gdb/testsuite/gdb.base/exprs.exp

   1 #   Copyright 1988, 1990, 1991, 1992, 1994, 1995, 1996, 1997, 1998, 2000,
   2 #   2001, 2003, 2007 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 2 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, write to the Free Software
  16 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  17
  18 # Please email any bugs, comments, and/or additions to this file to:
  19 # bug-gdb@prep.ai.mit.edu
  20
  21 # This file was written by Rob Savoye. (rob@cygnus.com)
  22
  23 if $tracelevel {
  24     strace $tracelevel
  25 }
  26
  27 #
  28 # test running programs
  29 #
  30 set prms_id 0
  31 set bug_id 0
  32
  33 set testfile "exprs"
  34 set srcfile ${testfile}.c
  35 set binfile ${objdir}/${subdir}/${testfile}
  36 if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
  37      untested exprs.exp
  38      return -1
  39 }
  40
  41 if [get_compiler_info ${binfile}] {
  42     return -1;
  43 }
  44
  45 gdb_exit
  46 gdb_start
  47 gdb_reinitialize_dir $srcdir/$subdir
  48 gdb_load ${binfile}
  49
  50 #
  51 # set it up at a breakpoint so we can play with the variable values
  52 #
  53
  54 if ![runto_main] then {
  55     perror "couldn't run to breakpoint"
  56     continue
  57 }
  58
  59 proc test_expr { args } {
  60     if { [llength $args] % 2 } {
  61         warning "an even # of arguments should be passed to test_expr"
  62     }
  63     set last_ent [expr [llength $args] - 1];
  64     set testname [lindex $args $last_ent];
  65     if [gdb_test [lindex $args 0] "" "$testname (setup)"] {
  66         gdb_suppress_tests;
  67     }
  68     for {set x 1} {$x < $last_ent} {set x [expr $x + 2]} {
  69         if [gdb_test [lindex $args $x] [lindex $args [expr $x + 1]] "$testname ([lindex $args $x])"] {
  70             gdb_suppress_tests;
  71         }
  72     }
  73     gdb_stop_suppressing_tests;
  74 }
  75 #
  76 # test expressions with "char" types
  77 #
  78 test_expr "set variable v_char=127" "print v_char == 0" "\\$\[0-9\]* = $false"  "print v_char == 127" "\\$\[0-9\]* = $true"  "print char =="
  79 test_expr "set variable v_char=127" "print v_char != 0" "\\$\[0-9\]* = $true"  "print v_char != 127" "\\$\[0-9\]* = $false"  "print char !="
  80 test_expr "set variable v_char=127" "print v_char < 0" "\\$\[0-9\]* = $false"  "print v_char < 127" "\\$\[0-9\]* = $false"  "print char <"
  81 test_expr "set variable v_char=127" "print v_char > 0" "\\$\[0-9\]* = $true"  "print v_char > 127" "\\$\[0-9\]* = $false"  "print char >"
  82 #
  83 # test expressions with "signed char" types
  84 #
  85 test_expr "set variable v_signed_char=127" "print v_signed_char == 0" "\\$\[0-9\]* = $false"  "print v_signed_char == 127" "\\$\[0-9\]* = $true"  "print signed char =="
  86 test_expr "set variable v_signed_char=127" "print v_signed_char != 0" "\\$\[0-9\]* = $true"  "print v_signed_char != 127" "\\$\[0-9\]* = $false"  "print signed char !="
  87 test_expr "set variable v_signed_char=127" "print v_signed_char < 0" "\\$\[0-9\]* = $false"  "print v_signed_char < 127" "\\$\[0-9\]* = $false"  "print signed char <"
  88 test_expr "set variable v_signed_char=127" "print v_signed_char > 0" "\\$\[0-9\]* = $true"  "print v_signed_char > 127" "\\$\[0-9\]* = $false"  "print signed char >"
