We use binary copying for POD types since it results in a considerably better code at least on MSVC. -We use binary copying for POD types since it results in a considerably better code at least on MSVC.

A SkBaseMutex is a POD structure that can be directly initialized at declaration time with SK_DECLARE_STATIC GLOBAL_MUTEX. This avoids the generation of a static initializer in the final machine code (and a corresponding static finalizer).

POD character, std::char traits specialization Source Code for Embedded Linux.