[PATCH] Add support for -funsigned-bitfields

Renato Golin renato.golin at linaro.org
Tue Jan 28 14:28:58 PST 2014

On 28 January 2014 21:10, Richard Smith <metafoo at gmail.com> wrote:

> Compatibility with GCC is a means to an end -- we primarily aim to be
> compatible with GCC in order to make it easy for people to move code
> between GCC and Clang. Is there some particular code that relies on this?
> Is there a good reason to think it's better to implement this feature in
> Clang rather than fixing the code that relies on it?

IIUC, this is in GCC because it was an old RVCT feature, and it was so
probably because an ancient user needed for some obscure reason that was
only valid on a very narrow embedded context.

Maybe ARM folks can explain the rationale behind this on any modern

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