gdb/testsuite/gdb.cp/userdef.exp

   1 # Tests of overloaded operators resolution.
   2 # Copyright 1998-2024 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 # source file "userdef.cc"
  20 #
  21
  22 require allow_stl_tests
  23
  24 standard_testfile .cc
  25
  26 if {[prepare_for_testing "failed to prepare" $testfile $srcfile {debug c++}]} {
  27     return -1
  28 }
  29
  30 if {![runto_main]} {
  31     return
  32 }
  33
  34 gdb_test "break marker1" \
  35     "Breakpoint .*${srcfile}.*"
  36
  37 gdb_test "cont" \
  38     "Break.* marker1(\\(\\)|) \\(\\) at .*:$decimal.*" \
  39     "continue to marker1"
  40
  41 gdb_test "up" " in main .*" "up from marker1"
  42
  43 gdb_test "print one + two" "\\\$\[0-9\]* = {x = 6, y = 8}"
  44
  45 # If GDB fails to restore the selected frame properly after the
  46 # inferior function call above (see GDB PR 1155 for an explanation of
  47 # why this might happen), all the subsequent tests will fail.  We
  48 # should detect report that failure, but let the marker call finish so
  49 # that the rest of the tests can run undisturbed.
  50 gdb_test_multiple "frame" "re-selected 'main' frame after inferior call" {
  51     -re "#0  marker1.*$gdb_prompt $" {
  52         setup_kfail "gdb/1155" s390-*-linux-gnu
  53         fail "re-selected 'main' frame after inferior call"
  54         gdb_test "finish" ".*main.*at .*userdef.cc:.*// marker1-returns-here.*" \
  55                 "finish call to marker1"
  56     }
  57     -re "#1  ($hex in )?main.*$gdb_prompt $" {
  58         pass "re-selected 'main' frame after inferior call"
  59     }
  60 }
  61
  62 gdb_test "print one - two" "\\\$\[0-9\]* = {x = -2, y = -2}"
  63
  64 gdb_test "print one * two" "\\\$\[0-9\]* = {x = 8, y = 15}"
  65
  66 gdb_test "print one / two" "\\\$\[0-9\]* = {x = 0, y = 0}"
  67
  68 gdb_test "print one % two" "\\\$\[0-9\]* = {x = 2, y = 3}"
  69
  70 gdb_test "print one && two" "\\\$\[0-9\]* = 1"
  71
  72 gdb_test "print one || two" "\\\$\[0-9\]* = 1"
  73
  74 gdb_test "print one & two" "\\\$\[0-9\]* = {x = 0, y = 1}"
  75
  76 gdb_test "print one | two" "\\\$\[0-9\]* = {x = 6, y = 7}"
  77
  78 gdb_test "print one ^ two" "\\\$\[0-9\]* = {x = 6, y = 6}"
  79
  80 gdb_test "print one < two" "\\\$\[0-9\]* = 1"
  81
  82 gdb_test "print one <= two" "\\\$\[0-9\]* = 1"
  83
  84 gdb_test "print one > two" "\\\$\[0-9\]* = 0"
  85
  86 gdb_test "print one >= two" "\\\$\[0-9\]* = 0"
  87
  88 gdb_test "print one == two" "\\\$\[0-9\]* = 0"
  89 gdb_test "print one.operator== (two)" "\\\$\[0-9\]* = 0"
  90
  91 gdb_test "print one != two" "\\\$\[0-9\]* = 1"
  92
  93 # Can't really check the output of this one without knowing
  94 # target integer width.  Make sure we don't try to call
  95 # the iostreams operator instead, though.
  96 gdb_test "print one << 31" "\\\$\[0-9\]* = {x = -?\[0-9\]*, y = -?\[0-9\]*}"
  97
  98 # Should be fine even on < 32-bit targets.
  99 gdb_test "print one >> 31" "\\\$\[0-9\]* = {x = 0, y = 0}"
 100
 101 gdb_test "print !one" "\\\$\[0-9\]* = 0"
 102
 103 # Assumes 2's complement.  So does everything...
 104 gdb_test "print +one" "\\\$\[0-9\]* = {x = 2, y = 3}"
 105
 106 gdb_test "print ~one" "\\\$\[0-9\]* = {x = -3, y = -4}"
 107
 108 gdb_test "print -one" "\\\$\[0-9\]* = {x = -2, y = -3}"
 109
 110 gdb_test "print one++" "\\\$\[0-9\]* = {x = 2, y = 4}"
 111
 112 gdb_test "print ++one" "\\\$\[0-9\]* = {x = 3, y = 4}"
 113
 114 gdb_test "print one--" "\\\$\[0-9\]* = {x = 3, y = 3}"
 115
 116 gdb_test "print --one" "\\\$\[0-9\]* = {x = 2, y = 3}"
 117
 118 gdb_test "print one += 7" "\\\$\[0-9\]* = {x = 9, y = 10}"
 119
 120 gdb_test "print two = one" "\\\$\[0-9\]* = {x = 9, y = 10}"
 121
 122 # Check that GDB tolerates whitespace in operator names.
 123 gdb_test "break A2::operator+" ".*Breakpoint $decimal at.*"
 124 gdb_test "break A2::operator +" ".*Breakpoint $decimal at.*"
 125
 126 # Check that GDB handles operator* correctly.
 127 gdb_test "print c" "\\\$\[0-9\]* = {m = {z = .*}}"
 128 gdb_test "print *c" "\\\$\[0-9\]* = \\(Member &\\) @$hex: {z = .*}"
 129 gdb_test "print &*c" "\\\$\[0-9\]* = \\(Member \\*\\) $hex"
 130 gdb_test "ptype &*c" "type = (struct|class) Member {(\[\r\n \]+public:)?\[\r\n \]+int z;\[\r\n\].*} \\*"
 131
 132 gdb_test "print operator== (mem1, mem2)" " = false"
 133 gdb_test "print operator== (mem1, mem1)" " = true"
 134
 135 gdb_test "print mem1()" " = 5"
 136 gdb_test "print mem1(10)" " = 50"
 137 gdb_test "print (*&mem1)(2)" " = 10"
 138 gdb_test "print (c.*mptr)(3)" " = 24"
 139 gdb_test "print (&c)->m(4)" " = 32"
 140 gdb_test "print c.m(5)" " = 40"
 141 gdb_test "print sizeof(mem1(0))/sizeof(int)" " = 1"
 142 gdb_test "ptype mem1(0)" "type = int"
 143 gdb_test "print one()" "Couldn't find method A1::operator\\(\\)"
 144
 145 gdb_exit