "print v_long > 0" "\\$\[0-9\]* = $false"  "print v_long > 0x7FFF" "\\$\[0-9\]* = $false"  "print signed long > (minus)"
184#
185# test expressions with "signed long" types
186#
187test_expr "set variable v_signed_long=0x7FFF" "print v_signed_long == 0" "\\$\[0-9\]* = $false"  "print v_signed_long == 0x7FFF" "\\$\[0-9\]* = $true"  "print signed signed long =="
188test_expr "set variable v_signed_long=0x7FFF" "print v_signed_long != 0" "\\$\[0-9\]* = $true"  "print v_signed_long != 0x7FFF" "\\$\[0-9\]* = $false"  "print signed signed long !="
189test_expr "set variable v_signed_long=0x7FFF" "print v_signed_long < 0" "\\$\[0-9\]* = $false"  "print v_signed_long < 0x7FFF" "\\$\[0-9\]* = $false"  "print signed signed long <"
190test_expr "set variable v_signed_long=0x7FFF" "print v_signed_long > 0" "\\$\[0-9\]* = $true"  "print v_signed_long > 0x7FFF" "\\$\[0-9\]* = $false"  "print signed signed long >"
191# make long a minus
192test_expr "set variable v_signed_long=-1" "print v_signed_long == 0" "\\$\[0-9\]* = $false"  "print v_signed_long == -1" "\\$\[0-9\]* = $true"  "print signed signed long == (minus)"
193test_expr "set variable v_signed_long=-1" "print v_signed_long != 0" "\\$\[0-9\]* = $true"  "print v_signed_long != -1" "\\$\[0-9\]* = $false"  "print signed signed long != (minus)"
194test_expr "set variable v_signed_long=-1" "print v_signed_long < 0" "\\$\[0-9\]* = $true"  "print v_signed_long < 0x7FFF" "\\$\[0-9\]* = $true"  "print signed signed long < (minus)"
195test_expr "set variable v_signed_long=-1" "print v_signed_long > 0" "\\$\[0-9\]* = $false"  "print v_signed_long > 0x7FFF" "\\$\[0-9\]* = $false"  "print signed signed long > (minus)"
196#
197# test expressions with "unsigned long" types
198#
199test_expr "set variable v_unsigned_long=0x7FFF" "print v_unsigned_long == 0" "\\$\[0-9\]* = $false"  "print v_unsigned_long == 0x7FFF" "\\$\[0-9\]* = $true"  "print unsigned long =="
200test_expr "set variable v_unsigned_long=0x7FFF" "print v_unsigned_long != 0" "\\$\[0-9\]* = $true"  "print v_unsigned_long != 0x7FFF" "\\$\[0-9\]* = $false"  "print unsigned long !="
201test_expr "set variable v_unsigned_long=0x7FFF" "print v_unsigned_long < 0" "\\$\[0-9\]* = $false"  "print v_unsigned_long < 0x7FFF" "\\$\[0-9\]* = $false"  "print unsigned long <"
202test_expr "set variable v_unsigned_long=0x7FFF" "print v_unsigned_long > 0" "\\$\[0-9\]* = $true"  "print v_unsigned_long > 0x7FFF" "\\$\[0-9\]* = $false"  "print unsigned long >"
203# make long a minus
204test_expr "set variable v_unsigned_long=~0" "print v_unsigned_long == 0" "\\$\[0-9\]* = $false"  "print v_unsigned_long == ~0" "\\$\[0-9\]* = $true"  "print v_unsigned_long == (unsigned long)~0" "\\$\[0-9\]* = $true"  "print unsigned long == (~0)"
205test_expr "set variable v_unsigned_long=~0" "print v_unsigned_long != 0" "\\$\[0-9\]* = $true"  "print v_unsigned_long != (unsigned long)~0" "\\$\[0-9\]* = $false"  "print unsigned long != (~0)"
206test_expr "set variable v_unsigned_long=~0" "print v_unsigned_long < 0" "\\$\[0-9\]* = $false"  "print v_unsigned_long < 0x7FFF" "\\$\[0-9\]* = $false"  "print unsigned long < (~0)"
207test_expr "set variable v_unsigned_long=~0" "print v_unsigned_long > 0" "\\$\[0-9\]* = $true"  "print v_unsigned_long > 0x7FFF" "\\$\[0-9\]* = $true"  "print unsigned long > (~0)"
208#
209# Test expressions with casts to a pointer.
