From: Arnout Vandecappelle <arnout@mind.be>
To: buildroot@busybox.net
Subject: [Buildroot] [PATCH] toolchain/crosstool-NG: disable decimal floats
Date: Wed, 16 May 2012 00:33:27 +0200 [thread overview]
Message-ID: <4FB2D9B7.6050705@mind.be> (raw)
In-Reply-To: <1337116550-12175-1-git-send-email-yann.morin.1998@free.fr>
On 05/15/12 23:15, Yann E. MORIN wrote:
> Decimal floats were introduced circa gcc-4.2 or -4.3, and requires
> the floating-point environement fenv.h in the C library.
>
> The uClibc .config file used by crosstool-NG to build uClibc is the
> same as used by the internal buildroot mechanism, and explcitly
> disables fenv support.
>
> The quick workaround is to simply disable decimal floats in all
> crosstool-NG config files.
Wouldn't it be better to enable FENV in buildroot's uClibc config?
I remember there were some packages that had problems with it too.
Regards,
Arnout
--
Arnout Vandecappelle arnout at mind be
Senior Embedded Software Architect +32-16-286540
Essensium/Mind http://www.mind.be
G.Geenslaan 9, 3001 Leuven, Belgium BE 872 984 063 RPR Leuven
LinkedIn profile: http://www.linkedin.com/in/arnoutvandecappelle
GPG fingerprint: 7CB5 E4CC 6C2E EFD4 6E3D A754 F963 ECAB 2450 2F1F
next prev parent reply other threads:[~2012-05-15 22:33 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-05-15 21:15 [Buildroot] [PATCH] toolchain/crosstool-NG: disable decimal floats Yann E. MORIN
2012-05-15 22:33 ` Arnout Vandecappelle [this message]
2012-05-16 7:40 ` Peter Korsgaard
2012-05-16 7:58 ` Yann E. MORIN
2012-05-16 8:38 ` Peter Korsgaard
2012-05-16 8:39 ` Peter Korsgaard
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