gdb/testsuite/gdb.cp/ref-types.exp

   1 # Tests for reference types with short type variables in GDB.
   2 # Copyright 1998-2018 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 # written by Elena Zannoni (ezannoni@cygnus.com)
  18
  19 #
  20 # test running programs
  21 #
  22
  23 if { [skip_cplus_tests] } { continue }
  24
  25 standard_testfile .cc
  26
  27 if {[prepare_for_testing "failed to prepare" $testfile $srcfile {debug c++}]} {
  28     return -1
  29 }
  30
  31 #
  32 # set it up at a breakpoint so we can play with the variable values
  33 #
  34 if ![runto_main] then {
  35     perror "couldn't run to breakpoint"
  36     continue
  37 }
  38
  39 if ![runto 'marker1'] then {
  40     perror "couldn't run to marker1"
  41     continue
  42 }
  43
  44 gdb_test "up" ".*main.*" "up from marker1 1"
  45
  46 proc gdb_start_again {} {
  47     global srcdir
  48     global subdir
  49     global binfile
  50     global gdb_prompt
  51     global decimal
  52
  53     gdb_start
  54     gdb_reinitialize_dir $srcdir/$subdir
  55     gdb_load ${binfile}
  56
  57     #
  58     # set it up at a breakpoint so we can play with the variable values
  59     #
  60     if ![runto_main] then {
  61         perror "couldn't run to breakpoint"
  62         continue
  63     }
  64
  65     if ![runto 'marker1'] then {
  66         perror "couldn't run to marker1"
  67         continue
  68     }
  69
  70     gdb_test "up" ".*main.*" "up from marker1 2"
  71 }
  72
  73
  74 gdb_test "print s" ".\[0-9\]* = -1" "print value of s"
  75 gdb_test "ptype s" "type = short"
  76
  77 gdb_test "print *ps" ".\[0-9\]* = -1" "print value of ps"
  78 gdb_test "ptype ps" "type = short \\*"
  79
  80 gdb_test "print as\[0\]" ".\[0-9\]* = 0" "print value of as\[0\]"
  81 gdb_test_multiple "ptype as" "ptype as" {
  82     -re "type = short \\\[4\\\].*$gdb_prompt $"  { pass "ptype as" }
  83     -re "type = short int \\\[4\\\].*$gdb_prompt $"  { pass "ptype as" }
  84 }
  85
  86 gdb_test "print as\[1\]" ".\[0-9\]* = 1" "print value of as\[1\]"
  87 gdb_test "print as\[2\]" ".\[0-9\]* = 2" "print value of as\[2\]"
  88 gdb_test "print as\[3\]" ".\[0-9\]* = 3" "print value of as\[3\]"
  89
  90 gdb_test_multiple "print rs" "print value of rs" {
  91     -re ".\[0-9\]* = \\(short &\\) @$hex: -1.*$gdb_prompt $" {
  92         pass "print value of rs"
  93     }
  94     -re ".\[0-9\]* = \\(short int &\\) @$hex: -1.*$gdb_prompt $" {
  95         pass "print value of rs"
  96     }
  97     eof { fail "print rs ($GDB dumped core) (FIXME)" ; gdb_start_again ; }
  98 }
  99
 100 gdb_test_multiple "ptype rs" "ptype rs" {
 101     -re "type = short &.*$gdb_prompt $"  { pass "ptype rs" }
 102     -re "type = short int &.*$gdb_prompt $"  { pass "ptype rs" }
 103 }
 104
 105 gdb_test "print *rps" ".\[0-9\]* = -1" "print value of *rps"
 106
 107 # GDB had a bug about dereferencing a pointer type
 108 # that would lead to wrong results
 109 # if we try to examine memory at pointer value.
 110
 111 gdb_test "x /hd rps" "$hex:\[ \t\]*-1" "examine value at rps"
 112
 113 gdb_test_multiple "ptype rps" "ptype rps" {
 114     -re "type = short \\*&.*$gdb_prompt $"  { pass "ptype rps" }
 115     -re "type = short int \\*&.*$gdb_prompt $"  { pass "ptype rps" }
 116 }
 117
 118
 119 gdb_test "print ras\[0\]" ".\[0-9\]* = 0" "print value of ras\[0\]"
 120
 121 gdb_test_multiple "ptype ras" "ptype ras" {
 122     -re "type = short \\\(&\\\)\\\[4\\\].*$gdb_prompt $"  { pass "ptype ras" }
 123     -re "type = short int \\\(&\\\)\\\[4\\\].*$gdb_prompt $"  { pass "ptype ras" }
 124 }
 125
 126 gdb_test "print ras\[1\]" ".\[0-9\]* = 1" "print value of ras\[1\]"
 127 gdb_test "print ras\[2\]" ".\[0-9\]* = 2" "print value of ras\[2\]"
 128 gdb_test "print ras\[3\]" ".\[0-9\]* = 3" "print value of ras\[3\]"
 129
 130
 131 if ![runto 'f'] then {
 132     perror "couldn't run to f"
 133     continue
 134 }
 135
 136 gdb_test "up" ".main2.*" "up from f"
 137
 138 gdb_test "print C" ".\[0-9\]* = 65 \'A\'" "print value of C"
 139 gdb_test "ptype C" "type = char"
 140
 141 gdb_test "print UC" ".\[0-9\]* = 21 '\.025'" "print value of UC"
 142 gdb_test "ptype UC" "type = unsigned char"
 143
 144 gdb_test "print S" ".\[0-9\]* = -14" "print value of S"
 145 gdb_test "ptype S" "type = short.*"
