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From: "Václav Zeman" <vhaisman@gmail.com>
To: cygwin@cygwin.com
Subject: Re: AVX  __m256i return value
Date: Sun, 06 Jul 2014 06:53:00 -0000	[thread overview]
Message-ID: <53B8F230.2060206@gmail.com> (raw)
In-Reply-To: <loom.20140706T045633-801@post.gmane.org>

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On 6.7.2014 05:13, Roland Schulz wrote:
> Hi,
> 
> a non-inline function which returns a __m256i causes a segfault under Cygwin. 
> It seems it tries to save the return value on the stack without proper 
> alignment:
>    0x0000000100404dcb <+153>:   mov    0x30(%rbp),%rax
> => 0x0000000100404dcf <+157>:   vmovdqa %ymm0,(%rax)
> 
> This is with GCC 4.8.3. The code is fine with GCC/Clang/ICC under Linux and 
> MSVC/ICC under Windows. Is this a known problem or should I file a more 
> detailed bug report? If so should I report this here or on the GCC bugzilla?

I suggest to fill the GCC bugzilla bug report.

-- 
VZ



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      reply	other threads:[~2014-07-06  6:53 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-07-06  3:15 Roland Schulz
2014-07-06  6:53 ` Václav Zeman [this message]

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