Re: [petsc-users] compiler error

[Satish Balay]

On Wed, 13 Jan 2016, Gideon Simpson wrote:

> I haven’t seen this before:
> 
> /mnt/HA/opt/openmpi/intel/2015/1.8.1-mlnx-ofed/bin/mpicc -o fixed_batch.o -c 
> -fPIC  -wd1572 -g   -I/home/simpson/software/petsc/include 
> -I/home/simpson/software/petsc/arch-linux2-c-debug/include 
> -I/mnt/HA/opt/openmpi/intel/2015/1.8.1-mlnx-ofed/include   -Wall 
> `pwd`/fixed_batch.c
> /home/simpson/projects/dnls/petsc/fixed_batch.c(44): warning #167: argument 
> of type "PetscScalar={PetscReal={double}} *" is incompatible with parameter 
> of type "const char *"
>       PetscOptionsGetScalar(NULL,"-xmax",&xmax,NULL);
>                                          ^
> 
> /home/simpson/projects/dnls/petsc/fixed_batch.c(44): error #165: too few 
> arguments in function call
>       PetscOptionsGetScalar(NULL,"-xmax",&xmax,NULL);

Try:

      PetscOptionsGetScalar(NULL,NULL,"-xmax",&xmax,NULL);

Satish