Re: [Boost-build] Would like help debugging MinGW problem

Subject: Re: [Boost-build] Would like help debugging MinGW problem
From: Vladimir Prus (ghost_at_[hidden])
Date: 2010-04-19 13:08:30

On Monday 19 April 2010 20:08:07 Jeremiah Willcock wrote:

> The regression test libs/graph/test/graphviz_test.cpp is failing on all 
> MinGW platforms by throwing an unhandled exception.  The code is supposed 
> to throw an exception, but it is wrapped in a try block that specifically 
> catches the exception being thrown; this code is around line 193 in the 
> test case.  The test passes on almost all other platforms, including other 
> GCC configurations and VC++ on Windows.  Is this a problem in the 
> platform?  Are there known issues with exceptions on MinGW? 
> <URL:http://wiki.netbeans.org/MinGWInCCDevelopmentPack> suggests that the 
> compiler needs -mthreads for exceptions to work properly.  Does the 
> regression test (that doesn't use threads) work with this flag? 

If you use <threading>multi for your tests, that flag will be used (and
that's what the flag actually does). I don't know whether exceptions
and multithreading are really mixed like that on mingw.

Thanks,

--
Vladimir Prus
http://vladimir_prus.blogspot.com
Boost.Build: http://boost.org/boost-build2