Index: src/objc_properties.m
==================================================================
--- src/objc_properties.m
+++ src/objc_properties.m
@@ -40,16 +40,24 @@
 			switch (copy) {
 			case 0:
 				*ptr = [value retain];
 				break;
 			case 2:
+				/*
+				 * Apple uses this to indicate that the copy
+				 * should be mutable. Please hit them for
+				 * abusing a poor BOOL!
+				 */
 				*ptr = [value mutableCopy];
 				break;
 			default:
 				*ptr = [value copy];
 			}
+
 			[old release];
+
+			return;
 		}
 	}
 
 	id *ptr = (id*)((char*)self + offset);
 	id old = *ptr;
@@ -57,12 +65,17 @@
 	switch (copy) {
 	case 0:
 		*ptr = [value retain];
 		break;
 	case 2:
+		/*
+		 * Apple uses this to indicate that the copy should be mutable.
+		 * Please hit them for abusing a poor BOOL!
+		 */
 		*ptr = [value mutableCopy];
 		break;
 	default:
 		*ptr = [value copy];
 	}
+
 	[old release];
 }