From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <gcc-bugs-return-473938-listarch-gcc-bugs=gcc.gnu.org@gcc.gnu.org>
Received: (qmail 25716 invoked by alias); 19 Jan 2015 22:56:55 -0000
Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm
Precedence: bulk
List-Id: <gcc-bugs.gcc.gnu.org>
List-Archive: <http://gcc.gnu.org/ml/gcc-bugs/>
List-Post: <mailto:gcc-bugs@gcc.gnu.org>
List-Help: <mailto:gcc-bugs-help@gcc.gnu.org>
Sender: gcc-bugs-owner@gcc.gnu.org
Received: (qmail 25678 invoked by uid 55); 19 Jan 2015 22:56:51 -0000
From: "timshen at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug libstdc++/64584] basic_regex::assign breaks *this if it throws regex_error
Date: Mon, 19 Jan 2015 22:56:00 -0000
X-Bugzilla-Reason: CC
X-Bugzilla-Type: changed
X-Bugzilla-Watch-Reason: None
X-Bugzilla-Product: gcc
X-Bugzilla-Component: libstdc++
X-Bugzilla-Version: 5.0
X-Bugzilla-Keywords:
X-Bugzilla-Severity: normal
X-Bugzilla-Who: timshen at gcc dot gnu.org
X-Bugzilla-Status: UNCONFIRMED
X-Bugzilla-Priority: P3
X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org
X-Bugzilla-Target-Milestone: ---
X-Bugzilla-Flags:
X-Bugzilla-Changed-Fields:
Message-ID: <bug-64584-4-IhLmXFWOhU@http.gcc.gnu.org/bugzilla/>
In-Reply-To: <bug-64584-4@http.gcc.gnu.org/bugzilla/>
References: <bug-64584-4@http.gcc.gnu.org/bugzilla/>
Content-Type: text/plain; charset="UTF-8"
Content-Transfer-Encoding: 7bit
X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/
Auto-Submitted: auto-generated
MIME-Version: 1.0
X-SW-Source: 2015-01/txt/msg01932.txt.bz2

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64584

--- Comment #1 from Tim Shen <timshen at gcc dot gnu.org> ---
Author: timshen
Date: Mon Jan 19 22:56:04 2015
New Revision: 219865

URL: https://gcc.gnu.org/viewcvs?rev=219865&root=gcc&view=rev
Log:
    PR libstdc++/64584
    PR libstdc++/64585
    * include/bits/regex.h (basic_regex<>::basic_regex,
    basic_regex<>::assign, basic_regex<>::imbue,
    basic_regex<>::swap, basic_regex<>::mark_count): Drop NFA after
    imbuing basic_regex; Make assign() transactional against exception.
    * include/bits/regex_compiler.h (__compile_nfa<>): Add back
    __compile_nfa SFINAE.
    * include/std/regex: Adjust include order to avoid __compile_nfa
    forward declaration.
    * testsuite/28_regex/basic_regex/assign/char/string.cc: New testcase.
    * testsuite/28_regex/basic_regex/imbue/string.cc: New testcase.

Added:
    trunk/libstdc++-v3/testsuite/28_regex/basic_regex/imbue/
    trunk/libstdc++-v3/testsuite/28_regex/basic_regex/imbue/string.cc
Modified:
    trunk/libstdc++-v3/ChangeLog
    trunk/libstdc++-v3/include/bits/regex.h
    trunk/libstdc++-v3/include/bits/regex_compiler.h
    trunk/libstdc++-v3/include/std/regex
    trunk/libstdc++-v3/testsuite/28_regex/basic_regex/assign/char/string.cc