diff options
Diffstat (limited to 'cmake/Modules/AddCompilerRT.cmake')
| -rw-r--r-- | cmake/Modules/AddCompilerRT.cmake | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/cmake/Modules/AddCompilerRT.cmake b/cmake/Modules/AddCompilerRT.cmake index 82947eac4..ba22927d7 100644 --- a/cmake/Modules/AddCompilerRT.cmake +++ b/cmake/Modules/AddCompilerRT.cmake @@ -1,4 +1,5 @@ include(AddLLVM) +include(ExternalProject) include(LLVMParseArguments) include(CompilerRTUtils) @@ -167,3 +168,48 @@ macro(add_compiler_rt_script name) PERMISSIONS OWNER_READ OWNER_WRITE OWNER_EXECUTE GROUP_READ GROUP_EXECUTE WORLD_READ WORLD_EXECUTE DESTINATION ${COMPILER_RT_INSTALL_PATH}/bin) endmacro(add_compiler_rt_script src name) + +# Builds custom version of libc++ and installs it in <prefix>. +# Can be used to build sanitized versions of libc++ for running unit tests. +# add_custom_libcxx(<name> <prefix> +# DEPS <list of build deps> +# CFLAGS <list of compile flags>) +macro(add_custom_libcxx name prefix) + if(NOT COMPILER_RT_HAS_LIBCXX_SOURCES) + message(FATAL_ERROR "libcxx not found!") + endif() + + parse_arguments(LIBCXX "DEPS;CFLAGS" "" ${ARGN}) + foreach(flag ${LIBCXX_CFLAGS}) + set(flagstr "${flagstr} ${flag}") + endforeach() + set(LIBCXX_CFLAGS ${flagstr}) + + if(NOT COMPILER_RT_STANDALONE_BUILD) + list(APPEND LIBCXX_DEPS clang) + endif() + + ExternalProject_Add(${name} + PREFIX ${prefix} + SOURCE_DIR ${COMPILER_RT_LIBCXX_PATH} + CMAKE_ARGS -DCMAKE_C_COMPILER=${COMPILER_RT_TEST_COMPILER} + -DCMAKE_CXX_COMPILER=${COMPILER_RT_TEST_COMPILER} + -DCMAKE_C_FLAGS=${LIBCXX_CFLAGS} + -DCMAKE_CXX_FLAGS=${LIBCXX_CFLAGS} + -DCMAKE_BUILD_TYPE=Release + -DCMAKE_INSTALL_PREFIX:PATH=<INSTALL_DIR> + ) + + ExternalProject_Add_Step(${name} force-reconfigure + DEPENDERS configure + ALWAYS 1 + ) + + ExternalProject_Add_Step(${name} clobber + COMMAND ${CMAKE_COMMAND} -E remove_directory <BINARY_DIR> + COMMAND ${CMAKE_COMMAND} -E make_directory <BINARY_DIR> + COMMENT "Clobberring ${name} build directory..." + DEPENDERS configure + DEPENDS ${LIBCXX_DEPS} + ) +endmacro() |