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Re: Deadly optimization bug (all gcc versions!)
- To: Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
- Subject: Re: Deadly optimization bug (all gcc versions!)
- From: Jeffrey A Law <law@cygnus.com>
- Date: Mon, 30 Aug 1999 03:31:17 -0600
- cc: Bernd Schmidt <bernds@cygnus.co.uk>, Joern Rennecke <amylaar@cygnus.co.uk>, dje@watson.ibm.com, veksler@il.ibm.com, egcs@egcs.cygnus.com, kenner@vlsi1.ultra.nyu.edu
- Reply-To: law@cygnus.com
In message <4.2.0.58.19990830110013.05c9e3a0@mail.lauterbach.com>you write:
> Ah, ok. Thanks for the clarification. I was under the impression all this
> reg_* arrays were computed at the start of combine for the whole function
> and then updated on-the-fly during combine.
Hmmm. Actually, you may have a point. Now you see why I wanted to take
another look at the code before I decide on its fate :-)
jeff