builtin_check_c_compiler_flag(-fvisibility=hidden COMPILER_RT_HAS_VISIBILITY_HIDDEN_FLAG)
builtin_check_c_compiler_flag(-fomit-frame-pointer COMPILER_RT_HAS_OMIT_FRAME_POINTER_FLAG)
builtin_check_c_compiler_flag(-ffreestanding COMPILER_RT_HAS_FREESTANDING_FLAG)
-builtin_check_c_compiler_flag(-mfloat-abi=soft COMPILER_RT_HAS_FLOAT_ABI_SOFT_FLAG)
-builtin_check_c_compiler_flag(-mfloat-abi=hard COMPILER_RT_HAS_FLOAT_ABI_HARD_FLAG)
-builtin_check_c_compiler_flag(-static COMPILER_RT_HAS_STATIC_FLAG)
builtin_check_c_compiler_source(COMPILER_RT_HAS_ATOMIC_KEYWORD
"
add_subdirectory(macho_embedded)
darwin_add_builtin_libraries(${BUILTIN_SUPPORTED_OS})
else ()
- append_string_if(COMPILER_RT_HAS_STD_C99_FLAG -std=gnu99 maybe_stdc99)
+ set(BUILTIN_CFLAGS "")
+ append_list_if(COMPILER_RT_HAS_STD_C99_FLAG -std=gnu99 BUILTIN_CFLAGS)
+
+ # These flags would normally be added to CMAKE_C_FLAGS by the llvm
+ # cmake step. Add them manually if this is a standalone build.
+ if(COMPILER_RT_STANDALONE_BUILD)
+ append_list_if(COMPILER_RT_HAS_FPIC_FLAG -fPIC BUILTIN_CFLAGS)
+ append_list_if(COMPILER_RT_HAS_FNO_BUILTIN_FLAG -fno-builtin BUILTIN_CFLAGS)
+ append_list_if(COMPILER_RT_HAS_VISIBILITY_HIDDEN_FLAG -fvisibility=hidden BUILTIN_CFLAGS)
+ if(NOT COMPILER_RT_DEBUG)
+ append_list_if(COMPILER_RT_HAS_OMIT_FRAME_POINTER_FLAG -fomit-frame-pointer BUILTIN_CFLAGS)
+ endif()
+ append_list_if(COMPILER_RT_HAS_FREESTANDING_FLAG -ffreestanding BUILTIN_CFLAGS)
+ endif()
foreach (arch ${BUILTIN_SUPPORTED_ARCH})
if (CAN_TARGET_${arch})
STATIC
ARCHS ${arch}
SOURCES ${${arch}_SOURCES}
- CFLAGS ${maybe_stdc99}
+ CFLAGS ${BUILTIN_CFLAGS}
PARENT_TARGET builtins)
endif ()
endforeach ()