enabled -Wshorten-64-to-32 Clang warning

Author: firewave

CMakeLists.txt

@@ -60,7 +60,6 @@ elseif (CMAKE_CXX_COMPILER_ID MATCHES "Clang")
     add_compile_options(-Wno-padded)
     add_compile_options(-Wno-sign-conversion)
     add_compile_options(-Wno-implicit-int-conversion)
-    add_compile_options(-Wno-shorten-64-to-32)
     add_compile_options(-Wno-shadow-field-in-constructor)
 
     if (CMAKE_CXX_COMPILER_VERSION VERSION_EQUAL 14 OR CMAKE_CXX_COMPILER_VERSION VERSION_GREATER 14)