Re: [patch]: Add check for stdint header

[Kai Tietz <ktietz70@googlemail.com>]

2009/9/4 Tobias Burnus <burnus@net-b.de>:
> Paolo Bonzini wrote:
>> You can use GCC_STDINT_TYPES (new in this version) instead of
>> GCC_HEADER_STDINT since GCC does not need int_leastNN_t and int_fastNN_t.
>
> That is not completely true. The Fortran front end needs to know the
> storage size of the int_{least,fast}*_t in order to make the
> c_int_{least,fast}*_t kind parameters available in the ISO_C_BINDING
> module (for interoperability with C). The size needs to match the one on
> the target system in order that C and Fortran can interoperate.
>
> I have not checked whether the change affects this (cf.
> gcc/fortran/iso-c-binding.def and users of this file), but one should
> check this before submittal.
>
> Tobias
>

The fortan frontend file iso-c-binding.def depends on target type
nodes of gcc. These are covered by target's stdint definitions, and
not by the build system's stdint header. So there is no mixture
possible AFAIKS (as bootstrap had already shown, too).

Kai

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