Index: src/OFObject.m
==================================================================
--- src/OFObject.m
+++ src/OFObject.m
@@ -780,11 +780,11 @@
 
 - autorelease
 {
 	/*
 	 * Cache OFAutoreleasePool since class lookups are expensive with the
-	 * GNU runtime.
+	 * GNU ABI.
 	 */
 	if (autoreleasePool == Nil)
 		autoreleasePool = [OFAutoreleasePool class];
 
 	[autoreleasePool addObject: self];

Index: src/runtime/class.m
==================================================================
--- src/runtime/class.m
+++ src/runtime/class.m
@@ -81,11 +81,12 @@
 		dtable = objc_sparsearray_new();
 
 	for (ml = cls->methodlist; ml != NULL; ml = ml->next)
 		for (i = 0; i < ml->count; i++)
 			objc_sparsearray_set(dtable,
-			    ml->methods[i].sel.uid, ml->methods[i].imp);
+			    (uint32_t)ml->methods[i].sel.uid,
+			    ml->methods[i].imp);
 
 	if ((cats = objc_categories_for_class(cls)) != NULL) {
 		for (i = 0; cats[i] != NULL; i++) {
 			unsigned int j;