[petsc-dev] Compiling C code with C compiler

Satish Balay balay at mcs.anl.gov
Mon Apr 4 21:11:45 CDT 2011


On Mon, 4 Apr 2011, Sean Farley wrote:

> >
> > ok '-x c++' is getting rid of the warning.
> >
> > asterix:/home/balay/junk>clang sizeof.c
> > asterix:/home/balay/junk>clang++ sizeof.c
> > clang: warning: treating 'c' input as 'c++' when in C++ mode, this behavior
> > is deprecated
> > asterix:/home/balay/junk>clang++ -x c++ sizeof.c
> > asterix:/home/balay/junk>
> 
> 
> Yes, and the other way works too:
> 
> $ clang++ -x c sizeof.c

But why would I do that? The whole point of  invoking 'clang++' is to to compile the
code as 'C++' - not as 'C'

Satish



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