Import RHEL's regression test for #1965951

This commit is contained in:
Václav Kadlčík 2021-07-09 15:36:20 +02:00
parent c19375a4b9
commit c603d84348
3 changed files with 83 additions and 0 deletions

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summary: Test for BZ#1965951 (Wrong-code regression starting with gcc 8.5)
description: |
Bug summary: Wrong-code regression starting with gcc 8.5
Bugzilla link: https://bugzilla.redhat.com/show_bug.cgi?id=1965951
contact: Vaclav Kadlcik <vkadlcik@redhat.com>
component:
- gcc
test: ./runtest.sh
framework: beakerlib
recommend:
- gcc-c++
duration: 15m
link:
- relates: https://bugzilla.redhat.com/show_bug.cgi?id=1965951
extra-summary: /tools/gcc/Regression/bz1965951-Wrong-code-regression-starting-with-gcc-8-5
extra-task: /tools/gcc/Regression/bz1965951-Wrong-code-regression-starting-with-gcc-8-5

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#include <iostream>
struct S1 { virtual ~S1() = default; };
struct S2 { virtual void f1() = 0; };
struct S3: S1, S2 {
void f1() { f2(); }
virtual void f2() = 0;
};
struct S4: S3 {
void f2() { std::cout << "called\n"; }
using S2::f1;
};
int main() { S4().f1(); }

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#!/usr/bin/env bash
# vim: dict+=/usr/share/beakerlib/dictionary.vim cpt=.,w,b,u,t,i,k
# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
#
# runtest.sh of /tools/gcc/Regression/bz1965951-Wrong-code-regression-starting-with-gcc-8-5
# Description: Test for BZ#1965951 (Wrong-code regression starting with gcc 8.5)
# Author: Vaclav Kadlcik <vkadlcik@redhat.com>
#
# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
#
# Copyright (c) 2021 Red Hat, Inc.
#
# This program is free software: you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation, either version 2 of
# the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be
# useful, but WITHOUT ANY WARRANTY; without even the implied
# warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
# PURPOSE. See the GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see http://www.gnu.org/licenses/.
#
# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# Include Beaker environment
. /usr/share/beakerlib/beakerlib.sh || exit 1
GCC="${GCC:-$(type -P gcc)}"
PACKAGE=$(rpm --qf '%{name}\n' -qf $GCC | head -1)
PACKAGES="${PACKAGE} ${PACKAGE}-c++"
rlJournalStart
rlPhaseStartSetup
rlLogInfo "PACKAGES=$PACKAGES"
rlRun "dnf -y install $PACKAGES" 0-255
rlAssertRpm --all
rlRun "TmpDir=\$(mktemp -d)"
rlRun "cp reproducer.cc $TmpDir"
rlRun "pushd $TmpDir"
rlPhaseEnd
rlPhaseStartTest
rlRun 'g++ -o reproducer reproducer.cc'
rlRun './reproducer'
rlPhaseEnd
rlPhaseStartCleanup
rlRun 'popd'
rlRun "rm -r $TmpDir"
rlPhaseEnd
rlJournalPrintText
rlJournalEnd