Modules/Compiler/NVHPC-Fortran.cmake - third_party/github.com/Kitware/CMake - Git at Google

 include(Compiler/PGI-Fortran)
 include(Compiler/NVHPC)
 __compiler_nvhpc(Fortran)
 set(CMAKE_Fortran_PREPROCESS_SOURCE_EXCLUDE_FLAGS_REGEX "(^| )-Werror +[a-z][a-z-]+( |$)")
	include(Compiler/PGI-Fortran)
	include(Compiler/NVHPC)
	__compiler_nvhpc(Fortran)
	set(CMAKE_Fortran_PREPROCESS_SOURCE_EXCLUDE_FLAGS_REGEX "(^\| )-Werror +[a-z][a-z-]+( \|$)")