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Re: [PATCH] math: support platforms with limited FP rounding orexception support
- From: "Joseph S. Myers" <joseph at codesourcery dot com>
- To: Andreas Schwab <schwab at linux-m68k dot org>
- Cc: Chris Metcalf <cmetcalf at tilera dot com>, Bruno Haible <bruno at clisp dot org>,<libc-alpha at sourceware dot org>
- Date: Mon, 16 Jul 2012 18:35:01 +0000
- Subject: Re: [PATCH] math: support platforms with limited FP rounding orexception support
- References: <Pine.LNX.4.64.1205131001470.23868@digraph.polyomino.org.uk><4FAFA5D6.4020704@tilera.com> <Pine.LNX.4.64.1205151043180.31080@digraph.polyomino.org.uk><201205151641.q4FGflm6003865@gx-1.internal.tilera.com> <m24np7zlx7.fsf@igel.home>
On Mon, 16 Jul 2012, Andreas Schwab wrote:
> > +#if FE_ALL_EXCEPT == 0
>
> That doesn't work. The macro is not required to be suitable for
> preprocessor expressions, and this effectively disables the test for
> everyone. Fixed as attached.
It *is* required to be suitable for #if directives; that it isn't is part
of bug 3439.
--
Joseph S. Myers
joseph@codesourcery.com