gdb/testsuite/gdb.cp/koenig.exp

   1 # Copyright 2008-2020 Free Software Foundation, Inc.
   2
   3 # This program is free software; you can redistribute it and/or modify
   4 # it under the terms of the GNU General Public License as published by
   5 # the Free Software Foundation; either version 3 of the License, or
   6 # (at your option) any later version.
   7 #
   8 # This program is distributed in the hope that it will be useful,
   9 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11 # GNU General Public License for more details.
  12 #
  13 # You should have received a copy of the GNU General Public License
  14 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  15
  16 standard_testfile .cc
  17
  18 if { [prepare_for_testing "failed to prepare" ${testfile} ${srcfile} {debug c++}] } {
  19      return -1
  20 }
  21
  22 ############################################
  23
  24 if ![runto_main] then {
  25     perror "couldn't run to breakpoint main"
  26     continue
  27 }
  28
  29 # Test that koenig lookup finds correct function
  30 gdb_test "p first(c)" "= 11"
  31
  32 # Change the number of parameters and position of
  33 # the qualifying parameter
  34 gdb_test "p second(0,0,c,0,0)" "= 33"
  35
  36 # Test evaluating function under EVAL_SKIP
  37 gdb_test "p true || second(0,0,c,0,0)" "= true"
  38
  39 # Test the name "entry" being used for `variablename@entry' entry values.
  40 gdb_test "p entry (c)" " = 44"
  41
  42 # Test that koenig lookup finds correct function
  43 # even if it is overloaded
  44 gdb_test "p first(0,c)" "= 22"
  45
  46 # Test that koenig lookup finds correct function
  47 # when the argument is an expression
  48 gdb_test "p first(b.c)" "= 11"
  49
  50 # test that resolutions can be made across namespaces
  51 gdb_test "p foo(eo)"         "= 1"
  52 gdb_test "p foo(eo, eo)"     "= 2"
  53 gdb_test "p foo(eo, eo, 1)"  "= 3"
  54 gdb_test "p foo(fo, eo)"     "= 4"
  55 gdb_test "p foo(1 ,fo, eo)"  "= 5"
  56 gdb_test "p foo(go, fo, eo)" "= 6"
  57
  58 #test that gdb fails gracefully
  59 gdb_test "p fake(eo)" "No symbol \"fake\" in current context."
  60 gdb_test "p foo (fake)" "No symbol \"fake\" in current context."
  61
  62 #test that namespaces of base classes are searched
  63 gdb_test "p foo(io)" "= 7"
  64 gdb_test "p foo(ix)" "Cannot resolve function foo to any overloaded instance"
  65
  66 #test for other types
  67 gdb_test "p foo(ju)" "= 8"
  68 gdb_test "p foo(js)" "= 9"
  69 gdb_test "p foo(je)" "= 10"
  70
  71 #test for class members
  72 setup_xfail "*-*-*"
  73 gdb_test "p foo(jab)" "= 11"
  74
  75 gdb_test "p foo(jap)" "= 12"
  76 gdb_test "p foo(japp)" "= 13"
  77 gdb_test "p foo(jca)" "= 14"
  78
  79 #test overload resolution
  80 gdb_test "p foo(ko,1)" "= 15"
  81 gdb_test "p foo(ko,1.0f)" "= 16"
  82 setup_xfail "*-*-*"
  83 gdb_test "p bar(ko,1)" "= -1"
  84
  85 #test lookup of objects belonging to nested namespaces
  86 gdb_test "p foo(labo)" "= 17"
  87
  88 #test koenig found function do not compete with qualified
  89 #names
  90 gdb_test "p ma.foo('a')" "= 18"
  91 gdb_test "p foo(ma,'a')" "= 19"
  92 gdb_test "p M::N::foo(ma,'a')" "= 20"
  93 gdb_test "p M::FAKE::foo(ma,'a')" "No type \"FAKE\" within class or namespace \"M\"."
  94 gdb_test "p M::N::fake(ma,'a')" "No symbol \"fake\" in namespace \"M::N\"."
  95
  96 gdb_test "p M::bar('a')" "= 21"
  97 gdb_test "p M::N::bar('a')" "= 22"
  98
  99 #test that lookup supports typedef
 100 gdb_test "p foo(ttoa, 'a')" "= 23"
 101
 102 #test that lookup is not thwarted by anonymous types
 103 gdb_test "p foo (p_union)" \
 104   "Cannot resolve function foo to any overloaded instance"
 105
 106 # test lookup of namespace user-defined operators
 107 # and overload resolution:
 108
 109 # within class
 110 gdb_test "p q == 5" "= 24"
 111 gdb_test "p q == 5.0f" "= 25"
 112
 113 # within namespace
 114 gdb_test "p q != 5" "= 27"
 115 gdb_test "p q != 5.0f" "= 28"
 116
 117 # across namespace and class
 118 gdb_test "p q + 5.0f" "= 26"
 119 gdb_test "p q + 5" "= 29"
 120
 121 # some unary operators for good measure
 122 # Cannot resolve function operator++ to any overloaded instance
 123 gdb_test "p ++q" "= 30"
 124
 125 # Test that koening lookup does not affect
 126 # member variable lookup.
 127 gdb_test "p r.rfoo()" "= 31"
 128
 129 # Do the same from inside class R.
 130 gdb_breakpoint [gdb_get_line_number "marker1"]
 131 gdb_continue_to_breakpoint "marker1"
 132
 133 gdb_test "p rfoo()" "= 31"
 134 gdb_test "p this->rfoo()" "= 31"