Re: [Boost-users] SUN CC 5.2 support in Boost 1.43?

Subject: Re: [Boost-users] SUN CC 5.2 support in Boost 1.43?
From: Max S. Kaznady (max.kaznady_at_[hidden])
Date: 2010-09-26 16:16:06

Sorry, that's Sun CC 5.11, not 5.2.

On Sun, Sep 26, 2010 at 2:47 PM, Max S. Kaznady <max.kaznady_at_[hidden]> wrote:
> Hi,
>
> I wrote a C++ project using OpenMP, GCC and Boost. When I enable
> nested parallelism (omp_set_nested(1)), repeated runs of the same
> piece of code produce different results, which suggests that there is
> a race condition somewhere, but I do not see anything wrong with the
> logic of my code, so I decided to use Sun Studio's Thread Analyzer to
> analyze my code. This requires me to build my project with Sun's CC
> 5.2, which fails with the following warning message from Boost:
>
> "/h/96/g4max/local/boost64/include/boost/numeric/ublas/detail/config.hpp",
> line 170: Error: #error Your compiler and/or configuration is
> unsupported by this verions of uBLAS. Define
> BOOST_UBLAS_UNSUPPORTED_COMPILER=0 to override this message. Boost
> 1.32.0 includes uBLAS with support for many older compilers..
>
> Is it even possible to compile Boost 1.43 with Sun's CC? I tried
> setting user-config.jam and then build with:
> ./bootstrap.sh --prefix=/install_dir
> ./bjam --user-config=user-config.jam -j16 toolset=sun
> ./bjam install
>
> where user-config.jam is:
> using sun : 5.2 : /my_sun_location/CC : -library=stlport4
> -features=tmplife -features=tmplrefstatic ;
>
> I get a lot of warnings and error messages...
>
> So, my questions are:
> 1) What is the best way to check parallel code for race conditions
> using some free tool?
> 2) If one such free tool is Sun Studio, then how can I get Boost
> working with it?
> 3) If someone here knows OpenMP, could it be that omp_set_nested()
> produces a race condition within a Boost library? My codes run fine
> with omp_set_dynamic(1), but as soon as I enable nesting I get race
> conditions.
>
> Thanks!
> Max
>