  89 # make char a minus
  90 test_expr "set variable v_signed_char=-1" "print v_signed_char == 0" "\\$\[0-9\]* = $false"  "print v_signed_char == -1" "\\$\[0-9\]* = $true"  "print signed char == (minus)"
  91 test_expr "set variable v_signed_char=-1" "print v_signed_char != 0" "\\$\[0-9\]* = $true"  "print v_signed_char != -1" "\\$\[0-9\]* = $false"  "print signed char != (minus)"
  92 test_expr "set variable v_signed_char=-1" "print v_signed_char < 0" "\\$\[0-9\]* = $true"  "print v_signed_char < 127" "\\$\[0-9\]* = $true"  "print signed char < (minus)"
  93 test_expr "set variable v_signed_char=-1" "print v_signed_char > 0" "\\$\[0-9\]* = $false"  "print v_signed_char > 127" "\\$\[0-9\]* = $false"  "print signed char > (minus)"
  94 #
  95 # test expressions with "unsigned char" types
  96 #
  97 test_expr "set variable v_unsigned_char=127" "print v_unsigned_char == 0" "\\$\[0-9\]* = $false"  "print v_unsigned_char == 127" "\\$\[0-9\]* = $true"  "print unsigned char =="
  98 test_expr "set variable v_unsigned_char=127" "print v_unsigned_char != 0" "\\$\[0-9\]* = $true"  "print v_unsigned_char != 127" "\\$\[0-9\]* = $false"  "print unsigned char !="
  99 test_expr "set variable v_unsigned_char=127" "print v_unsigned_char < 0" "\\$\[0-9\]* = $false"  "print v_unsigned_char < 127" "\\$\[0-9\]* = $false"  "print unsigned char <"
 100 test_expr "set variable v_unsigned_char=127" "print v_unsigned_char > 0" "\\$\[0-9\]* = $true"  "print v_unsigned_char > 127" "\\$\[0-9\]* = $false"  "print unsigned char >"
 101 # make char a minus
 102 test_expr "set variable v_unsigned_char=~0" "print v_unsigned_char == 0" "\\$\[0-9\]* = $false"  "print v_unsigned_char == ~0" "\\$\[0-9\]* = $false"  "print v_unsigned_char == (unsigned char)~0" "\\$\[0-9\]* = $true" "print unsigned char == (~0)"
 103 test_expr "set variable v_unsigned_char=~0" "print v_unsigned_char != 0" "\\$\[0-9\]* = $true"  "print v_unsigned_char != (unsigned char)~0" "\\$\[0-9\]* = $false"  "print v_unsigned_char != ~0" "\\$\[0-9\]* = $true" "print unsigned char != (~0)"
 104 test_expr "set variable v_unsigned_char=~0" "print v_unsigned_char < 0" "\\$\[0-9\]* = $false"  "print v_unsigned_char < 127" "\\$\[0-9\]* = $false"  "print unsigned char < (~0)"
 105 test_expr "set variable v_unsigned_char=~0" "print v_unsigned_char > 0" "\\$\[0-9\]* = $true"  "print v_unsigned_char > 127" "\\$\[0-9\]* = $true"  "print unsigned char > (~0)"
 106 #
 107 # test expressions with "short" types
 108 #
 109 test_expr "set variable v_short=0x7FFF" "print v_short == 0" "\\$\[0-9\]* = $false"  "print v_short == 0x7FFF" "\\$\[0-9\]* = $true"  "print signed short =="
 110 test_expr "set variable v_short=0x7FFF" "print v_short != 0" "\\$\[0-9\]* = $true"  "print v_short != 0x7FFF" "\\$\[0-9\]* = $false"  "print signed short !="
 111 test_expr "set variable v_short=0x7FFF" "print v_short < 0" "\\$\[0-9\]* = $false"  "print v_short < 0x7FFF" "\\$\[0-9\]* = $false"  "print signed short <"
 112 test_expr "set variable v_short=0x7FFF" "print v_short > 0" "\\$\[0-9\]* = $true"  "print v_short > 0x7FFF" "\\$\[0-9\]* = $false"  "print signed short >"
 113 # make short a minus
 114 test_expr "set variable v_short=-1" "print v_short == 0" "\\$\[0-9\]* = $false"  "print v_short == -1" "\\$\[0-9\]* = $true"  "print signed short == (minus)"
