[petsc-dev] ccache sucks!

[Barry Smith]

 but doesn’t ./configure bypass CC and CXX :-)

On Sep 6, 2014, at 9:54 PM, Satish Balay <balay at mcs.anl.gov> wrote:

> On Sat, 6 Sep 2014, Barry Smith wrote:
> 
>> 
>>  The first configure fails with ccache, removing it does not fail
> 
>>>>>>> 
> stderr:
> clang: warning: argument unused during compilation: '-I /var/folders/c1/ldz_dt8n2r3dtwv_chp5pfr40000gq/T/petsc-a0322M/config.setCompilers'
> <<<<<<<
> 
> https://code.google.com/p/chromium/wiki/CCacheMac says use:
> 
> CC="ccache clang -Qunused-arguments"
> CXX="ccache clang++ -Qunused-arguments"
> 
> Satish