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jlechner |
# Copyright 1998, 1999, 2003, 2004, 2007, 2008 Free Software Foundation, Inc.
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see .
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# This file is part of the gdb testsuite
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# tests relating to ambiguous class members
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# Written by Satish Pai 1997-07-28
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# This file is part of the gdb testsuite
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if $tracelevel then {
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strace $tracelevel
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}
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#
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# test running programs
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#
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set prms_id 0
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set bug_id 0
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if { [skip_cplus_tests] } { continue }
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set testfile "ambiguous"
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set srcfile ${testfile}.cc
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set binfile ${objdir}/${subdir}/${testfile}
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if [get_compiler_info ${binfile} "c++"] {
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return -1;
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}
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if { [test_compiler_info gcc-*] } then { continue }
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if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug c++}] != "" } {
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untested ambiguous.exp
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return -1
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}
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gdb_exit
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gdb_start
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gdb_reinitialize_dir $srcdir/$subdir
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gdb_load ${binfile}
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#
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# set it up at a breakpoint so we can play with the variable values
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#
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if ![runto_main] then {
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perror "couldn't run to breakpoint"
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continue
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}
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send_gdb "break marker1\n" ; gdb_expect -re ".*$gdb_prompt $"
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send_gdb "cont\n"
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gdb_expect {
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-re "Break.* marker1 \\(\\) at .*:$decimal.*$gdb_prompt $" {
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send_gdb "up\n"
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gdb_expect {
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-re ".*$gdb_prompt $" { pass "up from marker1" }
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timeout { fail "up from marker1" }
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}
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}
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-re "$gdb_prompt $" { fail "continue to marker1" }
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timeout { fail "(timeout) continue to marker1" }
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}
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# print out various class objects' members. The values aren't
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# important, just check that the warning is emitted at the
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# right times.
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# X is derived from A1 and A2; both A1 and A2 have a member 'x'
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send_gdb "print x.x\n"
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gdb_expect {
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-re "warning: x ambiguous; using X::A2::x. Use a cast to disambiguate.\r\n\\$\[0-9\]* = \[-\]*\[0-9\]*\r\n$gdb_prompt $" {
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pass "print x.x"
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}
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-re "warning: x ambiguous; using X::A1::x. Use a cast to disambiguate.\r\n\\$\[0-9\]* = \[-\]*\[0-9\]*\r\n$gdb_prompt $" {
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pass "print x.x"
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}
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-re ".*$gdb_prompt $" { fail "print x.x" }
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timeout { fail "(timeout) print x.x" }
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}
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# N is derived from A1 and A2, but not immediately -- two steps
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# up in the hierarchy. Both A1 and A2 have a member 'x'.
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send_gdb "print n.x\n"
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gdb_expect {
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-re "warning: x ambiguous; using N::M::A2::x. Use a cast to disambiguate.\r\n\\$\[0-9\]* = \[-\]*\[0-9\]*\r\n$gdb_prompt $" {
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pass "print n.x"
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}
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-re "warning: x ambiguous; using N::L::A1::x. Use a cast to disambiguate.\r\n\\$\[0-9\]* = \[-\]*\[0-9\]*\r\n$gdb_prompt $" {
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pass "print n.x"
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}
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-re ".*$gdb_prompt $" { fail "print n.x" }
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timeout { fail "(timeout) print n.x" }
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}
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# J is derived from A1 twice. A1 has a member x.
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send_gdb "print j.x\n"
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gdb_expect {
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-re "warning: x ambiguous; using J::L::A1::x. Use a cast to disambiguate.\r\n\\$\[0-9\]* = \[-\]*\[0-9\]*\r\n$gdb_prompt $" {
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pass "print j.x"
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}
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-re "warning: x ambiguous; using J::K::A1::x. Use a cast to disambiguate.\r\n\\$\[0-9\]* = \[-\]*\[0-9\]*\r\n$gdb_prompt $" {
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pass "print j.x"
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}
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-re ".*$gdb_prompt $" { fail "print j.x" }
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timeout { fail "(timeout) print j.x" }
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}
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# JV is derived from A1 but A1 is a virtual base. Should not
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# report an ambiguity in this case.
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send_gdb "print jv.x\n"
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gdb_expect {
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-re "warning: x ambiguous.*Use a cast to disambiguate.\r\n\\$\[0-9\]* = \[-\]*\[0-9\]*\r\n$gdb_prompt $" {
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fail "print jv.x (ambiguity reported)"
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}
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-re "\\$\[0-9\]* = \[-\]*\[0-9\]*\r\n$gdb_prompt $" { pass "print jv.x" }
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-re ".*$gdb_prompt $" { fail "print jv.x (??)" }
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timeout { fail "(timeout) print jv.x" }
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}
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# JVA1 is derived from A1; A1 occurs as a virtual base in two
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# ancestors, and as a non-virtual immediate base. Ambiguity must
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# be reported.
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send_gdb "print jva1.x\n"
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gdb_expect {
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-re "warning: x ambiguous; using JVA1::A1::x. Use a cast to disambiguate.\r\n\\$\[0-9\]* = \[-\]*\[0-9\]*\r\n$gdb_prompt $" {
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pass "print jva1.x"
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}
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-re "warning: x ambiguous; using JVA1::KV::A1::x. Use a cast to disambiguate.\r\n\\$\[0-9\]* = \[-\]*\[0-9\]*\r\n$gdb_prompt $" {
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pass "print jva1.x"
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}
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-re ".*$gdb_prompt $" { fail "print jva1.x" }
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timeout { fail "(timeout) print jva1.x" }
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}
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# JVA2 is derived from A1 & A2; A1 occurs as a virtual base in two
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# ancestors, and A2 is a non-virtual immediate base. Ambiguity must
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# be reported as A1 and A2 both have a member 'x'.
