gdb/testsuite/gdb.hp/ambiguous.exp

   1 # Copyright (C) 1998 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 2 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, write to the Free Software
  15 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  16
  17 # Please email any bugs, comments, and/or additions to this file to:
  18 # bug-gdb@prep.ai.mit.edu
  19
  20 # This file is part of the gdb testsuite
  21
  22 # tests relating to ambiguous class members
  23 # Written by Satish Pai <pai@apollo.hp.com> 1997-07-28
  24
  25 # This file is part of the gdb testsuite
  26
  27 if $tracelevel then {
  28         strace $tracelevel
  29         }
  30
  31 #
  32 # test running programs
  33 #
  34
  35 set prms_id 0
  36 set bug_id 0
  37
  38 if { [skip_hp_tests] } then { continue }
  39
  40 set testfile "ambiguous"
  41 set srcfile ${testfile}.cc
  42 set binfile ${objdir}/${subdir}/${testfile}
  43
  44 if [get_compiler_info ${binfile} "c++"] {
  45     return -1;
  46 }
  47
  48 if { $gcc_compiled } then { continue }
  49
  50 if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug c++}] != "" } {
  51      gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
  52 }
  53
  54
  55 gdb_exit
  56 gdb_start
  57 gdb_reinitialize_dir $srcdir/$subdir
  58 gdb_load ${binfile}
  59
  60
  61 #
  62 # set it up at a breakpoint so we can play with the variable values
  63 #
  64 if ![runto_main] then {
  65     perror "couldn't run to breakpoint"
  66     continue
  67 }
  68
  69 send_gdb "break marker1\n" ; gdb_expect -re ".*$gdb_prompt $"
  70     send_gdb "cont\n"
  71     gdb_expect {
  72         -re "Break.* marker1 \\(\\) at .*:$decimal.*$gdb_prompt $" {
  73             send_gdb "up\n"
  74             gdb_expect {
  75                 -re ".*$gdb_prompt $" { pass "up from marker1" }
  76                 timeout { fail "up from marker1" }
  77             }
  78         }
  79         -re "$gdb_prompt $" { fail "continue to marker1"  }
  80         timeout { fail "(timeout) continue to marker1"  }
  81     }
  82
  83 # print out various class objects' members.  The values aren't
  84 # important, just check that the warning is emitted at the
  85 # right times.
  86
  87 # X is derived from A1 and A2; both A1 and A2 have a member 'x'
  88 send_gdb "print x.x\n"
  89 gdb_expect {
  90    -re "warning: x ambiguous; using X::A1::x. Use a cast to disambiguate.\r\n\\$\[0-9\]* = 0\r\n$gdb_prompt $" {
  91        pass "print x.x"
  92    }
  93    -re ".*$gdb_prompt $" { fail "print x.x" }
  94    timeout { fail "(timeout) print x.x" }
  95 }
  96
  97
  98 # N is derived from A1 and A2, but not immediately -- two steps
  99 # up in the hierarchy. Both A1 and A2 have a member 'x'.
 100 send_gdb "print n.x\n"
 101 gdb_expect {
 102    -re "warning: x ambiguous; using N::L::A1::x. Use a cast to disambiguate.\r\n\\$\[0-9\]* = 0\r\n$gdb_prompt $" {
 103        pass "print n.x"
 104    }
 105    -re ".*$gdb_prompt $" { fail "print n.x" }
 106    timeout { fail "(timeout) print n.x" }
 107 }
 108
 109 # J is derived from A1 twice.  A1 has a member x.
 110 send_gdb "print j.x\n"
 111 gdb_expect {
 112    -re "warning: x ambiguous; using J::K::A1::x. Use a cast to disambiguate.\r\n\\$\[0-9\]* = 0\r\n$gdb_prompt $" {
 113        pass "print j.x"
 114    }
 115    -re ".*$gdb_prompt $" { fail "print j.x" }
 116    timeout { fail "(timeout) print j.x" }
 117 }
 118
 119 # JV is derived from A1 but A1 is a virtual base. Should not
 120 # report an ambiguity in this case.
 121 send_gdb "print jv.x\n"
 122 gdb_expect {
 123    -re "warning: x ambiguous.*Use a cast to disambiguate.\r\n\\$\[0-9\]* = 0\r\n$gdb_prompt $" {
 124        fail "print jv.x (ambiguity reported)"
 125    }
 126    -re "\\$\[0-9\]* = 0\r\n$gdb_prompt $" { pass "print jv.x" }
 127    -re ".*$gdb_prompt $" { fail "print jv.x (??)" }
 128    timeout { fail "(timeout) print jv.x" }
 129 }
 130
 131 # JVA1 is derived from A1; A1 occurs as a virtual base in two
 132 # ancestors, and as a non-virtual immediate base. Ambiguity must
 133 # be reported.
