Provided by: libsdl3-doc_3.2.20+ds-2_all 

NAME
SDL_SSE3_INTRINSICS - Defined if (and only if) the compiler supports Intel SSE3 intrinsics.
SYNOPSIS
#include <SDL3/SDL_intrin.h>
#define SDL_SSE3_INTRINSICS 1
DESCRIPTION
If this macro is defined, SDL will have already included <pmmintrin.h>
AVAILABILITY
This macro is available since SDL 3.2.0.
SEE ALSO
SDL_SSE_INTRINSICS(3), SDL_SSE2_INTRINSICS(3), SDL_SSE4_1_INTRINSICS(3), SDL_SSE4_2_INTRINSICS(3)
Simple Directmedia Layer SDL 3.2.20 SDL_SSE3_INTRINSICS(3)