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Re: set the correct block info for the call stmt in fnsplit (issue6111050)


> On Fri, Apr 27, 2012 at 12:50 PM, Eric Botcazou <ebotcazou@adacore.com> wrote:
> >> We do not depend on the block structure any more when dealing with
> >> stack layout for variables in GCC 4.7.0 and above. ?I am not saying
> >> your patch is incorrect or not needed. ?Just it will not have an
> >> effect on variable stack layout.
> >
> > It might be worth backporting to the 4.6 branch though, these stack layout
> > issues are very nasty.
> 
> What about not setting a BLOCK on the call stmt?  That said, I can't see

I recall that not seetting the block did lead to ICE...

> how outlining a SESE region that starts at the beginning of the function
> is not conservatively using the outermost BLOCK ... so, is the bug not
> elsewhere?

... so I made the exactly same conclussion.
The problem is with stack vars allocated in header that survive till the
tail part?

Honza
> 
> Richard.
> 
> > --
> > Eric Botcazou


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