X-Git-Url: http://nitlanguage.org

diff --git a/src/interpreter/naive_interpreter.nit b/src/interpreter/naive_interpreter.nit
index e297f9c..aa95eb4 100644
--- a/src/interpreter/naive_interpreter.nit
+++ b/src/interpreter/naive_interpreter.nit
@@ -857,8 +857,15 @@ redef class AMethPropdef
 				return v.int_instance(args[0].to_i.bin_xor(args[1].to_i))
 			else if pname == "bin_not" then
 				return v.int_instance(args[0].to_i.bin_not)
+			else if pname == "int_to_s_len" then
+				return v.int_instance(recvval.to_s.length)
 			else if pname == "native_int_to_s" then
-				return v.native_string_instance(recvval.to_s)
+				var s = recvval.to_s
+				var srecv = args[1].val.as(Buffer)
+				srecv.clear
+				srecv.append(s)
+				srecv.add('\0')
+				return null
 			else if pname == "strerror_ext" then
 				return v.native_string_instance(recvval.strerror)
 			end