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From: "rmaguire314 at gmail dot com" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug target/103980] -Wdouble-promotion triggers on s390x when it shouldn't.
Date: Wed, 12 Jan 2022 17:44:17 +0000	[thread overview]
Message-ID: <bug-103980-4-m3A81C2YNJ@http.gcc.gnu.org/bugzilla/> (raw)
In-Reply-To: <bug-103980-4@http.gcc.gnu.org/bugzilla/>

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103980

--- Comment #8 from Ryan <rmaguire314 at gmail dot com> ---
(In reply to Andrew Pinski from comment #7)
> It might be the case Wdouble-promotion is just useless on s390 if you
> configure your compiler with --enable-s390-excess-float-precision which was
> only added for GCC11, so basically between GCC 7 and GCC 10.x, the default
> was to promote all float to double for s390.

It still seems odd that the warning is only produced when the -std flag is set,
and only when comparisons are made.

  parent reply	other threads:[~2022-01-12 17:44 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-01-11 20:02 [Bug c/103980] New: " rmaguire314 at gmail dot com
2022-01-11 20:15 ` [Bug c/103980] " pinskia at gcc dot gnu.org
2022-01-11 20:54 ` joseph at codesourcery dot com
2022-01-11 21:06 ` pinskia at gcc dot gnu.org
2022-01-11 21:33 ` joseph at codesourcery dot com
2022-01-11 22:22 ` rmaguire314 at gmail dot com
2022-01-12  2:04 ` [Bug target/103980] " pinskia at gcc dot gnu.org
2022-01-12  2:06 ` pinskia at gcc dot gnu.org
2022-01-12 17:44 ` rmaguire314 at gmail dot com [this message]
2022-01-12 18:12 ` pinskia at gcc dot gnu.org

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