 115 test_expr "set variable v_short=-1" "print v_short != 0" "\\$\[0-9\]* = $true"  "print v_short != -1" "\\$\[0-9\]* = $false"  "print signed short != (minus)"
 116 test_expr "set variable v_short=-1" "print v_short < 0" "\\$\[0-9\]* = $true"  "print v_short < 0x7FFF" "\\$\[0-9\]* = $true"  "print signed short < (minus)"
 117 test_expr "set variable v_short=-1" "print v_short > 0" "\\$\[0-9\]* = $false"  "print v_short > 0x7FFF" "\\$\[0-9\]* = $false"  "print signed short > (minus)"
 118 #
 119 # test expressions with "signed short" types
 120 #
 121 test_expr "set variable v_signed_short=0x7FFF" "print v_signed_short == 0" "\\$\[0-9\]* = $false"  "print v_signed_short == 0x7FFF" "\\$\[0-9\]* = $true"  "print signed signed short =="
 122 test_expr "set variable v_signed_short=0x7FFF" "print v_signed_short != 0" "\\$\[0-9\]* = $true"  "print v_signed_short != 0x7FFF" "\\$\[0-9\]* = $false"  "print signed signed short !="
 123 test_expr "set variable v_signed_short=0x7FFF" "print v_signed_short < 0" "\\$\[0-9\]* = $false"  "print v_signed_short < 0x7FFF" "\\$\[0-9\]* = $false"  "print signed signed short <"
 124 test_expr "set variable v_signed_short=0x7FFF" "print v_signed_short > 0" "\\$\[0-9\]* = $true"  "print v_signed_short > 0x7FFF" "\\$\[0-9\]* = $false"  "print signed signed short >"
 125 # make short a minus
 126 test_expr "set variable v_signed_short=-1" "print v_signed_short == 0" "\\$\[0-9\]* = $false"  "print v_signed_short == -1" "\\$\[0-9\]* = $true"  "print signed signed short == (minus)"
 127 test_expr "set variable v_signed_short=-1" "print v_signed_short != 0" "\\$\[0-9\]* = $true"  "print v_signed_short != -1" "\\$\[0-9\]* = $false"  "print signed signed short != (minus)"
 128 test_expr "set variable v_signed_short=-1" "print v_signed_short < 0" "\\$\[0-9\]* = $true"  "print v_signed_short < 0x7FFF" "\\$\[0-9\]* = $true"  "print signed signed short < (minus)"
 129 test_expr "set variable v_signed_short=-1" "print v_signed_short > 0" "\\$\[0-9\]* = $false"  "print v_signed_short > 0x7FFF" "\\$\[0-9\]* = $false"  "print signed signed short > (minus)"
 130 #
 131 # test expressions with "unsigned short" types
 132 #
 133 test_expr "set variable v_unsigned_short=0x7FFF" "print v_unsigned_short == 0" "\\$\[0-9\]* = $false"  "print v_unsigned_short == 0x7FFF" "\\$\[0-9\]* = $true"  "print unsigned short =="
 134 test_expr "set variable v_unsigned_short=0x7FFF" "print v_unsigned_short != 0" "\\$\[0-9\]* = $true"  "print v_unsigned_short != 0x7FFF" "\\$\[0-9\]* = $false"  "print unsigned short !="
 135 test_expr "set variable v_unsigned_short=0x7FFF" "print v_unsigned_short < 0" "\\$\[0-9\]* = $false"  "print v_unsigned_short < 0x7FFF" "\\$\[0-9\]* = $false"  "print unsigned short <"
 136 test_expr "set variable v_unsigned_short=0x7FFF" "print v_unsigned_short > 0" "\\$\[0-9\]* = $true"  "print v_unsigned_short > 0x7FFF" "\\$\[0-9\]* = $false"  "print unsigned short >"
 137 # make short a minus
 138 test_expr "set variable v_unsigned_short=~0" "print v_unsigned_short == 0" "\\$\[0-9\]* = $false"  "print sizeof (v_unsigned_short) < sizeof (~0) && v_unsigned_short == ~0" "\\$\[0-9\]* = $false"  "print v_unsigned_short == (unsigned short)~0" "\\$\[0-9\]* = $true"  "print unsigned short == (~0)"
