Merge branch 'master' of https://github.com/Citadel-Station-13/Citadel-Station-13 into auxtools-atmos

code/__DEFINES/subsystems.dm

@@ -219,7 +219,7 @@
 ///Compile all the overlays for an atom from the cache lists
 // |= on overlays is not actually guaranteed to not add same appearances but we're optimistically using it anyway.
 #define COMPILE_OVERLAYS(A)\
-	if (TRUE) {\
+	do {\
 		var/list/ad = A.add_overlays;\
 		var/list/rm = A.remove_overlays;\
 		if(LAZYLEN(rm)){\
@@ -231,7 +231,7 @@
 			ad.Cut();\
 		}\
 		A.flags_1 &= ~OVERLAY_QUEUED_1;\
-	}
+	} while(FALSE)
 
 
 /**