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Re: Bug in loop optimize (invalid postinc to preinc transformation)
- To: aoliva at redhat dot com, dewar at gnat dot com
- Subject: Re: Bug in loop optimize (invalid postinc to preinc transformation)
- From: dewar at gnat dot com
- Date: Thu, 28 Dec 2000 23:33:34 -0500 (EST)
- Cc: gcc at gcc dot gnu dot org, kenner at vlsi1 dot ultra dot nyu dot edu
<<Only if the compiler guarantees that no array will ever be placed
across the wrapping boundary.
>>
I don't understand, pointer incrementation must work through an array
regardless. Wrapping is simply not a semantically relevant notion when
it comes to pointers.