diff -urp coccinelle-1.0.0-rc12.orig/parsing_cocci/type_infer.ml coccinelle-1.0.0-rc12/parsing_cocci/type_infer.ml
--- coccinelle-1.0.0-rc12.orig/parsing_cocci/type_infer.ml	2012-04-15 05:36:15.000000000 -0400
+++ coccinelle-1.0.0-rc12/parsing_cocci/type_infer.ml	2012-04-15 05:58:17.000000000 -0400
@@ -130,6 +130,7 @@ let rec propagate_types env =
       T.BaseType(T.IntType)
     | T.BaseType(T.LongType)
     | T.BaseType(T.ShortType)
+    | T.BaseType(T.SizeType)
     | T.MetaType(_,_,_)
     | T.TypeName _
     | T.EnumName _