Re: [Boost-users] [BOOST] Lots of warnings with custom config

From: Guy Létourneau (Guy.Letourneau_at_[hidden])
Date: 2006-10-10 16:39:22

Thanks John, removing -Wundef from the central build script does the job.

Guy

-----Original Message-----
From: boost-users-bounces_at_[hidden] [mailto:boost-users-bounces_at_[hidden]] On Behalf Of John Maddock
Sent: Tuesday, October 10, 2006 1:42 PM
To: boost-users_at_[hidden]
Subject: Re: [Boost-users] [BOOST] Lots of warnings with custom config

Guy Létourneau wrote:
> I'm using Boost in an embedded environment (eCos).  The processor
> architecture is Power PC.  Since this target is not one of the
> "basic" targets supported by Boost, I had to skip the automatic
> configuration using bjam (I'm doing cross-compilation using Eclipse,
> and a custom version of gcc targeting eCos).  I managed to have Boost
> work on my hardware but I'm getting a lot of warnings (> 200) when
> compiling my project.  These warnings are all of the same type:
>
>
>
> ../boost_1_33_1/includeFiles/boost/aligned_storage.hpp warning:
> "BOOST_MSVC" is not defined
>
> ../boost_1_33_1/includeFiles/boost/archive/add_facet.hpp warning:
> "BOOST_DINKUMWARE_STDLIB" is not defined
>
> ../boost_1_33_1/includeFiles/boost/detail/call_traits.hpp warning:
> "__BORLANDC__" is not defined
>
> ../boost_1_33_1/includeFiles/boost/function.hpp warning: "__IBMCPP__"
> is not defined
>
>
>
> And so forth.  Because I didn't use bjam, all those prepro variables
> aren't defined.  I'm using BOOST_NO_CONFIG in user.hpp as this setup
> seems to work fine in my environment (except for the warnings).
> Bottom line, I would like to know how to define those variables
> and/or what switch in the Boost config would be necessary so that my
> compiler stops complaining about them.  It's probably an easy one for
> you Boost gurus but I still haven't found the correct way to solve
> that.

You should *not* be defining those: they are compiler specific defines, the 
only way to suppress those would be to change the warning level of your 
compiler: there should be an option in gcc to disable that warning.

John. 

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