[Bug optimization/13951] [tree-ssa] cselib ICE during x86-64 kernel compile with treessa

rth at redhat dot com gcc-bugzilla@gcc.gnu.org
Thu Feb 5 09:48:00 GMT 2004


------- Additional Comments From rth at redhat dot com  2004-02-05 09:47 -------
Subject: Re:  [tree-ssa] cselib ICE during  x86-64 kernel compile with treessa

On Thu, Feb 05, 2004 at 09:35:31AM +0100, Jan Hubicka wrote:
> To deal with this correctly, we would have to teach cselib to track down
> such a multi sets and invalidate result of the register immediately
> after processing.

No we don't.  We can treat this just as CLOBBER.


r~


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=13951



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