diff --git a/include/SDL3/SDL_atomic.h b/include/SDL3/SDL_atomic.h
index 1ec0753da3..bbd5828df3 100644
--- a/include/SDL3/SDL_atomic.h
+++ b/include/SDL3/SDL_atomic.h
@@ -275,6 +275,9 @@ extern SDL_DECLSPEC void SDLCALL SDL_MemoryBarrierAcquireFunction(void);
  */
 #define SDL_MemoryBarrierAcquire() SDL_MemoryBarrierAcquireFunction()
 
+#elif SDL_HAS_BUILTIN(__atomic_thread_fence) || (defined(__GNUC__) && (__GNUC__ >= 5))
+#define SDL_MemoryBarrierRelease()   __atomic_thread_fence(__ATOMIC_RELEASE)
+#define SDL_MemoryBarrierAcquire()   __atomic_thread_fence(__ATOMIC_ACQUIRE)
 #elif defined(__GNUC__) && (defined(__powerpc__) || defined(__ppc__))
 #define SDL_MemoryBarrierRelease()   __asm__ __volatile__ ("lwsync" : : : "memory")
 #define SDL_MemoryBarrierAcquire()   __asm__ __volatile__ ("lwsync" : : : "memory")