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#
#//===----------------------------------------------------------------------===//
#//
#// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
#// See https://llvm.org/LICENSE.txt for license information.
#// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
#//
#//===----------------------------------------------------------------------===//
#
# Checking a fortran compiler flag
# There is no real trivial way to do this in CMake, so we implement it here
# this will have ${boolean} = TRUE if the flag succeeds, otherwise false.
function(libomp_check_fortran_flag flag boolean)
if(NOT DEFINED "${boolean}")
set(retval TRUE)
set(fortran_source
" program hello
print *, \"Hello World!\"
end program hello")
# Compiling as a part of runtimes introduces ARCH-unknown-linux-gnu as a
# part of a working directory. So adding a guard for unknown.
set(failed_regexes "[Ee]rror;[Uu]nknown[^-];[Ss]kipping")
include(CheckFortranSourceCompiles)
check_fortran_source_compiles("${fortran_source}" ${boolean} FAIL_REGEX "${failed_regexes}")
set(${boolean} ${${boolean}} PARENT_SCOPE)
endif()
endfunction()
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