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Re: PATCH - [tree-ssa] regrouping of expression tree for single multiply add.
- From: law at redhat dot com
- To: Dale Johannesen <dalej at apple dot com>
- Cc: Roger Sayle <roger at eyesopen dot com>, Fariborz Jahanian <fjahanian at apple dot com>, Diego Novillo <dnovillo at redhat dot com>, "gcc-patches at gcc dot gnu dot org" <gcc-patches at gcc dot gnu dot org>
- Date: Fri, 26 Mar 2004 08:39:53 -0700
- Subject: Re: PATCH - [tree-ssa] regrouping of expression tree for single multiply add.
- Reply-to: law at redhat dot com
In message <D763C8B4-7EB9-11D8-8C7F-000A95D7CD40@apple.com>, Dale Johannesen wr
>On Mar 25, 2004, at 4:00 PM, email@example.com wrote:
>> In message <A2195074-7EB6-11D8-8C7F-000A95D7CD40@apple.com>, Dale
>> Johannesen wr
>>> Well, there's an argument against it, all right, but the view that
>>> appears to be a minority one. It's clear that quite a few people find
>>> transformations useful. Those of you who want standard-conforming
>>> don't have to use -ffast-math, after all.
>> OR, those who do not want standard conforming code probably ought to be
>> using -ffast-math. I *much* prefer to keep the compiler standards
>I think there is general agreement on that (without -ffast-math).
>But Fariborz's change is done only with flag_unsafe_math_optimizations.
Yes. You're right. I'm mentally dropping details again. I'll shut-up