210# NB: Some architectures convert a ``NULL'' pointer into
211#     something else. Don't simply test for 0.
212#
213test_expr "set variable v_signed_char = 0" "print (void*)v_signed_char" "\\$\[0-9\]* = .void \\*. $hex" "print (void*)v_signed_char"
214test_expr "set variable v_signed_short = 0" "print (void*)v_signed_short" "\\$\[0-9\]* = .void \\*. $hex" "print (void*)v_signed_short"
215test_expr "set variable v_signed_int = 0" "print (void*)v_signed_int" "\\$\[0-9\]* = .void \\*. $hex" "print (void*)v_signed_int"
216test_expr "set variable v_signed_long = 0" "print (void*)v_signed_long" "\\$\[0-9\]* = .void \\*. $hex" "print (void*)v_signed_long"
217test_expr "set variable v_unsigned_char = 0" "print (void*)v_unsigned_char" "\\$\[0-9\]* = .void \\*. $hex" "print (void*)v_unsigned_char"
218test_expr "set variable v_unsigned_short = 0" "print (void*)v_unsigned_short" "\\$\[0-9\]* = .void \\*. $hex" "print (void*)v_unsigned_short"
219test_expr "set variable v_unsigned_int = 0" "print (void*)v_unsigned_int" "\\$\[0-9\]* = .void \\*. $hex" "print (void*)v_unsigned_int"
220test_expr "set variable v_unsigned_long = 0" "print (void*)v_unsigned_long" "\\$\[0-9\]* = .void \\*. $hex" "print (void*)v_unsigned_long"
221#
222# Test expressions with pointers out of range
223#
224# NB: For some architectures, all of sizeof(long),
225#     sizeof(long long) and sizeof(void*) are
226#     the same size so this test can not work.
227#
228gdb_test_multiple "print sizeof (long long) > sizeof (long)" \
229    "sizeof long long > sizeof long" {
230    -re "\\$\[0-9\]* = $true.*$gdb_prompt" {
231	set ok 1
232	pass "sizeof (long long) > sizeof (long) (true)"
233    }
234    -re "\\$\[0-9\]* = $false.*$gdb_prompt" {
235	set ok 0
236	pass "sizeof (long long) > sizeof (long) (false)"
237    }
238}
239if [expr ! $ok] { setup_xfail "*-*-*" }
240gdb_test "print (void*) ((long long) (unsigned long) -1 + 1)" \
241	"warning: value truncated.*" "truncate (void*) 0x00000000ffffffff + 1"
242if [expr ! $ok] { setup_xfail "*-*-*" }
243gdb_test "print (void*) (~((long long)(unsigned long) -1) - 1)" \
244	"warning: value truncated.*" "truncate (void*) 0xffffffff00000000 - 1"
245
246# String concatentation.
247test_expr "print \"x\" \"y\"" "\\$\[0-9\]* = \"xy\""
248test_expr "print \"x\" \"y\" \"z\"" "\\$\[0-9\]* = \"xyz\""
249
250# Enum formatting tests.
251test_expr "print red" "\\$\[0-9\]* = red"
252gdb_test "set output-radix 8" ".*"
253test_expr "print red" "\\$\[0-9\]* = red"
254test_expr "print/d red" "\\$\[0-9\]* = 0"
255gdb_test "set output-radix 10" ".*"
256
257# Pre-/post in-/decrement tests.
258gdb_test "set variable v_int = 1" ""
259gdb_test "print v_int++" "\\$\[0-9\]* = 1"
260gdb_test "print ++v_int" "\\$\[0-9\]* = 3"
261gdb_test "print v_int--" "\\$\[0-9\]* = 3"
262gdb_test "print --v_int" "\\$\[0-9\]* = 1"
263gdb_test "print v_int++ = 5" "Left operand of assignment is not an lvalue."
264gdb_test "print v_int-- = 5" "Left operand of assignment is not an lvalue."
265