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Subject: Re: [OMPI devel] RFC: Add SunStudio/Libtool helper script for post-configure
From: George Bosilca (bosilca_at_[hidden])
Date: 2008-11-19 11:05:55


We're still using STL ? I was pretty much sure that we removed this
dependency a while ago ?

   george.

On Nov 19, 2008, at 09:11 , Ethan Mallove wrote:

> ----------------------------------------------------------------------------
> WHAT: Add patch-libtool-for-sun-studio.pl script
>
> ----------------------------------------------------------------------------
> WHY:
>
> There are a couple issues with SunStudio and Libtool:
>
> 1. The SunStudio libCrun/libCstd C++ libs get linked into Open
> MPI by
> libtool, which can lead to STL incompatibilities on Solaris
> 2. Libtool uses the wrong linker flags for C++ and Fortran (on
> Linux Sun
> Studio)
>
> Benefits of the fix:
>
> 1. Anyone can easily build Open MPI using SunStudio
> 2. Nightly MTT Linux/SunStudio runs will pass
> 3. We can remove (most) of the Open MPI SunStudio building FAQ:
> http://www.open-mpi.org/faq/?category=building#build-sun-compilers
>
> ----------------------------------------------------------------------------
> WHERE: See attached patch; config/patch-libtool-for-sun-studio.pl and
> configure.ac
>
> ----------------------------------------------------------------------------
> WHEN: Soon
>
> ----------------------------------------------------------------------------
> TIMEOUT: Later
>
> ----------------------------------------------------------------------------
>
> One concern is that there's no precedent in Open MPI for patching
> libtool
> *after* configure (we only patch libtool beforehand in autogen.sh).
> The
> problem is that this particular libtool "patch" should only be used
> in the
> case of Sun Studio which is not known until configure-time, and
> there does
> not seem to be a generic patch that we could apply before configure.
>
> -Ethan
> <patch-libtool-for-sun-
> studio.diff>_______________________________________________
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