Determine whether the CPU has SSE4.2 features.
Defined in <SDL3/SDL_cpuinfo.h>
bool SDL_HasSSE42(void);
(bool) Returns true if the CPU has SSE4.2 features or false if not.
This always returns false on CPUs that aren't using Intel instruction sets.
It is safe to call this function from any thread.
This function is available since SDL 3.1.3.