Yes, you need to use the CPPFLAGS which maybe called CPPCFLAGS I am not sure
On Nov 4, 2021, at 3:23 PM, Mark Adams <[email protected]> wrote:
Ah, CCFLAGS does not seem to work.
On Thu, Nov 4, 2021 at 3:07 PM Barry Smith <[email protected] <mailto:[email protected]>> wrote:
You have to pass in the flag to turn off the bitching about -gpu to the C preprocessor, not the C compiler.
stderr: nvc-Warning-The -gpu option has no effect unless a language-specific option to enable GPU code generation is used (e.g.: -acc, -mp=gpu, -stdpar, -cuda) Source: #include "confdefs.h" #include "conffix.h" #include <stdlib.h>
On Nov 4, 2021, at 2:49 PM, Mark Adams <[email protected] <mailto:[email protected]>> wrote:
on Perlmutter with nvhpc:
Defined make macro "CPP" to "cc --use cpp32" Preprocessing source: #include "confdefs.h" #include "conffix.h" #include <stdlib.h>
Executing: cc --use cpp32 -I/tmp/petsc-jV9U1b/config.setCompilers /tmp/petsc-jV9U1b/config.setCompilers/conftest.c Possible ERROR while running preprocessor: exit code 1 stderr: nvc-Error-Unknown switch: --use Source: <configure.log>
<configure.log>