 146
 147 gdb_test "print US" ".\[0-9\]* = 7" "print value of US"
 148 gdb_test_multiple "ptype US" "ptype US" {
 149     -re "type = unsigned short.*$gdb_prompt $"  { pass "ptype US" }
 150     -re "type = short unsigned.*$gdb_prompt $"  { pass "ptype US" }
 151 }
 152
 153 gdb_test "print I" ".\[0-9\]* = 102" "print value of I"
 154 gdb_test "ptype I" "type = int"
 155
 156 gdb_test "print UI" ".\[0-9\]* = 1002" "print value of UI"
 157 gdb_test "ptype UI" "type = unsigned int"
 158
 159 gdb_test "print L" ".\[0-9\]* = -234" "print value of L"
 160 gdb_test "ptype L" "type = long.*"
 161
 162 gdb_test "print UL" ".\[0-9\]* = 234" "print value of UL"
 163 gdb_test_multiple "ptype UL" "ptype UL" {
 164     -re "type = unsigned long.*$gdb_prompt $"  { pass "ptype UL" }
 165     -re "type = long unsigned.*$gdb_prompt $"  { pass "ptype UL" }
 166 }
 167
 168 gdb_test "print F" ".\[0-9\]* = 1.2\[0-9\]*e\\+0?10.*" \
 169     "print value of F"
 170
 171 gdb_test "ptype F" "type = float.*"
 172
 173 gdb_test "print D" ".\[0-9\]* = -1.375e-123.*" \
 174     "print value of D"
 175
 176 gdb_test "ptype D" "type = double.*"
 177
 178
 179 #
 180 # test reference types
 181 #
 182
 183 gdb_test "ptype rC" "type = char &"
 184
 185 gdb_test "ptype rUC" "type = unsigned char &"
 186
 187 gdb_test_multiple "ptype rS" "ptype rS" {
 188     -re "type = short &.*$gdb_prompt $"  { pass "ptype rS" }
 189     -re "type = short int &.*$gdb_prompt $"  { pass "ptype rS" }
 190 }
 191
 192 gdb_test_multiple "ptype rUS" "ptype rUS" {
 193     -re "type = unsigned short &.*$gdb_prompt $"  { pass "ptype rUS" }
 194     -re "type = short unsigned int &.*$gdb_prompt $"  { pass "ptype rUS" }
 195 }
 196
 197 gdb_test "ptype rI" "type = int &"
 198
 199 gdb_test "ptype rUI" "type = unsigned int &"
 200
 201 gdb_test_multiple "ptype rL" "ptype rL" {
 202     -re "type = long &.*$gdb_prompt $"  { pass "ptype rL" }
 203     -re "type = long int &.*$gdb_prompt $"  { pass "ptype rL" }
 204 }
 205
 206 gdb_test_multiple "ptype rUL" "ptype rUL" {
 207     -re "type = unsigned long &.*$gdb_prompt $"  { pass "ptype rUL" }
 208     -re "type = long unsigned int &.*$gdb_prompt $"  { pass "ptype rUL" }
 209 }
 210
 211 gdb_test "ptype rF" "type = float &"
 212
 213 gdb_test "ptype rD" "type = double &"
 214
 215 gdb_test "print rC" ".\[0-9\]* = \\(char &\\) @$hex: 65 \'A\'" \
 216     "print value of rC"
 217
 218 gdb_test "print rUC" \
 219     ".\[0-9\]* = \\(unsigned char &\\) @$hex: 21 \'.025\'" \
 220     "print value of rUC"
 221
 222 gdb_test_multiple "print rS" "print value of rS" {
 223     -re ".\[0-9\]* = \\(short &\\) @$hex: -14.*$gdb_prompt $" {
 224         pass "print value of rS"
 225     }
 226     -re ".\[0-9\]* = \\(short int &\\) @$hex: -14.*$gdb_prompt $" {
 227         pass "print value of rS"
 228     }
 229 }
 230
 231 gdb_test_multiple "print rUS" "print value of rUS" {
 232     -re ".\[0-9\]* = \\(unsigned short &\\) @$hex: 7.*$gdb_prompt $" {
 233         pass "print value of rUS"
 234     }
 235     -re ".\[0-9\]* = \\(short unsigned int &\\) @$hex: 7.*$gdb_prompt $" {
 236         pass "print value of rUS"
 237     }
 238 }
 239
 240 gdb_test "print rI" ".\[0-9\]* = \\(int &\\) @$hex: 102" \
 241         "print value of rI"
 242
 243 gdb_test "print rUI" \
 244     ".\[0-9\]* = \\(unsigned int &\\) @$hex: 1002" \
 245         "print value of UI"
 246
 247 gdb_test_multiple "print rL" "print value of rL" {
 248     -re ".\[0-9\]* = \\(long &\\) @$hex: -234.*$gdb_prompt $" {
 249         pass "print value of rL"
 250     }
 251     -re ".\[0-9\]* = \\(long int &\\) @$hex: -234.*$gdb_prompt $" {
 252         pass "print value of rL"
 253     }
 254 }
 255
 256 gdb_test_multiple "print rUL" "print value of rUL" {
 257     -re ".\[0-9\]* = \\(unsigned long &\\) @$hex: 234.*$gdb_prompt $" {
 258         pass "print value of rUL"
 259     }
 260     -re ".\[0-9\]* = \\(long unsigned int &\\) @$hex: 234.*$gdb_prompt $" {
 261         pass "print value of rUL"
 262     }
 263 }
 264
 265 gdb_test "print rF" \
 266     ".\[0-9\]* = \\(float &\\) @$hex: 1.2\[0-9\]*e\\+0?10.*" \
 267     "print value of rF"
 268
 269 gdb_test "print rD" \
 270     ".\[0-9\]* = \\(double &\\) @$hex: -1.375e-123.*" \
 271     "print value of rD"
 272