Index: trunk/src/layer_ui.h
===================================================================
--- trunk/src/layer_ui.h	(revision 18334)
+++ trunk/src/layer_ui.h	(revision 18335)
@@ -43,7 +43,7 @@
 #define GVT_ELEM_TYPE pcb_layer_t
 #define GVT_SIZE_TYPE size_t
 #define GVT_DOUBLING_THRS 64
-#define GVT_START_SIZE 4
+#define GVT_START_SIZE 64
 #define GVT_FUNC
 #define GVT_SET_NEW_BYTES_TO 0
 #include <genvector/genvector_impl.h>