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send_gdb "print jva2.x\n"
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gdb_expect {
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-re "warning: x ambiguous; using JVA2::A2::x. Use a cast to disambiguate.\r\n\\$\[0-9\]* = \[-\]*\[0-9\]*\r\n$gdb_prompt $" {
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pass "print jva2.x"
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}
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-re "warning: x ambiguous; using JVA2::KV::A1::x. Use a cast to disambiguate.\r\n\\$\[0-9\]* = \[-\]*\[0-9\]*\r\n$gdb_prompt $" {
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pass "print jva2.x"
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}
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-re ".*$gdb_prompt $" { fail "print jva2.x" }
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timeout { fail "(timeout) print jva2.x" }
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}
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# JVA1V is derived from A1; A1 occurs as a virtual base in two
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# ancestors, and also as a virtual immediate base. Ambiguity must
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# not be reported.
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send_gdb "print jva1v.x\n"
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gdb_expect {
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-re "warning: x ambiguous.*Use a cast to disambiguate.\r\n\\$\[0-9\]* = \[-\]*\[0-9\]*\r\n$gdb_prompt $" {
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fail "print jva1v.x (ambiguity reported)"
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}
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-re "\\$\[0-9\]* = \[-\]*\[0-9\]*\r\n$gdb_prompt $" { pass "print jva1v.x" }
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-re ".*$gdb_prompt $" { fail "print jva1v.x (??)" }
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timeout { fail "(timeout) print jva1v.x" }
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}
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# Now check for ambiguous bases.
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# J is derived from A1 twice; report ambiguity if a J is
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# cast to an A1.
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send_gdb "print (A1)j\n"
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gdb_expect {
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-re "warning: A1 ambiguous; using J::L::A1. Use a cast to disambiguate.\r\n\\$\[0-9\]* = \{x = \[-\]*\[0-9\]*, y = \[-\]*\[0-9\]*\}\r\n$gdb_prompt $" {
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pass "print (A1)j"
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}
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-re "warning: A1 ambiguous; using J::K::A1. Use a cast to disambiguate.\r\n\\$\[0-9\]* = \{x = \[-\]*\[0-9\]*, y = \[-\]*\[0-9\]*\}\r\n$gdb_prompt $" {
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pass "print (A1)j"
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}
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-re ".*$gdb_prompt $" { fail "print (A1)j" }
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timeout { fail "(timeout) print (A1)j" }
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}
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# JV is derived from A1 twice, but A1 is a virtual base; should
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# not report ambiguity when a JV is cast to an A1.
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send_gdb "print (A1)jv\n"
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gdb_expect {
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-re "warning: A1 ambiguous.*Use a cast to disambiguate.\r\n\\$\[0-9\]* = \{x = \[-\]*\[0-9\]*, y = \[-\]*\[0-9\]*\}\r\n$gdb_prompt $" {
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fail "print (A1)jv (ambiguity reported)"
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}
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-re "\\$\[0-9\]* = \{x = \[-\]*\[0-9\]*, y = \[-\]*\[0-9\]*\}\r\n$gdb_prompt $" { pass "print (A1)jv" }
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-re ".*$gdb_prompt $" { fail "print (A1)jv (??)" }
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timeout { fail "(timeout) print (A1)jv" }
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}
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# JVA1 is derived from A1; A1 is a virtual base and also a
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# non-virtual base. Must report ambiguity if a JVA1 is cast to an A1.
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send_gdb "print (A1)jva1\n"
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gdb_expect {
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-re "warning: A1 ambiguous; using JVA1::A1. Use a cast to disambiguate.\r\n\\$\[0-9\]* = \{x = \[-\]*\[0-9\]*, y = \[-\]*\[0-9\]*\}\r\n$gdb_prompt $" {
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pass "print (A1)jva1"
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}
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-re "warning: A1 ambiguous; using JVA1::KV::A1. Use a cast to disambiguate.\r\n\\$\[0-9\]* = \{x = \[-\]*\[0-9\]*, y = \[-\]*\[0-9\]*\}\r\n$gdb_prompt $" {
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pass "print (A1)jva1"
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}
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-re ".*$gdb_prompt $" { fail "print (A1)jva1" }
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timeout { fail "(timeout) print (A1)jva1" }
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}
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# JVA1V is derived from A1; A1 is a virtual base indirectly
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# and also directly; must not report ambiguity when a JVA1V is cast to an A1.
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send_gdb "print (A1)jva1v\n"
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gdb_expect {
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-re "warning: A1 ambiguous.*Use a cast to disambiguate.\r\n\\$\[0-9\]* = \{x = \[-\]*\[0-9\]*, y = \[-\]*\[0-9\]*\}\r\n$gdb_prompt $" {
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fail "print (A1)jva1v (ambiguity reported)"
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}
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-re "\\$\[0-9\]* = \{x = \[-\]*\[0-9\]*, y = \[-\]*\[0-9\]*\}\r\n$gdb_prompt $" { pass "print (A1)jva1v"
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}
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-re ".*$gdb_prompt $" { fail "print (A1)jva1v (??)" }
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timeout { fail "(timeout) print (A1)jva1v" }
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}
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