FindMPI: Add support for the Fujitsu compiler wrappers

Co-Author: Yuichiro Utsumi <[email protected]>

Modules/FindMPI.cmake

@@ -277,6 +277,11 @@ set(_MPI_Fortran_GENERIC_COMPILER_NAMES    mpif95   mpif95_r  mpf95   mpf95_r
                                            mpif77   mpif77_r  mpf77   mpf77_r
                                            mpifc)
 
+#Fujitsu cross/own compiler names
+set(_MPI_Fujitsu_C_COMPILER_NAMES        mpifccpx mpifcc)
+set(_MPI_Fujitsu_CXX_COMPILER_NAMES      mpiFCCpx mpiFCC)
+set(_MPI_Fujitsu_Fortran_COMPILER_NAMES  mpifrtpx mpifrt)
+
 # GNU compiler names
 set(_MPI_GNU_C_COMPILER_NAMES              mpigcc mpgcc mpigcc_r mpgcc_r)
 set(_MPI_GNU_CXX_COMPILER_NAMES            mpig++ mpg++ mpig++_r mpg++_r mpigxx)
@@ -337,7 +342,7 @@ set(_MPI_XL_Fortran_COMPILER_NAMES         mpixlf95   mpixlf95_r mpxlf95 mpxlf95
 # pick up the right settings for it.
 foreach (LANG IN ITEMS C CXX Fortran)
   set(_MPI_${LANG}_COMPILER_NAMES "")
-  foreach (id IN ITEMS GNU Intel IntelLLVM MSVC PGI XL)
+  foreach (id IN ITEMS Fujitsu FujitsuClang GNU Intel IntelLLVM MSVC PGI XL)
     if (NOT CMAKE_${LANG}_COMPILER_ID OR CMAKE_${LANG}_COMPILER_ID STREQUAL id)
       foreach(_COMPILER_NAME IN LISTS _MPI_${id}_${LANG}_COMPILER_NAMES)
         list(APPEND _MPI_${LANG}_COMPILER_NAMES ${_COMPILER_NAME}${MPI_EXECUTABLE_SUFFIX})