From: Mathieu Malaterre <malat@debian.org>
To: "Manuel López-Ibáñez" <lopezibanez@gmail.com>
Cc: gcc-help <gcc-help@gcc.gnu.org>, Andrew Haley <aph@redhat.com>,
Markus Trippelsdorf <markus@trippelsdorf.de>
Subject: Re: -ffloat-store behavior (Re: Susprising behavior of gcc on x86 (-m32))
Date: Wed, 09 Sep 2015 13:32:00 -0000 [thread overview]
Message-ID: <CA+7wUsx1HzbTwZUwd2wBrc1PRMJmPpMnq89N07Gf7Tbyq3GYGg@mail.gmail.com> (raw)
In-Reply-To: <CAESRpQDhmKb376CPwqm1-=6S=htE888hxt0xYHd0DrZoibfxog@mail.gmail.com>
Manuel,
On Wed, Sep 9, 2015 at 11:23 AM, Manuel López-Ibáñez
<lopezibanez@gmail.com> wrote:
[...]
> The manual says: "if -fexcess-precision=standard is specified then
> excess precision follows the rules specified in ISO C99; in
> particular, both casts and assignments cause values to be rounded to
> their semantic types (whereas -ffloat-store only affects
> assignments)."
[...]
That was the important part I misread: I needed an explicit cast
and/or assignment. So documentation is crystal clear, sorry for the
noise.
But anyway as Andrew pointed out this only solve the symptoms, not the
actual bug.
-M
prev parent reply other threads:[~2015-09-09 13:32 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-09-08 20:00 Mathieu Malaterre
2015-09-08 20:05 ` Mathieu Malaterre
2015-09-08 21:31 ` Manuel López-Ibáñez
2015-09-09 5:19 ` Markus Trippelsdorf
2015-09-09 6:08 ` Mathieu Malaterre
2015-09-09 7:19 ` Mathieu Malaterre
2015-09-09 8:58 ` Andrew Haley
2015-09-09 9:24 ` Manuel López-Ibáñez
2015-09-09 13:32 ` Mathieu Malaterre [this message]
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