Patch fixing 3.3 bug PR 9745 and PR 10021

[Michael Matz]

Hi,

On Wed, 2 Jul 2003, Franz Sirl wrote:

> compiled correctly, he has to compile with -O1 (this is what Suse does for
> their _whole_ build system now) or -O2 -fno-strict-aliasing anyway.

No, in the packages which bite us we used -fno-strict-aliasing or similar.
And now we have this patch applied to our gcc.  If it creates performance
problems, well, so be it for now.  It's really sad, but broken code is
unacceptable.

> And certainly this is slower than half-working aliasing, or? BTW, do you
> have any hard numbers on how badly performance is affected (compared to
> 3.2.3 and 3.3)?

This would be interesting indeed, yes.


Ciao,
Michael.