From 4340cf8637a77bd17f8655c158dd809f31fe0720 Mon Sep 17 00:00:00 2001
From: ShawnYun <yangxiaoyun@neo.org>
Date: Tue, 23 Jun 2020 16:38:28 +0800
Subject: [PATCH] fix ret bug (#307)

---
 src/Neo.Compiler.MSIL/MSIL/Converter.cs | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/Neo.Compiler.MSIL/MSIL/Converter.cs b/src/Neo.Compiler.MSIL/MSIL/Converter.cs
index fa9ae64e2..47a5a892f 100644
--- a/src/Neo.Compiler.MSIL/MSIL/Converter.cs
+++ b/src/Neo.Compiler.MSIL/MSIL/Converter.cs
@@ -148,7 +148,7 @@ public NeoModule Convert(ILModule _in, ConvOption option = null)
                 logger.Log("Insert _initialize().");
             }
 
-            var attr = outModule.mapMethods.Values.Where(u => u.inSmartContract).Select(u => u.type.attributes.ToArray()).FirstOrDefault();
+            var attr = outModule.mapMethods.Values.Where(u => u.inSmartContract).Select(u => u.type?.attributes.ToArray()).FirstOrDefault();
             if (attr?.Length > 0)
             {
                 outModule.attributes.AddRange(attr);
@@ -431,8 +431,8 @@ private int ConvertCode(ILMethod method, OpCode src, NeoMethod to)
                     Convert1by1(VM.OpCode.NOP, src, to);
                     break;
                 case CodeEx.Ret:
-                    //return was handled outside
-                    Insert1(VM.OpCode.RET, null, to);
+                    // return was handled outside
+                    Convert1by1(VM.OpCode.RET, src, to);
                     break;
                 case CodeEx.Pop:
                     Convert1by1(VM.OpCode.DROP, src, to);