diff options
Diffstat (limited to 'cmake/Modules/LLVMCheckCompilerLinkerFlag.cmake')
| -rw-r--r-- | cmake/Modules/LLVMCheckCompilerLinkerFlag.cmake | 35 |
1 files changed, 0 insertions, 35 deletions
diff --git a/cmake/Modules/LLVMCheckCompilerLinkerFlag.cmake b/cmake/Modules/LLVMCheckCompilerLinkerFlag.cmake deleted file mode 100644 index f61ec0585f9a..000000000000 --- a/cmake/Modules/LLVMCheckCompilerLinkerFlag.cmake +++ /dev/null @@ -1,35 +0,0 @@ -include(CMakePushCheckState) - -include(CheckCompilerFlag OPTIONAL) - -if(NOT COMMAND check_compiler_flag) - include(CheckCCompilerFlag) - include(CheckCXXCompilerFlag) -endif() - -function(llvm_check_compiler_linker_flag lang flag out_var) - # If testing a flag with check_c_compiler_flag, it gets added to the compile - # command only, but not to the linker command in that test. If the flag - # is vital for linking to succeed, the test would fail even if it would - # have succeeded if it was included on both commands. - # - # Therefore, try adding the flag to CMAKE_REQUIRED_FLAGS, which gets - # added to both compiling and linking commands in the tests. - - cmake_push_check_state() - set(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} ${flag}") - if(COMMAND check_compiler_flag) - check_compiler_flag("${lang}" "" ${out_var}) - else() - # Until the minimum CMAKE version is 3.19 - # cmake builtin compatible, except we assume lang is C or CXX - if("${lang}" STREQUAL "C") - check_c_compiler_flag("" ${out_var}) - elseif("${lang}" STREQUAL "CXX") - check_cxx_compiler_flag("" ${out_var}) - else() - message(FATAL_ERROR "\"${lang}\" is not C or CXX") - endif() - endif() - cmake_pop_check_state() -endfunction() |