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| Related articles |
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| Re: Loop Optimizations and Gotos cliffc@ami.sps.mot.com (1995-11-22) |
| alias analysis (was Loop Optimizations and Gotos) bwilson@shasta.Stanford.EDU (Bob Wilson) (1995-11-28) |
| Re: alias analysis (was Loop Optimizations and Gotos) cliffc@ami.sps.mot.com (1995-11-29) |
| alias analysis (was Loop Optimizations and Gotos) dave@occl-cam.demon.co.uk (Dave Lloyd) (1995-12-09) |
| Re: alias analysis (was Loop Optimizations and Gotos) jfc@mit.edu (1995-12-12) |
| Re: alias analysis (was Loop Optimizations and Gotos) konfrbr@euax7i3c01.eua.ericsson.se (1995-12-17) |
| From: | konfrbr@euax7i3c01.eua.ericsson.se (Fredrik Bredberg) |
| Newsgroups: | comp.compilers |
| Date: | 17 Dec 1995 00:34:24 -0500 |
| Organization: | Ericsson Telecommunication Systems Laboratories |
| References: | 95-11-198 95-11-228 95-12-073 |
| Keywords: | optimize |
Dave Lloyd <dave@occl-cam.demon.co.uk> wrote:
>Well it seems to me that C could easily acquire a new "storage-class",
>say "independent" (after the HPF equivalent) which when applied to a
>pointer means "the storage at the end of this pointer is only
>accessible via this pointer within this scope".
jfc@mit.edu (John Carr) writes:
> The draft ANSI C standard had this feature (called "noalias" instead
> of "independent"). It was withdrawn after strong objection (I don't
> remember all the reasons, but lack of existing implementations was one).
After Dennis Ritchie had written his critique (see:
"http://sf.www.lysator.liu.se/c/dmr-on-noalias.html") of type
qualifiers in the draft ANSI standard of January 1988 noalias was
removed.
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