Re: [Boost-build] boost library compile error on Linux 3.2.2-5

Subject: Re: [Boost-build] boost library compile error on Linux 3.2.2-5
From: é×ÁÎ ôËÁÞÅ× (itkachev_at_[hidden])
Date: 2012-11-30 02:09:58

I'm guessing 'Red hat 3.2.2-5' refers to RHEL, and 3.2.2 is the version of gcc 
used in compiling the OS.

As far as I know, gcc versions below 4 are not supported by boost anyways.

On Fri, 30 Nov 2012, Vladimir Prus wrote:

> On 30.11.2012 01:23, Lynn Johnson wrote:
>> We have a large Windows application that I am trying to port to Linux. 
>> Our group has decided to check out Boost the boost libraries for
>> this port.  I have downloaded and expanded the Boost .tar file 
>> (boost_1_52_0) and am following the instructions listed on the Boost 
>> “Getting
>> Started on Unix variants” page.  My OS is a virtual machine running Red hat 
>> Linux 3.2.2-5.  This is the linux version our customer has.
>> 
>> I have  successfully executed ./bootstrap.sh to set up prefixes and 
>> specified  “—with-libraries” for the thread library.  When I run “./b2
>> install” all compiles are failing with the error “cclplus: unrecognized 
>> option ‘-Wextra’ “
>> 
>> I would like to try compiling with this option set to “-W” instead of 
>> –Wextra but I have been unable to find the Boost file that lists the
>> compiler options.  I’ve googled and seen mention of a 
>> boost/status/compiler.cfg file but that file does not exist in the 
>> boost/status
>> directory that was unpacked today.  I tried running a “find” command from 
>> the boost_1_52_0 directory and came up empty.
>> 
>> Can someone tell me where the compiler options are declared so I can alter 
>> them?  Any suggestions you have are greatly appreciated.
>
> Hi Lynn,
>
> the compiler options are set in tools/build/v2/tools/gcc.jam - but, I don't 
> see -Wextra there. It appears that the thread library
> adds it here:
>
>
> 	libs/thread/build/Jamfile.v2
>
> if you remove the line that say:
>
> 	<toolset>gcc:<cxxflags>-Wextra
>
> that option will not be passed to the compiler.
>
> Note that I am not quite sure which Linux you have. If 3.2.2-5 refers to your 
> kernel version, then it is of very little interest when building Boost.
>
> HTH,
> Volodya
>
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