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From: elric AT wheel DOT dcn DOT davis DOT ca DOT us (Jeffrey Taylor)
Newsgroups: comp.os.msdos.djgpp
Subject: Re: GCC/DJGPP Weirdness (structure padding stuff)
Date: 28 Jul 1995 18:00:07 GMT
Organization: Davis Community Network - Davis, California, USA
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References: <DCFFCA DOT Ev3 AT jade DOT mv DOT net>
Nntp-Posting-Host: wheel.dcn.davis.ca.us
To: djgpp AT sun DOT soe DOT clarkson DOT edu
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A.Appleyard (A DOT APPLEYARD AT fs2 DOT mt DOT umist DOT ac DOT uk) wrote:
:   ghogenso AT u DOT washington DOT edu (Gordon Hogenson) wrote:-
: > BTW, there is a new option in gcc 2.7.0: -fpack-struct (or something
: > similar) which causes all structs to be packed, with no messing about with
: > attributes!

: Why not pack structs etc anyway by default? On a PC, (rounding every member's
: width to a multiple of 2 or 4 bytes) achieves nothing except wasting store and
: annoying people who want to make a struct match some assembly-coded table (as
: e.g. when calling some interrupts).

Because on many PCs, reading a 16-bit word on an odd address takes longer.
--
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Jeff T       "Blues with a feeling...
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