Give callattr runtime ics more space

src/runtime/ics.h

@@ -68,7 +68,7 @@ protected:
 
 class CallattrIC : public RuntimeIC {
 public:
-    CallattrIC() : RuntimeIC((void*)callattr, 1, 160) {}
+    CallattrIC() : RuntimeIC((void*)callattr, 1, 320) {}
 
     Box* call(Box* obj, BoxedString* attr, CallattrFlags flags, ArgPassSpec spec, Box* arg0, Box* arg1, Box* arg2,
               Box** args, const std::vector<BoxedString*>* keyword_names) {