[cfe-commits] [PATCH] Add libstdc++ search paths for GCC 4.6.0 on Arch Linux

[Nico Weber]

On Mon, Apr 25, 2011 at 12:08 PM, Jakub Wieczorek <fawek at fawek.net> wrote:
> Hello,
>
> With GCC 4.6.0 installed in Arch Linux, clang doesn't search the
> architecture specific subdirectory of the libstd++'s headers.
> Attaching a patch that fixes the problem.

Landed in r130152.

> While we're at it, is there a reason why the proper search paths are
> not detected at run time similarly to how library paths are? Instead
> of hard coding the GCC version for a particular distribution version,
> it could simply look for all the versions and pick the newest one. In
> the case of Arch, it is an even better idea because there are no Arch
> releases per se and the user should be free to have whatever version
> of GCC they want, no matter what the particular distro version is. On
> top of that, it seems to me that mixing libraries from one GCC version
> and headers from a different one might not always be safe, am I right?
> I guess, in that case it doesn't really make a difference because the
> dynamically detected library would always be at most newer than the
> headers anyway.
>
> Would such a change be accepted? I'll be happy to do this.

I don't know, but if it doesn't regress compile time (which it would
if the change would start gcc processes or whatnot) I guess it would
be accepted. I think there was a thread about this on this list
yesterday or the day before.

Nico

>
> Best regards,
> Jakub Wieczorek
>
> _______________________________________________
> cfe-commits mailing list
> cfe-commits at cs.uiuc.edu
> http://lists.cs.uiuc.edu/mailman/listinfo/cfe-commits
>
>