 134 send_gdb "print jva1.x\n"
 135 gdb_expect {
 136    -re "warning: x ambiguous; using JVA1::KV::A1::x. Use a cast to disambiguate.\r\n\\$\[0-9\]* = 0\r\n$gdb_prompt $" {
 137        pass "print jva1.x"
 138    }
 139    -re ".*$gdb_prompt $" { fail "print jva1.x" }
 140    timeout { fail "(timeout) print jva1.x" }
 141 }
 142
 143 # JVA2 is derived from A1 & A2; A1 occurs as a virtual base in two
 144 # ancestors, and A2 is a non-virtual immediate base. Ambiguity must
 145 # be reported as A1 and A2 both have a member 'x'.
 146 send_gdb "print jva2.x\n"
 147 gdb_expect {
 148    -re "warning: x ambiguous; using JVA2::KV::A1::x. Use a cast to disambiguate.\r\n\\$\[0-9\]* = 0\r\n$gdb_prompt $" {
 149        pass "print jva2.x"
 150    }
 151    -re ".*$gdb_prompt $" { fail "print jva2.x" }
 152    timeout { fail "(timeout) print jva2.x" }
 153 }
 154
 155 # JVA1V is derived from A1; A1 occurs as a virtual base in two
 156 # ancestors, and also as a virtual immediate base. Ambiguity must
 157 # not be reported.
 158 send_gdb "print jva1v.x\n"
 159 gdb_expect {
 160    -re "warning: x ambiguous.*Use a cast to disambiguate.\r\n\\$\[0-9\]* = 0\r\n$gdb_prompt $" {
 161        fail "print jva1v.x (ambiguity reported)"
 162    }
 163    -re "\\$\[0-9\]* = 0\r\n$gdb_prompt $" { pass "print jva1v.x" }
 164    -re ".*$gdb_prompt $" { fail "print jva1v.x (??)" }
 165    timeout { fail "(timeout) print jva1v.x" }
 166 }
 167
 168 # Now check for ambiguous bases.
 169
 170 # J is derived from A1 twice; report ambiguity if a J is
 171 # cast to an A1.
 172 send_gdb "print (A1)j\n"
 173 gdb_expect {
 174    -re "warning: A1 ambiguous; using J::K::A1. Use a cast to disambiguate.\r\n\\$\[0-9\]* = \{x = 0, y = 0\}\r\n$gdb_prompt $" {
 175        pass "print (A1)j"
 176    }
 177    -re ".*$gdb_prompt $" { fail "print (A1)j" }
 178    timeout { fail "(timeout) print (A1)j" }
 179 }
 180
 181 # JV is derived from A1 twice, but A1 is a virtual base; should
 182 # not report ambiguity when a JV is cast to an A1.
 183 send_gdb "print (A1)jv\n"
 184 gdb_expect {
 185    -re "warning: A1 ambiguous.*Use a cast to disambiguate.\r\n\\$\[0-9\]* = \{x = 0, y = 0\}\r\n$gdb_prompt $" {
 186        fail "print (A1)jv (ambiguity reported)"
 187    }
 188    -re "\\$\[0-9\]* = \{x = 0, y = 0\}\r\n$gdb_prompt $" { pass "print (A1)jv" }
 189    -re ".*$gdb_prompt $" { fail "print (A1)jv (??)" }
 190    timeout { fail "(timeout) print (A1)jv" }
 191 }
 192
 193 # JVA1 is derived from A1; A1 is a virtual base and also a
 194 # non-virtual base.  Must report ambiguity if a JVA1 is cast to an A1.
 195 send_gdb "print (A1)jva1\n"
 196 gdb_expect {
 197    -re "warning: A1 ambiguous; using JVA1::KV::A1. Use a cast to disambiguate.\r\n\\$\[0-9\]* = \{x = 0, y = 0\}\r\n$gdb_prompt $" {
 198        pass "print (A1)jva1"
 199    }
 200    -re ".*$gdb_prompt $" { fail "print (A1)jva1" }
 201    timeout { fail "(timeout) print (A1)jva1" }
 202 }
 203
 204 # JVA1V is derived from A1; A1 is a virtual base indirectly
 205 # and also directly; must not report ambiguity when a JVA1V is cast to an A1.
 206 send_gdb "print (A1)jva1v\n"
 207 gdb_expect {
 208    -re "warning: A1 ambiguous.*Use a cast to disambiguate.\r\n\\$\[0-9\]* = \{x = 0, y = 0\}\r\n$gdb_prompt $" {
 209        fail "print (A1)jva1v (ambiguity reported)"
 210    }
 211    -re "\\$\[0-9\]* = \{x = 0, y = 0\}\r\n$gdb_prompt $" { pass "print (A1)jva1v"
 212    }
 213    -re ".*$gdb_prompt $" { fail "print (A1)jva1v (??)" }
 214    timeout { fail "(timeout) print (A1)jva1v" }
 215 }
 216
 217