Re: [gentoo-dev] Should this be considered a gcc bug?

[William Hubbs]

On Tue, Apr 21, 2015 at 09:57:16AM +0600, grozin@g.o wrote:
> Hello *,
>
> There was a bug #526194 - dev-lisp/sbcl does not respect CFLAGS. It was
> "fixed" by Mark Wright <gienah@g.o> on Jan 31 - Feb 1. However,
> after this fix the upstream CFLAGS were appended to the user-supplyed
> ${CFLAGS}. And the upstream CFLAGS contain -O3. So, is a user has, e.g.,
> -O2 in his/her ${CFLAGS}, it was silently replaced by -O3. For some time,
> nobody noticed this: gcc-4.8 happily compiled the C stuff in sbcl with
> -O3.

The best fix here would be to ask upstream to stop putting -O3 in their
default CFLAGS.

Thanks,

William