explicitly include libc++ with clang

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Riccardo Spagni 2015-05-26 11:07:58 +02:00
parent 8cd6072090
commit 5001489353
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1 changed files with 6 additions and 1 deletions

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@ -278,10 +278,15 @@ else()
endif() endif()
set(USE_LTO ${USE_LTO_DEFAULT} CACHE BOOL "Use Link-Time Optimization (Release mode only)") set(USE_LTO ${USE_LTO_DEFAULT} CACHE BOOL "Use Link-Time Optimization (Release mode only)")
# There is a clang bug that does not allow to compile code that uses AES-NI intrinsics if -flto is enabled, so explicitly disable
if(CMAKE_CXX_COMPILER_ID STREQUAL "Clang") if(CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
# There is a clang bug that does not allow to compile code that uses AES-NI intrinsics if -flto is enabled, so explicitly disable
set(USE_LTO false) set(USE_LTO false)
# explicitly define stdlib for older versions of clang
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -stdlib=libc++")
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -stdlib=libc++")
endif() endif()
if(USE_LTO) if(USE_LTO)
set(RELEASE_FLAGS "${RELEASE_FLAGS} -flto") set(RELEASE_FLAGS "${RELEASE_FLAGS} -flto")
if(STATIC) if(STATIC)