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Date: Sun, 06 Jul 2014 08:52:32 +0200
From: =?ISO-8859-1?Q?V=E1clav_Zeman?= <vhaisman AT gmail DOT com>
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To: cygwin AT cygwin DOT com
Subject: Re: AVX  __m256i return value
References: <loom DOT 20140706T045633-801 AT post DOT gmane DOT org>
In-Reply-To: <loom.20140706T045633-801@post.gmane.org>
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On 6.7.2014 05:13, Roland Schulz wrote:
> Hi,
>=20
> a non-inline function which returns a __m256i causes a segfault under Cyg=
win.=20
> It seems it tries to save the return value on the stack without proper=20
> alignment:
>    0x0000000100404dcb <+153>:   mov    0x30(%rbp),%rax
> =3D> 0x0000000100404dcf <+157>:   vmovdqa %ymm0,(%rax)
>=20
> This is with GCC 4.8.3. The code is fine with GCC/Clang/ICC under Linux a=
nd=20
> MSVC/ICC under Windows. Is this a known problem or should I file a more=
=20
> detailed bug report? If so should I report this here or on the GCC bugzil=
la?

I suggest to fill the GCC bugzilla bug report.

--=20
VZ



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