 139 test_expr "set variable v_unsigned_short=~0" "print v_unsigned_short != 0" "\\$\[0-9\]* = $true"  "print v_unsigned_short != (unsigned short)~0" "\\$\[0-9\]* = $false"  "print unsigned short != (~0)"
 140 test_expr "set variable v_unsigned_short=~0" "print v_unsigned_short < 0" "\\$\[0-9\]* = $false"  "print v_unsigned_short < 0x7FFF" "\\$\[0-9\]* = $false"  "print unsigned short < (~0)"
 141 test_expr "set variable v_unsigned_short=~0" "print v_unsigned_short > 0" "\\$\[0-9\]* = $true"  "print v_unsigned_short > 0x7FFF" "\\$\[0-9\]* = $true"  "print unsigned short > (~0)"
 142 #
 143 # test expressions with "int" types
 144 #
 145 test_expr "set variable v_int=0x7FFF" "print v_int == 0" "\\$\[0-9\]* = $false"  "print v_int == 0x7FFF" "\\$\[0-9\]* = $true"  "print signed int =="
 146 test_expr "set variable v_int=0x7FFF" "print v_int != 0" "\\$\[0-9\]* = $true"  "print v_int != 0x7FFF" "\\$\[0-9\]* = $false"  "print signed int !="
 147 test_expr "set variable v_int=0x7FFF" "print v_int < 0" "\\$\[0-9\]* = $false"  "print v_int < 0x7FFF" "\\$\[0-9\]* = $false"  "print signed int <"
 148 test_expr "set variable v_int=0x7FFF" "print v_int > 0" "\\$\[0-9\]* = $true"  "print v_int > 0x7FFF" "\\$\[0-9\]* = $false"  "print signed int >"
 149 # make int a minus
 150 test_expr "set variable v_int=-1" "print v_int == 0" "\\$\[0-9\]* = $false"  "print v_int == -1" "\\$\[0-9\]* = $true"  "print signed int == (minus)"
 151 test_expr "set variable v_int=-1" "print v_int != 0" "\\$\[0-9\]* = $true"  "print v_int != -1" "\\$\[0-9\]* = $false"  "print signed int != (minus)"
 152 test_expr "set variable v_int=-1" "print v_int < 0" "\\$\[0-9\]* = $true"  "print v_int < 0x7FFF" "\\$\[0-9\]* = $true"  "print signed int < (minus)"
 153 test_expr "set variable v_int=-1" "print v_int > 0" "\\$\[0-9\]* = $false"  "print v_int > 0x7FFF" "\\$\[0-9\]* = $false"  "print signed int > (minus)"
 154 #
 155 # test expressions with "signed int" types
 156 #
 157 test_expr "set variable v_signed_int=0x7FFF" "print v_signed_int == 0" "\\$\[0-9\]* = $false"  "print v_signed_int == 0x7FFF" "\\$\[0-9\]* = $true"  "print signed signed int =="
 158 test_expr "set variable v_signed_int=0x7FFF" "print v_signed_int != 0" "\\$\[0-9\]* = $true"  "print v_signed_int != 0x7FFF" "\\$\[0-9\]* = $false"  "print signed signed int !="
 159 test_expr "set variable v_signed_int=0x7FFF" "print v_signed_int < 0" "\\$\[0-9\]* = $false"  "print v_signed_int < 0x7FFF" "\\$\[0-9\]* = $false"  "print signed signed int <"
 160 test_expr "set variable v_signed_int=0x7FFF" "print v_signed_int > 0" "\\$\[0-9\]* = $true"  "print v_signed_int > 0x7FFF" "\\$\[0-9\]* = $false"  "print signed signed int >"
 161 # make int a minus
 162 test_expr "set variable v_signed_int=-1" "print v_signed_int == 0" "\\$\[0-9\]* = $false"  "print v_signed_int == -1" "\\$\[0-9\]* = $true"  "print signed signed int == (minus)"
 163 test_expr "set variable v_signed_int=-1" "print v_signed_int != 0" "\\$\[0-9\]* = $true"  "print v_signed_int != -1" "\\$\[0-9\]* = $false"  "print signed signed int != (minus)"
 164 test_expr "set variable v_signed_int=-1" "print v_signed_int < 0" "\\$\[0-9\]* = $true"  "print v_signed_int < 0x7FFF" "\\$\[0-9\]* = $true"  "print signed signed int < (minus)"
