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From: "pinskia at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug c++/66239] Unoptimized sqrt(float or double) returns wrong values for ARM Cortex-A8 -mfloat-abi=[soft,softfp]
Date: Thu, 21 May 2015 17:33:00 -0000	[thread overview]
Message-ID: <bug-66239-4-ADdQxOwAhd@http.gcc.gnu.org/bugzilla/> (raw)
In-Reply-To: <bug-66239-4@http.gcc.gnu.org/bugzilla/>

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66239

Andrew Pinski <pinskia at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |WAITING
   Last reconfirmed|                            |2015-05-21
     Ever confirmed|0                           |1

--- Comment #4 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
(In reply to ktkachov from comment #3)
> Considering that the -O0 version is the only one that ends up calling the
> library functions, perhaps there's something wrong with your math library?
> I'm using newlib for arm-none-eabi

Or maybe the libm that is not using the correct ABI.  Since you did not place
how you built gcc, it is hard to tell right away.


  parent reply	other threads:[~2015-05-21 17:33 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-05-21 10:56 [Bug c++/66239] New: " maciej.andrzejewski at data dot pl
2015-05-21 15:28 ` [Bug c++/66239] " ramana at gcc dot gnu.org
2015-05-21 16:53 ` ktkachov at gcc dot gnu.org
2015-05-21 17:33 ` pinskia at gcc dot gnu.org [this message]
2015-06-08 15:59 ` maciej.andrzejewski at data dot pl
2015-06-08 15:59 ` maciej.andrzejewski at data dot pl

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