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Re: [PATCH, PR 50744] Prevent overflows in IPA-CP


On Sun, Dec 4, 2011 at 4:37 PM, Richard Guenther
<richard.guenther@gmail.com> wrote:
> On Sun, Dec 4, 2011 at 4:31 PM, Eric Botcazou <ebotcazou@adacore.com> wrote:
>>> This introduces host-dependent code generation differences, right?
>>> You can simply use int64_t for code that is run on the host only.
>>
>> Well, no, there is an entire file dedicated to this business (hwint.h).
>
> No to what? ?To the fact that HOST_WIDEST_INT is host-dependent
> and thus should not be used to drive code generation? ?Or no to the
> fact that we can (and do) use int64_t as host integer type?

Btw, I'd say we should document that hosting GCC on a platform that
does not support a 64bit integer type is no longer supported (that
includes a host compiler that exposes such type in some way).

Richard.

> Richard.
>
>> --
>> Eric Botcazou


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