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Re: [libstdc++][PATCH] missing return statement in basic_regex::assign(basic_regex&&)
- From: Jonathan Wakely <jwakely dot gcc at gmail dot com>
- To: PaweÅ Tomulik <ptomulik at meil dot pw dot edu dot pl>
- Cc: gcc-patch at gcc dot gnu dot org, "libstdc++" <libstdc++ at gcc dot gnu dot org>
- Date: Fri, 13 Feb 2015 14:38:33 +0000
- Subject: Re: [libstdc++][PATCH] missing return statement in basic_regex::assign(basic_regex&&)
- Authentication-results: sourceware.org; auth=none
- References: <54DE0615 dot 5030005 at meil dot pw dot edu dot pl>
On 13 February 2015 at 14:11, PaweÅ Tomulik wrote:
> Hi,
>
> the header file <bits/regex.h> of libstdc++-v3 of gcc-4.9 is missing
> return statement in the implementation of
> basic_regex::assign(basic_regex&&). This is about line 619. The minimal
> example to reproduce this bug is the following:
>
> #include <regex>
> int main()
> {
> std::regex re;
> re.assign(std::regex("blabla"));
> return EXIT_SUCCESS;
> }
>
> When compiled with clang and run it produces SIGILL:
>
> ptomulik@tea:$ clang++ -std=c++11 -g -O0 -o test test.cpp
> ptomulik@tea:$ ./test
>
> I attach patch created with git against the "gcc-4_9_2-release" tag.
Thanks (again :-)
I was about to apply the patch and found it was already fixed at
https://gcc.gnu.org/r219868 so will be included in GCC 4.9.3