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Subject: Re: [Boost-build] [darwin][jam][g++-4.2] darwin build command adds '-Wno-long-double', unsupported in Mac gcc?
From: Vladimir Prus (ghost_at_[hidden])
Date: 2009-02-19 01:09:02

On Thursday 19 February 2009 07:34:01 Dean Michael Berris wrote:
> Hi Guys,
> I'm using Boost 1.38's packaged Boost.Build release and I'm trying it
> out on a Mac. Im trying to use the preview version of GCC 4.2 for the
> Mac, and Boost.Build adds the '-Wno-long-double' flag to the compiler
> that GCC on the Mac doesn't support.
> My user-config.jam file contains just the following line:
> using darwin : 4.2 : g++-4.2 : <cxxflags>-ftree-vectorizer
> <cxxflags>-msse <cxxflags>-msse2 ;
> Am I missing anything obvious? If not, how do I go about addressing this?

You should download the nightly build from, which has
a fix for this problem.

- Volodya

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