From: FX <fxcoudert@gmail.com>
To: gfortran <fortran@gcc.gnu.org>,
gcc-patches <gcc-patches@gcc.gnu.org>,
joost.vandevondele@mat.ethz.ch,
Dominique Dhumieres <dominiq@lps.ens.fr>
Subject: Re: [PATCH, Fortan] fix initialization of flag_errno_math and flag_associative_math
Date: Mon, 02 Jun 2014 20:15:00 -0000 [thread overview]
Message-ID: <E8E71366-3768-4FB3-93EC-53F3D4B7E651@gmail.com> (raw)
> Why do you want -fno-math-errno to be the default for gfortran?
> AFAICT such default is not documented and the flag works
> (checked on your test gfortran.dg/errnocheck_1.f90).
It should be the default, and it used to be. Fortran doesn’t care about math routines setting errno (its existence is specified in C & C++ standards, but not in the Fortran standard). If I understand correctly, Joost’s patch just adapts this to a new flag handling mechanism.
FX
next reply other threads:[~2014-06-02 20:15 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-06-02 20:15 FX [this message]
2014-06-05 12:54 ` VandeVondele Joost
2014-06-05 13:07 ` Janne Blomqvist
2014-06-05 14:37 ` Dominique Dhumieres
2014-07-30 14:04 ` VandeVondele Joost
-- strict thread matches above, loose matches on Subject: below --
2014-05-31 11:01 Dominique Dhumieres
2014-06-02 6:08 ` VandeVondele Joost
2014-05-30 19:22 VandeVondele Joost
2014-08-18 15:48 ` VandeVondele Joost
2014-08-19 10:04 ` Janne Blomqvist
2014-08-19 10:07 ` VandeVondele Joost
2014-08-19 10:28 ` Janne Blomqvist
2014-08-20 7:10 ` VandeVondele Joost
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