[petsc-dev] Intel compilers + CUDA

[Matthew Knepley]

On Fri, Feb 24, 2012 at 11:06 AM, John Fettig <john.fettig at gmail.com> wrote:

> On Fri, Feb 24, 2012 at 11:56 AM, Satish Balay <balay at mcs.anl.gov> wrote:
>
>> for one I mistyped the option - it should be: --with-cudac='nvcc -ccbin
>> icc'
>>
>> But then - should it not be c++? [as cuda internally uses g++ - not gcc].
>> So
>>
>> --with-cudac='nvcc -ccbin icpc'.
>>
>> But this gives me all kinds of wierd errors in configure.log.. Maybe
>> it won't work [with intel compilers]..
>>
>
> CUDA .cu files are written in C with some extensions (that are handled by
> nvcc and not the passed compiler), so I think you have to use a C
> compiler.  You can't write C++ in a .cu file.
>

I do not think this is correct. You can have C++.

   Matt


>
> John
>
>


-- 
What most experimenters take for granted before they begin their
experiments is infinitely more interesting than any results to which their
experiments lead.
-- Norbert Wiener
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