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From: Cornelia Huck <cohuck@redhat.com>
To: Thomas Huth <thuth@redhat.com>,
	qemu-s390x@nongnu.org, qemu-devel@nongnu.org
Cc: Christian Borntraeger <borntraeger@de.ibm.com>
Subject: Re: [PATCH] configure: Check whether we can compile the s390-ccw bios with -msoft-float
Date: Wed, 09 Jun 2021 14:46:15 +0200	[thread overview]
Message-ID: <87fsxr1a08.fsf@redhat.com> (raw)
In-Reply-To: <20210525142032.156989-1-thuth@redhat.com>

On Tue, May 25 2021, Thomas Huth <thuth@redhat.com> wrote:

> The -msoft-float switch is not available in older versions of Clang.
> Since we rely on the compiler to not generate floating point instructions
> unexpectedly, we block those old compilers now via a test in the configure
> script. Note that for some weird reasons, the Clang compiler only complains
> about the missing soft-float support if no other flags are passed via
> "-Wl,..." to the linker. So we have to use "compile_object" instead of
> "compile_prog" for this check.
>
> Signed-off-by: Thomas Huth <thuth@redhat.com>
> ---
>  configure | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

Thanks, applied.



      parent reply	other threads:[~2021-06-09 12:48 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-05-25 14:20 [PATCH] configure: Check whether we can compile the s390-ccw bios with -msoft-float Thomas Huth
2021-05-25 14:31 ` Cornelia Huck
2021-05-25 14:40   ` Thomas Huth
2021-05-25 15:13     ` Philippe Mathieu-Daudé
2021-05-26 10:37       ` Philippe Mathieu-Daudé
2021-06-08  7:46       ` Thomas Huth
2021-06-09 12:46 ` Cornelia Huck [this message]

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