diff options
| author | Dimitry Andric <dim@FreeBSD.org> | 2017-12-18 20:11:54 +0000 |
|---|---|---|
| committer | Dimitry Andric <dim@FreeBSD.org> | 2017-12-18 20:11:54 +0000 |
| commit | cdf4f3055e964bb585f294cf77cb549ead82783f (patch) | |
| tree | 7bceeca766b3fbe491245bc926a083f78c35d1de /cmake/Modules/HandleCompilerRT.cmake | |
| parent | 625108084a3ec7c19c7745004c5af0ed7aa417a9 (diff) | |
Diffstat (limited to 'cmake/Modules/HandleCompilerRT.cmake')
| -rw-r--r-- | cmake/Modules/HandleCompilerRT.cmake | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/cmake/Modules/HandleCompilerRT.cmake b/cmake/Modules/HandleCompilerRT.cmake new file mode 100644 index 0000000000000..cff5031ec9b23 --- /dev/null +++ b/cmake/Modules/HandleCompilerRT.cmake @@ -0,0 +1,21 @@ +function(find_compiler_rt_library name dest) + set(dest "" PARENT_SCOPE) + set(CLANG_COMMAND ${CMAKE_CXX_COMPILER} ${SANITIZER_COMMON_CFLAGS} + "--rtlib=compiler-rt" "--print-libgcc-file-name") + if (CMAKE_CXX_COMPILER_ID MATCHES Clang AND CMAKE_CXX_COMPILER_TARGET) + list(APPEND CLANG_COMMAND "--target=${CMAKE_CXX_COMPILER_TARGET}") + endif() + execute_process( + COMMAND ${CLANG_COMMAND} + RESULT_VARIABLE HAD_ERROR + OUTPUT_VARIABLE LIBRARY_FILE + ) + string(STRIP "${LIBRARY_FILE}" LIBRARY_FILE) + string(REPLACE "builtins" "${name}" LIBRARY_FILE "${LIBRARY_FILE}") + if (NOT HAD_ERROR AND EXISTS "${LIBRARY_FILE}") + message(STATUS "Found compiler-rt ${name} library: ${LIBRARY_FILE}") + set(${dest} "${LIBRARY_FILE}" PARENT_SCOPE) + else() + message(STATUS "Failed to find compiler-rt ${name} library") + endif() +endfunction() |