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Re: generalized lvalues -- patch outline
>>>>> "Eric" == Eric Botcazou <ebotcazou@libertysurf.fr> writes:
>> The average C programmer would not have thought to use this
>> extension unless they just decided one day to try it or they
>> actually read the gcc documentation (which I know almost nobody
>> does).
Eric> I disagree: *((int *)p)++ was accepted by virtually all the
Eric> good old compilers: GCC 2.x, Microsoft, Borland, Watcom. This
Eric> is a natural idiom when you're manipulating images with
Eric> different color depths ...
... or doing alignment-optimized copying. I've seen this notation in
our code, and I'm pretty sure the author didn't get it from the GCC
docs. It's a natural thing to write -- unless you ARE a language
lawyer and understand the hairy details of precisely what is an lvalue
and what is not.
paul