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1#2#//===----------------------------------------------------------------------===//3#//4#// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.5#// See https://llvm.org/LICENSE.txt for license information.6#// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception7#//8#//===----------------------------------------------------------------------===//9#10 11# Checking a fortran compiler flag12# There is no real trivial way to do this in CMake, so we implement it here13# this will have ${boolean} = TRUE if the flag succeeds, otherwise false.14function(libomp_check_fortran_flag flag boolean)15 if(NOT DEFINED "${boolean}")16 set(retval TRUE)17 set(fortran_source18" program hello19 print *, \"Hello World!\"20 end program hello")21 22 # Compiling as a part of runtimes introduces ARCH-unknown-linux-gnu as a23 # part of a working directory. So adding a guard for unknown.24 set(failed_regexes "[Ee]rror;[Uu]nknown[^-];[Ss]kipping")25 include(CheckFortranSourceCompiles)26 check_fortran_source_compiles("${fortran_source}" ${boolean} FAIL_REGEX "${failed_regexes}")27 set(${boolean} ${${boolean}} PARENT_SCOPE)28 endif()29endfunction()30