Re: [Bug-gsl] GSL failed to pass ``make check'' while compiled with LLVM

[Brian Gough]

At Mon, 19 Apr 2010 14:11:13 +0100,
Yan Zhou wrote:
> I tried to compile GSL successfully with LLVM. But failed to pass
> the ``make check''.
> 
> The following is the specification of my machine.
> 
> Mac OS X 10.6.3; Intel Core 2 Duo 2.4G; 4G RAM; XCode 3.2.2;
> Compiler: Clang-1.02, distributed with Xcode, back-end llvm
>                    llvm-gcc-4.2, distributed with Xcode, back-end
> llvm
> 
> The attachment is the log file for both compiler. The compile is
> successful but the check failed. I also compiled GSL using the apple
> version of GCC-4.2, also distributed with Xcode. The check passed in
> the later case.
> 
> I will test GSL with LLVM backend on other OS while I got the
> resources.

Thanks for your email.  Given the size of the relative errors O(10^-3)
compared with the expected relative error of O(10^-12) it suggests a
problem with LLVM itself, rather than GSL.  

If the tests pass with standard version of GCC, I would advise you to
stick with GCC instead.

-- 
Brian Gough

GNU Scientific Library -
http://www.gnu.org/software/gsl/