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cmake_minimum_required(VERSION 3.10)
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project(FortranC C Fortran)
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# Skip this test for compilers not known to be compatible.
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if(NOT (CMAKE_C_COMPILER_ID STREQUAL CMAKE_Fortran_COMPILER_ID OR
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"${CMAKE_C_COMPILER_ID}-${CMAKE_Fortran_COMPILER_ID}" MATCHES "^(MSVC-Intel|(GNU|Clang)-(LLVMFlang|LFortran))$"))
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message(STATUS "${CMAKE_C_COMPILER_ID} C and ${CMAKE_Fortran_COMPILER_ID} Fortran not known to be compatible!")
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return()
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endif()
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# Wipe out all FortranCInterface information to ensure it re-runs.
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file(REMOVE_RECURSE ${CMAKE_BINARY_DIR}/CMakeFiles/FortranCInterface)
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if(FortranC_TEST_FLAGS)
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# Test whether FortranCInterface checks see C flags.
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set(ENV{TEST_OPT_CC} "--test-opt-cc=1")
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set(CMAKE_C_FLAGS "$ENV{TEST_OPT_CC} ${CMAKE_C_FLAGS}")
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# Test whether FortranCInterface checks see Fortran flags.
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set(ENV{TEST_OPT_FC} "--test-opt-fc=1")
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set(CMAKE_Fortran_FLAGS "$ENV{TEST_OPT_FC} ${CMAKE_Fortran_FLAGS}")
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endif()
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include(FortranCInterface)
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FortranCInterface_VERIFY()
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