------- Comment #18 from rguenther at suse dot de  2008-07-03 19:44 -------
Subject: Re:  [4.4 regression] r137252 breaks -O2 optimization
 on x86_64-unknown-linux-gnu

On Thu, 3 Jul 2008, franke dot daniel at gmail dot com wrote:

> ------- Comment #17 from franke dot daniel at gmail dot com  2008-07-03 19:33 
> -------
> Subject: Re:  [4.4 regression] r137252 breaks -O2 optimization on
> x86_64-unknown-linux-gnu
>
>
>> Well, the circumstances where the miscompilation occurs may be tricky.
>> So you say you have a testcase but that doesn't show wrong behavior?
>> That's unfortunate ... :/
>
> There was this small glimmer of hope that you could tell from the assembly
> difference that something's horribly, horribly wrong and you know perfectly
> well how to fix it. No? :)

No, sorry - this is just how a sibcall looks like ;)

> A properly failing testcase might take a while ...

Understood ...

Richard.


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=36713

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