[committed] Fortran: Prefer GCC internal macros to float.h in ISO_Fortran_binding.h (was: [PATCH, Fortran] Revert to non-multilib-specific ISO_Fortran_binding.h)

[Tobias Burnus]

On 17.09.21 08:03, Gerald Pfeifer wrote:

> On Tue, 14 Sep 2021, Gerald Pfeifer wrote:
>>> And, related, does the following make sense and fixes the issue?
>>>
>>> --- a/libgfortran/ISO_Fortran_binding.h
>>> +++ b/libgfortran/ISO_Fortran_binding.h
>>> @@ -228,5 +228,5 @@ extern int CFI_setpointer (CFI_cdesc_t *, CFI_cdesc_t *,
>>> const CFI_index_t []);
>>>
>>>   /* This is the 80-bit encoding on x86; Fortran assigns it kind 10.  */
>>> -#elif (LDBL_MANT_DIG == 64 \
>>> +#elif ((LDBL_MANT_DIG == 64 || LDBL_MANT_DIG == 53) \
>>>          && LDBL_MIN_EXP == -16381 \
>>>          && LDBL_MAX_EXP == 16384)
>> Yes, with this patch (on top of current trunk) i586-freebsd-* is back
>> in bootstrap land. :)
> Neither this (which fixes the bootstrap) nor Sandra's rewrite (which
> does not, but seemed generally liked) has been committed.
I have now committed the attached patch as r12-3621. It includes the
patch by Sandra
https://gcc.gnu.org/pipermail/gcc-patches/2021-September/579372.html
(approved 3 days ago) plus adding the "== 53" similar to above.

Hopefully, we can now close this issue.

Tobias

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