diff -Nru a/intern/cycles/CMakeLists.txt b/intern/cycles/CMakeLists.txt --- a/intern/cycles/CMakeLists.txt 2017-09-12 05:44:17.000000000 +0200 +++ b/intern/cycles/CMakeLists.txt 2017-09-14 18:44:39.973724228 +0200 @@ -98,7 +98,7 @@ set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -ffast-math -fno-finite-math-only") endif() -if(CXX_HAS_SSE) +if(CXX_HAS_SSE AND SUPPORT_SSE2_BUILD) add_definitions( -DWITH_KERNEL_SSE2 -DWITH_KERNEL_SSE3