Raphael Kubo da Costa <rakuco@FreeBSD.org> writes:

> Today I felt like doing some archeology work, and it looks like this
> separation between the Linux/non-Linux case was added in SVN r501434
> [1], when FindKDE4.cmake was still in kdesdk. At the time, strtoll(3)
> failed on FreeBSD when -ansi was passed, and the behavior remains the
> same to this day. It looks correct to me: to gcc, -ansi means C90 for C
> files and C++98 for C++ files, strtoll is part of C99 and is only
> available on Linux with -ansi because gcc/libstdc++ define _GNU_SOURCE
> by default.
>
> Looking even further back in time, -ansi seems to have been originally
> added by coolo to acinclude.m4.in in r50947 [2] only for glibc and when
> building in debug mode.
>
> I see two options here: either go back to adding -ansi only for Linux
> (and making all the other flags common to all systems using gcc), or
> just dropping -ansi altogether and using the same flags for all systems.
>
> Thoughts?
>
> [1] http://websvn.kde.org/?view=revision&revision=501434
> [2] http://websvn.kde.org/?view=revision&revision=50947

Alex, do you have an opinion on this?
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