Merge topic 'FindMPI-pgi-spectrum-mpi-wrappers' into release-3.17

cd449c6175 FindMPI: Add the pgi compiler wrapper names used by IBM Spectrum MPI

Acked-by: Kitware Robot <[email protected]>
Merge-request: !4598

Modules/FindMPI.cmake

@@ -298,9 +298,9 @@ else()
 endif()
 
 # PGI compiler names
-set(_MPI_PGI_C_COMPILER_NAMES              mpipgcc mppgcc)
-set(_MPI_PGI_CXX_COMPILER_NAMES            mpipgCC mppgCC)
-set(_MPI_PGI_Fortran_COMPILER_NAMES        mpipgf95 mpipgf90 mppgf95 mppgf90 mpipgf77 mppgf77)
+set(_MPI_PGI_C_COMPILER_NAMES              mpipgicc mpipgcc mppgcc)
+set(_MPI_PGI_CXX_COMPILER_NAMES            mpipgic++ mpipgCC mppgCC)
+set(_MPI_PGI_Fortran_COMPILER_NAMES        mpipgifort mpipgf95 mpipgf90 mppgf95 mppgf90 mpipgf77 mppgf77)
 
 # XLC MPI Compiler names
 set(_MPI_XL_C_COMPILER_NAMES               mpxlc      mpxlc_r    mpixlc     mpixlc_r)