 165 test_expr "set variable v_signed_int=-1" "print v_signed_int > 0" "\\$\[0-9\]* = $false"  "print v_signed_int > 0x7FFF" "\\$\[0-9\]* = $false"  "print signed signed int > (minus)"
 166 #
 167 # test expressions with "unsigned int" types
 168 #
 169 test_expr "set variable v_unsigned_int=0x7FFF" "print v_unsigned_int == 0" "\\$\[0-9\]* = $false"  "print v_unsigned_int == 0x7FFF" "\\$\[0-9\]* = $true"  "print unsigned int =="
 170 test_expr "set variable v_unsigned_int=0x7FFF" "print v_unsigned_int != 0" "\\$\[0-9\]* = $true"  "print v_unsigned_int != 0x7FFF" "\\$\[0-9\]* = $false"  "print unsigned int !="
 171 test_expr "set variable v_unsigned_int=0x7FFF" "print v_unsigned_int < 0" "\\$\[0-9\]* = $false"  "print v_unsigned_int < 0x7FFF" "\\$\[0-9\]* = $false"  "print unsigned int <"
 172 test_expr "set variable v_unsigned_int=0x7FFF" "print v_unsigned_int > 0" "\\$\[0-9\]* = $true"  "print v_unsigned_int > 0x7FFF" "\\$\[0-9\]* = $false"  "print unsigned int >"
 173 # make int a minus
 174 test_expr "set variable v_unsigned_int=~0" "print v_unsigned_int == 0" "\\$\[0-9\]* = $false"  "print v_unsigned_int == ~0" "\\$\[0-9\]* = $true"  "print v_unsigned_int == (unsigned int)~0" "\\$\[0-9\]* = $true"  "print unsigned int == (~0)"
 175 test_expr "set variable v_unsigned_int=~0" "print v_unsigned_int != 0" "\\$\[0-9\]* = $true"  "print v_unsigned_int != (unsigned int)~0" "\\$\[0-9\]* = $false"  "print unsigned int != (~0)"
 176 test_expr "set variable v_unsigned_int=~0" "print v_unsigned_int < 0" "\\$\[0-9\]* = $false"  "print v_unsigned_int < 0x7FFF" "\\$\[0-9\]* = $false"  "print unsigned int < (~0)"
 177 test_expr "set variable v_unsigned_int=~0" "print v_unsigned_int > 0" "\\$\[0-9\]* = $true"  "print v_unsigned_int > 0x7FFF" "\\$\[0-9\]* = $true"  "print unsigned int > (~0)"
 178 #
 179 # test expressions with "long" types
 180 #
 181 test_expr "set variable v_long=0x7FFF" "print v_long == 0" "\\$\[0-9\]* = $false"  "print v_long == 0x7FFF" "\\$\[0-9\]* = $true"  "print signed long =="
 182 test_expr "set variable v_long=0x7FFF" "print v_long != 0" "\\$\[0-9\]* = $true"  "print v_long != 0x7FFF" "\\$\[0-9\]* = $false"  "print signed long !="
 183 test_expr "set variable v_long=0x7FFF" "print v_long < 0" "\\$\[0-9\]* = $false"  "print v_long < 0x7FFF" "\\$\[0-9\]* = $false"  "print signed long <"
 184 test_expr "set variable v_long=0x7FFF" "print v_long > 0" "\\$\[0-9\]* = $true"  "print v_long > 0x7FFF" "\\$\[0-9\]* = $false"  "print signed long >"
 185 # make long a minus
 186 test_expr "set variable v_long=-1" "print v_long == 0" "\\$\[0-9\]* = $false"  "print v_long == -1" "\\$\[0-9\]* = $true"  "print signed long == (minus)"
 187 test_expr "set variable v_long=-1" "print v_long != 0" "\\$\[0-9\]* = $true"  "print v_long != -1" "\\$\[0-9\]* = $false"  "print signed long != (minus)"
 188 test_expr "set variable v_long=-1" "print v_long < 0" "\\$\[0-9\]* = $true"  "print v_long < 0x7FFF" "\\$\[0-9\]* = $true"  "print signed long < (minus)"
 189 test_expr "set variable v_long=-1" "print v_long > 0" "\\$\[0-9\]* = $false"  "print v_long > 0x7FFF" "\\$\[0-9\]* = $false"  "print signed long > (minus)"
 190 #
 191 # test expressions with "signed long" types
