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From: Carlos O'Donell <carlos@codesourcery.com>
To: Marco Trudel <mtrudel@gmx.ch>
Cc: gcc-help@gcc.gnu.org, gcc-patches@gcc.gnu.org
Subject: Re: [PATCH] Making double precision constants work with -fsingle-precision-constant [was: Re: current subversion (rev 115032) compiling issues]
Date: Wed, 28 Jun 2006 16:27:00 -0000	[thread overview]
Message-ID: <20060628162557.GE2179@lios> (raw)
In-Reply-To: <44A24588.6000907@gmx.ch>

On Wed, Jun 28, 2006 at 11:02:00AM +0200, Marco Trudel wrote:
> Your patch http://gcc.gnu.org/ml/gcc-patches/2005-12/msg00790.html seems 
> to break cross-compiling for windows, see attached forwarded message.

> >Ok, next Problem:
> >$GCC_BUILD_DIR/i686-pc-mingw32/libstdc++-v3/include/limits:1011: error: 
> >'__FLT_HAS_DENORM__' was not declared in this scope
> >$GCC_BUILD_DIR/i686-pc-mingw32/libstdc++-v3/include/limits:1068: error: 
> >'__DBL_HAS_DENORM__' was not declared in this scope
> >$GCC_BUILD_DIR/i686-pc-mingw32/libstdc++-v3/include/limits:1125: error: 
> >'__LDBL_HAS_DENORM__' was not declared in this scope
> >
> >Here I'm stuck because I'm unable to find the defining header or source 
> >file for these constants... Any ideas?

The values of these definitions are computed by the compiler in gcc/c-cppbuiltins.c
(c_cpp_builtins).

Can you provide preprocessed source without macro expansion? I'm curious
why a Windows hosted toolchain doesn't call c_cpp_builtins.

Cheers,
Carlos.
-- 
Carlos O'Donell
CodeSourcery
carlos@codesourcery.com
(650) 331-3385 x716

  reply	other threads:[~2006-06-28 16:27 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-06-27  9:19 current subversion (rev 115032) compiling issues Marco Trudel
2006-06-28  9:02 ` [PATCH] Making double precision constants work with -fsingle-precision-constant [was: Re: current subversion (rev 115032) compiling issues] Marco Trudel
2006-06-28 16:27   ` Carlos O'Donell [this message]
2006-06-30 19:27     ` Marco Trudel

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