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Re: working around "QImode can alias everything" missed optimizations
- To: Doug Evans <dje at transmeta dot com>
- Subject: Re: working around "QImode can alias everything" missed optimizations
- From: Richard Henderson <rth at cygnus dot com>
- Date: Sat, 27 May 2000 15:15:36 -0700
- Cc: gcc at gcc dot gnu dot org
- References: <200005262243.PAA09064@casey.transmeta.com>
On Fri, May 26, 2000 at 03:43:55PM -0700, Doug Evans wrote:
> (I'm guessing because it can't know that buf may point to itself
> and QImode values are allowed to alias anything).
Yep.
> So how do I work around this?
You can't. :-(
r~