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add more thorough checks on Fortran and MPI support for Fortran.

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also works around issue with GNU Fortran 12 and later
This commit is contained in:
Axel Kohlmeyer
2023-01-13 11:02:24 -05:00
parent a1f5d8420a
commit 8e138161af
5 changed files with 30 additions and 15 deletions
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8
unittest/fortran/CMakeLists.txt
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@ -14,10 +14,12 @@ if(CMAKE_Fortran_COMPILER)
message(STATUS "Skipping Tests for the LAMMPS Fortran Module: cannot identify Fortran compiler")
return()
endif()
# GNU Fortran 4.8.x on RHEL/CentOS 7.x is not sufficient to compile the Fortran module. Work around flang being detected as GNU
# GNU Fortran 4.8.x on RHEL/CentOS 7.x is not sufficient to compile the Fortran module.
# Also GNU Fortran 7.x on Ubuntu18.04LTS is not sufficient. Work around flang being detected as GNU
get_filename_component(_tmp_fc ${CMAKE_Fortran_COMPILER} NAME)
if((CMAKE_Fortran_COMPILER_ID STREQUAL "GNU") AND (CMAKE_Fortran_COMPILER_VERSION VERSION_LESS 6.0) AND NOT (_tmp_fc STREQUAL "flang"))
message(FATAL_ERROR "Need GNU Fortran compiler version 6.x or later for unit testing")
if((CMAKE_Fortran_COMPILER_ID STREQUAL "GNU") AND (CMAKE_Fortran_COMPILER_VERSION VERSION_LESS 9.0) AND NOT (_tmp_fc STREQUAL "flang"))
message(STATUS "Need GNU Fortran compiler version 9.x or later for Fortran unit testing. Skipping...")
return()
endif()
get_filename_component(LAMMPS_FORTRAN_MODULE ${LAMMPS_SOURCE_DIR}/../fortran/lammps.f90 ABSOLUTE)