[petsc-users] Error compiling with cuda

[Satish Balay]

NVFORTRAN (based on flang-17) does not support some F2008 features that are required here (flang-19+ should work)

Suggest using gfortran instead.

Satish

On Fri, 1 Aug 2025, Renato E Poli wrote:

>  Hi,
> 
> I see the error below when compiling with --with-cuda.
> 
> Any suggestion?
> 
> 
>          CC arch-linux-c-opt/obj/src/mat/impls/aij/seq/inode2.o
>          CC arch-linux-c-opt/obj/src/mat/impls/aij/seq/aijperm/aijperm.o
>          CC arch-linux-c-opt/obj/src/mat/impls/aij/seq/mattransposematmult.o
>          CC arch-linux-c-opt/obj/src/mat/impls/aij/seq/matptap.o
>          CC arch-linux-c-opt/obj/src/mat/impls/aij/seq/matrart.o
>          FC arch-linux-c-opt/obj/src/sys/ftn-mod/petscsysmod.o
> NVFORTRAN-S-0034-Syntax error at or near end of line
> (/opt/src/petsc-3.23.5/arch-linux-c-opt/include/../ftn/sys/petscsys.h: 6)
> NVFORTRAN-S-0034-Syntax error at or near end of line
> (/opt/src/petsc-3.23.5/arch-linux-c-opt/include/../ftn/sys/petscsys.h: 18)
> NVFORTRAN-S-0034-Syntax error at or near end of line
> (/opt/src/petsc-3.23.5/arch-linux-c-opt/include/../ftn/sys/petscsys.h: 30)
> NVFORTRAN-S-0034-Syntax error at or near end of line
> (/opt/src/petsc-3.23.5/arch-linux-c-opt/include/../ftn/sys/petscsys.h: 42)
> NVFORTRAN-S-0034-Syntax error at or near end of line
> (/opt/src/petsc-3.23.5/arch-linux-c-opt/include/../ftn/sys/petscsys.h: 54)
> NVFORTRAN-S-0034-Syntax error at or near end of line
> (/opt/src/petsc-3.23.5/arch-linux-c-opt/include/../ftn/sys/petscsys.h: 65)
> NVFORTRAN-S-0034-Syntax error at or near end of line
> (/opt/src/petsc-3.23.5/arch-linux-c-opt/include/../ftn/sys/petscsys.h: 76)
> NVFORTRAN-S-0034-Syntax error at or near end of line
> (/opt/src/petsc-3.23.5/arch-linux-c-opt/include/../ftn/sys/petscsys.h: 88)
> NVFORTRAN-S-0034-Syntax error at or near end of line
> (/opt/src/petsc-3.23.5/arch-linux-c-opt/include/../ftn/sys/petscsys.h: 100)
> NVFORTRAN-S-0034-Syntax error at or near end of line
> (/opt/src/petsc-3.23.5/arch-linux-c-opt/include/../ftn/sys/petscsys.h: 112)
> NVFORTRAN-S-0034-Syntax error at or near end of line
> (/opt/src/petsc-3.23.5/arch-linux-c-opt/include/../ftn/sys/petscsys.h: 124)
> NVFORTRAN-S-0034-Syntax error at or near end of line
> (/opt/src/petsc-3.23.5/arch-linux-c-opt/include/../ftn/sys/petscsys.h: 136)
> NVFORTRAN-S-0034-Syntax error at or near end of line
> (/opt/src/petsc-3.23.5/arch-linux-c-opt/include/../ftn/sys/petscsys.h: 148)
> NVFORTRAN-S-0034-Syntax error at or near end of line
> (/opt/src/petsc-3.23.5/arch-linux-c-opt/include/../ftn/sys/petscsys.h: 160)
> NVFORTRAN-S-0034-Syntax error at or near end of line
> (/opt/src/petsc-3.23.5/arch-linux-c-opt/include/../ftn/sys/petscviewer.h: 6)
> NVFORTRAN-S-0034-Syntax error at or near end of line
> (/opt/src/petsc-3.23.5/arch-linux-c-opt/include/../ftn/sys/petscviewer.h:
> 17)
> NVFORTRAN-S-0034-Syntax error at or near end of line
> (/opt/src/petsc-3.23.5/arch-linux-c-opt/include/../ftn/sys/petscoptions.h:
> 6)
> NVFORTRAN-S-0034-Syntax error at or near end of line
> (/opt/src/petsc-3.23.5/arch-linux-c-opt/include/../ftn/sys/petscoptions.h:
> 18)
> NVFORTRAN-S-0034-Syntax error at or near end of line
> (/opt/src/petsc-3.23.5/arch-linux-c-opt/include/../ftn/sys/petscoptions.h:
> 30)
> NVFORTRAN-S-0034-Syntax error at or near end of line
> (/opt/src/petsc-3.23.5/arch-linux-c-opt/include/../ftn/sys/petsclog.h: 5)
> NVFORTRAN-S-0034-Syntax error at or near end of line
> (/opt/src/petsc-3.23.5/arch-linux-c-opt/include/../ftn/sys/petsclog.h: 17)
> NVFORTRAN-S-0034-Syntax error at or near end of line
> (/opt/src/petsc-3.23.5/arch-linux-c-opt/include/../ftn/sys/petsclog.h: 29)
> NVFORTRAN-S-0034-Syntax error at or near end of line
> (/opt/src/petsc-3.23.5/arch-linux-c-opt/include/../ftn/sys/petscdevice.h: 6)
> NVFORTRAN-S-0034-Syntax error at or near end of line
> (/opt/src/petsc-3.23.5/arch-linux-c-opt/include/../ftn/sys/petscdevice.h:
> 17)
>   0 inform,   0 warnings,  24 severes, 0 fatal for petscsysdef
>