Article View: comp.std.c
Article #763Re: sizeof in 36-bits machines
From: Karl Heuer
Date: Tue, 17 Oct 1989 01:24
Date: Tue, 17 Oct 1989 01:24
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1408 bytes
In article <11300@smoke.BRL.MIL> gwyn@brl.arpa (Doug Gwyn) writes: >[a 36-bit machine having 8-bit char would be] allowed ONLY if the "extra" >bits are also skipped in accessing integer, etc. data. In other words, the >implementor need not use all the bits in a word, but if he's going to ignore >some of them in the char array context, he must ignore them also in other >contexts. It would seem to be a pretty dumb implementation decision to do >that. I dunno, it might be useful for porting ATWAV code to a PDP-10. >>Alternatively, you could just make sizeof(int)=sizeof(char)=1 It remains to be seen whether this is legal, and if so, what happens when the input stream contains a bit pattern that compares equal to the value of EOF. Karl W. Z. Heuer (ima!haddock!karl or karl@haddock.isc.com), The Walking Lint #define ATWAV All-The-World's-A-Vax.
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Path: arc1-ca.pugleaf.net!utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!cs.utexas.edu!tut.cis.ohio-state.edu!bloom-beacon!spdcc!ima!haddock!karl From: karl@haddock.ima.isc.com (Karl Heuer) Newsgroups: comp.std.c Subject: Re: sizeof in 36-bits machines Message-ID: <14904@haddock.ima.isc.com> Date: 17 Oct 89 01:24:34 GMT References: <272@ssp1.idca.tds.philips.nl> <11284@smoke.BRL.MIL> <398@cpsolv.UUCP> <11300@smoke.BRL.MIL> Reply-To: karl@haddock.ima.isc.com (Karl Heuer) Organization: Interactive Systems, Cambridge, MA 02138-5302 Lines: 17