Re: PATCH to c-commonc.c, preliminary for PR/3865 fix

[Richard Henderson <rth at redhat dot com>]

On Fri, Aug 30, 2002 at 01:18:17PM -0700, Zack Weinberg wrote:
> 3) Do we _really_ have targets where bit endianness != byte
>    endianness?

Yes, though iirc it's impossible to tell from C.  It's a
hardware bit numbering thing only.

>    Same question
>    about (integer) byte endianness and word endianness; there I know
>    code exists that blindly assumes the two are the same.

Definitely.  The best example here is the ARM, which has,
in some circumstances, "backward" word ordering for floats.

That said, I don't think it's needed in this situation at
all.  More on that in another message....


r~