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Re: -fstrict-aliasing
- To: drepper at cygnus dot com (Ulrich Drepper)
- Subject: Re: -fstrict-aliasing
- From: Jeffrey A Law <law at cygnus dot com>
- Date: Sat, 27 Jun 1998 10:55:24 -0600
- cc: egcs at cygnus dot com
- Reply-To: law at cygnus dot com
In message <r23ecruxja.fsf@happy.cygnus.com>you write:
> I just wanna say that I compiled glibc on Intel with -fstrict-aliasing
> and I had no problems at all with gcc. I've only discovered a bug in
> glibc. After this everything was fine. I have no problems with
> adding this optimization to -O2.
Maybe we should turn it on by default. I haven't seen it break anything
and as sensitive as glibc has been to alias changes it's great that
glibc still works.
> BTW: Thanks Mark, great work.
Yup. One of the things on my todo is put together a short announcement
on this stuff similar to what we did for gcse.
jeff