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Re: ifcvt/crossjump patch: Fix PR 42496, 21803


On 10/02/2010 03:07 PM, H.J. Lu wrote:
> On Wed, Aug 4, 2010 at 6:35 AM, Bernd Schmidt <bernds@codesourcery.com> wrote:
>> On 08/03/2010 07:12 PM, Jeff Law wrote:
>>> OK.  WRT the comment, we might want to just say that BB_MODIFIED is set
>>> at the same time as a block is marked dirty, but is not cleared during a
>>> df_analyze allowing a pass to update the DF information and still know
>>> what blocks were modified.
>>
>> New patch below.
>>
> 
> This caused:
> 
> http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45865

This should fix it, refusing to move NOTE_EPILOGUE_BEGIN and anything
beyond it.

Bootstrapped and tested on i686-linux, ok?


Bernd

Attachment: epilogue.diff
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