 192 #
 193 test_expr "set variable v_signed_long=0x7FFF" "print v_signed_long == 0" "\\$\[0-9\]* = $false"  "print v_signed_long == 0x7FFF" "\\$\[0-9\]* = $true"  "print signed signed long =="
 194 test_expr "set variable v_signed_long=0x7FFF" "print v_signed_long != 0" "\\$\[0-9\]* = $true"  "print v_signed_long != 0x7FFF" "\\$\[0-9\]* = $false"  "print signed signed long !="
 195 test_expr "set variable v_signed_long=0x7FFF" "print v_signed_long < 0" "\\$\[0-9\]* = $false"  "print v_signed_long < 0x7FFF" "\\$\[0-9\]* = $false"  "print signed signed long <"
 196 test_expr "set variable v_signed_long=0x7FFF" "print v_signed_long > 0" "\\$\[0-9\]* = $true"  "print v_signed_long > 0x7FFF" "\\$\[0-9\]* = $false"  "print signed signed long >"
 197 # make long a minus
 198 test_expr "set variable v_signed_long=-1" "print v_signed_long == 0" "\\$\[0-9\]* = $false"  "print v_signed_long == -1" "\\$\[0-9\]* = $true"  "print signed signed long == (minus)"
 199 test_expr "set variable v_signed_long=-1" "print v_signed_long != 0" "\\$\[0-9\]* = $true"  "print v_signed_long != -1" "\\$\[0-9\]* = $false"  "print signed signed long != (minus)"
 200 test_expr "set variable v_signed_long=-1" "print v_signed_long < 0" "\\$\[0-9\]* = $true"  "print v_signed_long < 0x7FFF" "\\$\[0-9\]* = $true"  "print signed signed long < (minus)"
 201 test_expr "set variable v_signed_long=-1" "print v_signed_long > 0" "\\$\[0-9\]* = $false"  "print v_signed_long > 0x7FFF" "\\$\[0-9\]* = $false"  "print signed signed long > (minus)"
 202 #
 203 # test expressions with "unsigned long" types
 204 #
 205 test_expr "set variable v_unsigned_long=0x7FFF" "print v_unsigned_long == 0" "\\$\[0-9\]* = $false"  "print v_unsigned_long == 0x7FFF" "\\$\[0-9\]* = $true"  "print unsigned long =="
 206 test_expr "set variable v_unsigned_long=0x7FFF" "print v_unsigned_long != 0" "\\$\[0-9\]* = $true"  "print v_unsigned_long != 0x7FFF" "\\$\[0-9\]* = $false"  "print unsigned long !="
 207 test_expr "set variable v_unsigned_long=0x7FFF" "print v_unsigned_long < 0" "\\$\[0-9\]* = $false"  "print v_unsigned_long < 0x7FFF" "\\$\[0-9\]* = $false"  "print unsigned long <"
 208 test_expr "set variable v_unsigned_long=0x7FFF" "print v_unsigned_long > 0" "\\$\[0-9\]* = $true"  "print v_unsigned_long > 0x7FFF" "\\$\[0-9\]* = $false"  "print unsigned long >"
 209 # make long a minus
 210 test_expr "set variable v_unsigned_long=~0" "print v_unsigned_long == 0" "\\$\[0-9\]* = $false"  "print v_unsigned_long == ~0" "\\$\[0-9\]* = $true"  "print v_unsigned_long == (unsigned long)~0" "\\$\[0-9\]* = $true"  "print unsigned long == (~0)"
 211 test_expr "set variable v_unsigned_long=~0" "print v_unsigned_long != 0" "\\$\[0-9\]* = $true"  "print v_unsigned_long != (unsigned long)~0" "\\$\[0-9\]* = $false"  "print unsigned long != (~0)"
 212 test_expr "set variable v_unsigned_long=~0" "print v_unsigned_long < 0" "\\$\[0-9\]* = $false"  "print v_unsigned_long < 0x7FFF" "\\$\[0-9\]* = $false"  "print unsigned long < (~0)"
 213 test_expr "set variable v_unsigned_long=~0" "print v_unsigned_long > 0" "\\$\[0-9\]* = $true"  "print v_unsigned_long > 0x7FFF" "\\$\[0-9\]* = $true"  "print unsigned long > (~0)"
 214 #
 215 # Test expressions with casts to a pointer.
