[root@centos7 ~]# g++ -dumpversion
4.8.5
[root@centos7 ~]# g++ -dumpfullversion
g++: fatal error: no input files
compilation terminated.
[root@centos7 ~]# rpm -qf /usr/bin/g++
gcc-c++-4.8.5-44.el7.x86_64



On Mon, Jan 4, 2021 at 7:20 AM José Abílio Matos <jama...@fc.up.pt> wrote:
>
> Hi,
>
>   last week I have compiled the first alpha release of LyX 2.4 in copr.
>
> As I have been doing in other cases I have built the package in EPEL 7 and 8, 
> together with the supported Fedora versions and rawhide.
>
>
> The code only failed in EPEL 7. In a sense this was to be expected since the 
> code requires at least gcc 4.9 (full C++ support for regex is the culprit 
> here).
>
> The reason why I am writing this is because there is a test in the autotools 
> base to catch older versions of gcc and for some reason it is not working.
>
>
> I have been asked what is the output of
>
> g++ -dumpversion
>
> and
>
> g++ -dumpfullversion
>
>
> in EPEL.
>
>
> Could anyone that has an available installation send me that output, please?
>
>
> The other tangential question is if there is a newer gcc version that can be 
> used in EPEL7. I think this question has been answered several times in this 
> list but my search-fu is not working at the moment.
>
>
> What I wrote above only applies to EPEL 7 as EPEL 8 is working perfectly and 
> I have recently released the stable version of LyX there.
>
>
> Best regards,
>
> --
>
> José Abílio
>
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