From: Peter Korsgaard <jacmet@uclibc.org>
To: buildroot@busybox.net
Subject: [Buildroot] [PATCH] toolchain/crosstool-NG: disable decimal floats
Date: Wed, 16 May 2012 10:39:52 +0200 [thread overview]
Message-ID: <871umkr02v.fsf@macbook.be.48ers.dk> (raw)
In-Reply-To: <1337116550-12175-1-git-send-email-yann.morin.1998@free.fr> (Yann E. MORIN's message of "Tue, 15 May 2012 23:15:50 +0200")
>>>>> "Yann" == Yann E MORIN <yann.morin.1998@free.fr> writes:
Yann> Decimal floats were introduced circa gcc-4.2 or -4.3, and requires
Yann> the floating-point environement fenv.h in the C library.
Yann> The uClibc .config file used by crosstool-NG to build uClibc is the
Yann> same as used by the internal buildroot mechanism, and explcitly
Yann> disables fenv support.
Yann> The quick workaround is to simply disable decimal floats in all
Yann> crosstool-NG config files.
Yann> In the long run, it might be better to check this situation, and/or
Yann> add code and/or options in crosstool-NG to handle this (but it is
Yann> much more involved, and this workaround is sane).
Committed, thanks.
--
Bye, Peter Korsgaard
prev parent reply other threads:[~2012-05-16 8:39 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
2012-05-16 7:58 ` Yann E. MORIN
2012-05-16 8:38 ` Peter Korsgaard
2012-05-16 8:39 ` Peter Korsgaard [this message]
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