 216 # NB: Some architectures convert a ``NULL'' pointer into
 217 #     something else. Don't simply test for 0.
 218 #
 219 test_expr "set variable v_signed_char = 0" "print (void*)v_signed_char" "\\$\[0-9\]* = .void \\*. $hex" "print (void*)v_signed_char"
 220 test_expr "set variable v_signed_short = 0" "print (void*)v_signed_short" "\\$\[0-9\]* = .void \\*. $hex" "print (void*)v_signed_short"
 221 test_expr "set variable v_signed_int = 0" "print (void*)v_signed_int" "\\$\[0-9\]* = .void \\*. $hex" "print (void*)v_signed_int"
 222 test_expr "set variable v_signed_long = 0" "print (void*)v_signed_long" "\\$\[0-9\]* = .void \\*. $hex" "print (void*)v_signed_long"
 223 test_expr "set variable v_unsigned_char = 0" "print (void*)v_unsigned_char" "\\$\[0-9\]* = .void \\*. $hex" "print (void*)v_unsigned_char"
 224 test_expr "set variable v_unsigned_short = 0" "print (void*)v_unsigned_short" "\\$\[0-9\]* = .void \\*. $hex" "print (void*)v_unsigned_short"
 225 test_expr "set variable v_unsigned_int = 0" "print (void*)v_unsigned_int" "\\$\[0-9\]* = .void \\*. $hex" "print (void*)v_unsigned_int"
 226 test_expr "set variable v_unsigned_long = 0" "print (void*)v_unsigned_long" "\\$\[0-9\]* = .void \\*. $hex" "print (void*)v_unsigned_long"
 227 #
 228 # Test expressions with pointers out of range
 229 #
 230 # NB: For some architectures, all of sizeof(long),
 231 #     sizeof(long long) and sizeof(void*) are
 232 #     the same size so this test can not work.
 233 #
 234 send_gdb "print sizeof (long long) > sizeof (long)\n"
 235 gdb_expect {
 236     -re "\\$\[0-9\]* = $true.*$gdb_prompt" {
 237         set ok 1
 238         pass "sizeof (long long) > sizeof (long) (true)"
 239     }
 240     -re "\\$\[0-9\]* = $false.*$gdb_prompt" {
 241         set ok 0
 242         pass "sizeof (long long) > sizeof (long) (false)"
 243     }
 244     timeout {
 245         set ok 0
 246         fail "sizeof (long long) > sizeof (long) (timeout)"
 247     }
 248 }
 249 if [expr ! $ok] { setup_xfail "*-*-*" }
 250 gdb_test "print (void*) ((long long) (unsigned long) -1 + 1)" \
 251         "warning: value truncated.*" "truncate (void*) 0x00000000ffffffff + 1"
 252 if [expr ! $ok] { setup_xfail "*-*-*" }
 253 gdb_test "print (void*) (~((long long)(unsigned long) -1) - 1)" \
 254         "warning: value truncated.*" "truncate (void*) 0xffffffff00000000 - 1"