janky memcpy fix

1 files changed, 9 insertions, 1 deletions

diff --git a/src/all.c b/src/all.c
index 43b5d13..37a57c9 100644
--- a/src/all.c
+++ b/src/all.c
@@ -1,6 +1,14 @@
 #include <stddef.h>
 #include <stdint.h>
 
+#if SDL
+#include <string.h>
+#define xmemcpy memcpy
+#else
+#define xmemcpy __builtin_memcpy
+#endif
+
+
 typedef struct {
 	unsigned char r, g, b, a;
 } Color;
@@ -122,7 +130,7 @@ static void update(Game *game, uint64_t now, Arena a) {
 	if (game->state.playing && game->state.lastTick + TICK_LENGTH <= now) {
 		game->state.lastTick = now;
 		State *lastState = new(&a, 1, State);
-		__builtin_memcpy(lastState, game, sizeof(State));
+		xmemcpy(lastState, game, sizeof(State));
 
 		for (int x = 0; x < GRIDWIDTH; x++) {
 			for (int y = 0; y < GRIDHEIGHT; y++) {