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[CMake] [darwin] [builtins] Match clang_darwin.mk's compiler flags when building builtin libraries 

On Darwin we have a very restrictive set of flags used when building the builtins. This change makes CMake match autoconf.

llvm-svn: 248523
This commit is contained in:
Chris Bieneman 2015-09-24 18:26:34 +00:00
parent 2fe0efcc69
commit 9b788a452b
1 changed files with 14 additions and 2 deletions
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16
compiler-rt/cmake/Modules/CompilerRTDarwinUtils.cmake
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@ -187,6 +187,18 @@ endfunction()
# Generates builtin libraries for all operating systems specified in ARGN. Each
# OS library is constructed by lipo-ing together single-architecture libraries.
macro(darwin_add_builtin_libraries)
if(CMAKE_CONFIGURATION_TYPES)
foreach(type ${CMAKE_CONFIGURATION_TYPES})
set(CMAKE_C_FLAGS_${type} -O3)
set(CMAKE_CXX_FLAGS_${type} -O3)
endforeach()
else()
set(CMAKE_CXX_FLAGS_${CMAKE_BUILD_TYPE} -O3)
endif()
set(CMAKE_C_FLAGS "-fPIC -fvisibility=hidden -DVISIBILITY_HIDDEN -Wall -fomit-frame-pointer")
set(CMAKE_CXX_FLAGS ${CMAKE_C_FLAGS})
set(CMAKE_ASM_FLAGS ${CMAKE_C_FLAGS})
foreach (os ${ARGN})
list_union(DARWIN_BUILTIN_ARCHS DARWIN_${os}_ARCHS BUILTIN_SUPPORTED_ARCH)
foreach (arch ${DARWIN_BUILTIN_ARCHS})
@ -195,7 +207,7 @@ macro(darwin_add_builtin_libraries)
OS ${os}
ARCH ${arch}
SOURCES ${${arch}_SOURCES}
CFLAGS "-std=c99" -arch ${arch} -mkernel -Wno-pedantic
CFLAGS -arch ${arch} -mkernel
DEFS KERNEL_USE
PARENT_TARGET builtins)
@ -220,7 +232,7 @@ macro(darwin_add_builtin_libraries)
OS ${os}
ARCH ${arch}
SOURCES ${${arch}_SOURCES}
CFLAGS "-std=c99" -arch ${arch}
CFLAGS -arch ${arch}
PARENT_TARGET builtins)
endforeach()