gdb/testsuite/gdb.cp/userdef.exp

   1 # Tests of overloaded operators resolution.
   2 # Copyright 1998-2019 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 if { [skip_stl_tests] } { continue }
  23
  24 standard_testfile .cc
  25
  26 if {[prepare_for_testing "failed to prepare" $testfile $srcfile {debug c++}]} {
  27     return -1
  28 }
  29
  30 if ![runto_main] then {
  31     perror "couldn't run to breakpoint"
  32     continue
  33 }
  34
  35 gdb_test "break marker1" \
  36     "Breakpoint .*${srcfile}.*"
  37
  38 gdb_test "cont" \
  39     "Break.* marker1(\\(\\)|) \\(\\) at .*:$decimal.*" \
  40     "continue to marker1"
  41
  42 gdb_test "up" " in main .*" "up from marker1"
  43
  44 gdb_test "print one + two" "\\\$\[0-9\]* = {x = 6, y = 8}"
  45
  46 # If GDB fails to restore the selected frame properly after the
  47 # inferior function call above (see GDB PR 1155 for an explanation of
  48 # why this might happen), all the subsequent tests will fail.  We
  49 # should detect report that failure, but let the marker call finish so
  50 # that the rest of the tests can run undisturbed.
  51 gdb_test_multiple "frame" "re-selected 'main' frame after inferior call" {
  52     -re "#0  marker1.*$gdb_prompt $" {
  53         setup_kfail "gdb/1155" s390-*-linux-gnu
  54         fail "re-selected 'main' frame after inferior call"
  55         gdb_test "finish" ".*main.*at .*userdef.cc:.*// marker1-returns-here.*" \
  56                 "finish call to marker1"
  57     }
  58     -re "#1  ($hex in )?main.*$gdb_prompt $" {
  59         pass "re-selected 'main' frame after inferior call"
  60     }
  61 }
  62
  63 gdb_test "print one - two" "\\\$\[0-9\]* = {x = -2, y = -2}"
  64
  65 gdb_test "print one * two" "\\\$\[0-9\]* = {x = 8, y = 15}"
  66
  67 gdb_test "print one / two" "\\\$\[0-9\]* = {x = 0, y = 0}"
  68
  69 gdb_test "print one % two" "\\\$\[0-9\]* = {x = 2, y = 3}"
  70
  71 gdb_test "print one && two" "\\\$\[0-9\]* = 1\[\r\n\]"
  72
  73 gdb_test "print one || two" "\\\$\[0-9\]* = 1\[\r\n\]"
  74
  75 gdb_test "print one & two" "\\\$\[0-9\]* = {x = 0, y = 1}"
  76
  77 gdb_test "print one | two" "\\\$\[0-9\]* = {x = 6, y = 7}"
  78
  79 gdb_test "print one ^ two" "\\\$\[0-9\]* = {x = 6, y = 6}"
  80
  81 gdb_test "print one < two" "\\\$\[0-9\]* = 1\[\r\n\]"
  82
  83 gdb_test "print one <= two" "\\\$\[0-9\]* = 1\[\r\n\]"
  84
  85 gdb_test "print one > two" "\\\$\[0-9\]* = 0\[\r\n\]"
  86
  87 gdb_test "print one >= two" "\\\$\[0-9\]* = 0\[\r\n\]"
  88
  89 gdb_test "print one == two" "\\\$\[0-9\]* = 0\[\r\n\]"
  90 gdb_test "print one.operator== (two)" "\\\$\[0-9\]* = 0\[\r\n\]"
  91
  92 gdb_test "print one != two" "\\\$\[0-9\]* = 1\[\r\n\]"
  93
  94 # Can't really check the output of this one without knowing
  95 # target integer width.  Make sure we don't try to call
  96 # the iostreams operator instead, though.
  97 gdb_test "print one << 31" "\\\$\[0-9\]* = {x = -?\[0-9\]*, y = -?\[0-9\]*}"
  98
  99 # Should be fine even on < 32-bit targets.
 100 gdb_test "print one >> 31" "\\\$\[0-9\]* = {x = 0, y = 0}"
 101
 102 gdb_test "print !one" "\\\$\[0-9\]* = 0\[\r\n\]"
 103
 104 # Assumes 2's complement.  So does everything...
 105 gdb_test "print +one" "\\\$\[0-9\]* = {x = 2, y = 3}"
 106
 107 gdb_test "print ~one" "\\\$\[0-9\]* = {x = -3, y = -4}"
 108
 109 gdb_test "print -one" "\\\$\[0-9\]* = {x = -2, y = -3}"
 110
 111 gdb_test "print one++" "\\\$\[0-9\]* = {x = 2, y = 4}"
 112
 113 gdb_test "print ++one" "\\\$\[0-9\]* = {x = 3, y = 4}"
 114
 115 gdb_test "print one--" "\\\$\[0-9\]* = {x = 3, y = 3}"
 116
 117 gdb_test "print --one" "\\\$\[0-9\]* = {x = 2, y = 3}"
 118
 119 gdb_test "print one += 7" "\\\$\[0-9\]* = {x = 9, y = 10}"
 120
 121 gdb_test "print two = one" "\\\$\[0-9\]* = {x = 9, y = 10}"
 122
 123 # Check that GDB tolerates whitespace in operator names.
 124 gdb_test "break A2::operator+" ".*Breakpoint $decimal at.*"
 125 gdb_test "break A2::operator +" ".*Breakpoint $decimal at.*"
 126
 127 # Check that GDB handles operator* correctly.
 128 gdb_test "print c" "\\\$\[0-9\]* = {m = {z = .*}}"
 129 gdb_test "print *c" "\\\$\[0-9\]* = \\(Member &\\) @$hex: {z = .*}"
 130 gdb_test "print &*c" "\\\$\[0-9\]* = \\(Member \\*\\) $hex"
 131 gdb_test "ptype &*c" "type = (struct|class) Member {(\[\r\n \]+public:)?\[\r\n \]+int z;\[\r\n\].*} \\*"
 132
 133 gdb_test "print operator== (mem1, mem2)" " = false"
 134 gdb_test "print operator== (mem1, mem1)" " = true"
 135
 136 gdb_exit
 137 return 0