[petsc-users] PETSc 3.5.2 on Mac OS X Yosemite, configuring gives C preprocessor error

Barry Smith bsmith at mcs.anl.gov
Sun Jan 18 14:48:23 CST 2015


  We need configure.log 

   You do not need --download-blaslapack Apple always has them

   Suggest just running without passing the compiler names also. 

  Barry

> On Jan 18, 2015, at 2:45 PM, Justin Dong <jdong217 at gmail.com> wrote:
> 
> Hi all,
> 
> I just updated to OS X Yosemite. I have the latest XCode and also reinstalled command line developer tools.
> 
> When I try to install PETSc, I get the following error:
> 
> ./configure --with-cc=gcc --with-cxx=g++ --with-fc=gfortran --download-fblaslapack --download-mpich --with-debugging=0
> 
> ===============================================================================
> 
>              Configuring PETSc to compile on your system                       
> 
> ===============================================================================
> 
> TESTING: checkCPreprocessor from config.setCompilers(config/BuildSystem/config/setCompilers.py:568)                        *******************************************************************************
> 
>          UNABLE to CONFIGURE with GIVEN OPTIONS    (see configure.log for details):
> 
> -------------------------------------------------------------------------------
> 
> Cannot find a C preprocessor
> 
> *******************************************************************************
> 
> 
> 
> Can someone explain to me what's going on here?
> 
> 
> 
> Thanks,
> 
> Justin
> 



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