Disabled unused argument warning when compiling with clang-cl (#276)

Build/CMakeLists.txt

@@ -102,6 +102,7 @@ if (("${CMAKE_SYSTEM_NAME}" STREQUAL "Windows" OR "${CMAKE_SYSTEM_NAME}" STREQUA
 		set(CMAKE_STATIC_LINKER_FLAGS_RELEASE "/LTCG")
 	elseif ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang")
 		set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /showFilenames")
+		set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Qunused-arguments") # Clang emits warnings about unused arguments such as /MP and /GL
 		if (USE_AVX512)
 			set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -mavx512f -mavx512vl -mavx512dq -mavx2 -mbmi -mpopcnt -mlzcnt -mf16c")
 		elseif (USE_AVX2)