From: Peter Korsgaard <jacmet@uclibc.org>
To: buildroot@busybox.net
Subject: [Buildroot] [PATCH] toolchain/crosstool-NG: disable decimal floats
Date: Wed, 16 May 2012 09:40:37 +0200 [thread overview]
Message-ID: <87ehqkr2tm.fsf@macbook.be.48ers.dk> (raw)
In-Reply-To: <4FB2D9B7.6050705@mind.be> (Arnout Vandecappelle's message of "Wed, 16 May 2012 00:33:27 +0200")
>>>>> "Arnout" == Arnout Vandecappelle <arnout@mind.be> writes:
Arnout> 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.
Arnout> Wouldn't it be better to enable FENV in buildroot's uClibc config?
It's afaik only available for i386, and even then I believe some things
are missing.
--
Bye, Peter Korsgaard
next prev parent reply other threads:[~2012-05-16 7:40 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
2012-05-16 7:40 ` Peter Korsgaard [this message]
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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