Re: [PATCH] RFC: Fix GCSE bug optimization/11440 (3.3 regression)

[Franz Sirl <Franz dot Sirl-kernel at lauterbach dot com>]

On Monday 14 July 2003 00:30, Mark Mitchell wrote:
> On Fri, 2003-07-11 at 14:35, Franz Sirl wrote:
> > Hi,
> >
> > this patch against the 3_3-branch fixes the testcase for me (no completed
> > bootstrap/regtest so far). I'm not 100% sure if it's the right place to
> > reject the note, but it looks reasonable to me. And do I need to reject
> > STRICT_LOW_PART and SUBREG too?
>
> I don't know about the latter question, but the patch looks reasonable
> to me.  I've copied Jeff Law because, as the original GCSE author, he
> might have additional input.  The patch is certainly conservative, and
> the fact that it fixes open code-gen problems is convincing, so please
> go ahead and apply the patch to both 3.3.1 and mailine, and close the
> PR.

Committed.

I switched myself into RTL->C converter mode and managed to create a small 
ugly looking C testcase that shows the bug on powerpc-linux-gnu when 
executed.

OK to commit to mainline and branch?

Franz.

	PR optimization/11440
	* gcc.c-torture/execute/20030714-1.c: New testcase.

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