From 6e16f0c5dca1c980455438df6c689570a508cd17 Mon Sep 17 00:00:00 2001
From: feos <feos-theos@yandex.ru>
Date: Wed, 16 Sep 2015 21:44:42 +0300
Subject: [PATCH] tastudio: thanks for letting a ulong overflow backwards.

---
 BizHawk.Client.Common/movie/tasproj/TasStateManager.cs | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/BizHawk.Client.Common/movie/tasproj/TasStateManager.cs b/BizHawk.Client.Common/movie/tasproj/TasStateManager.cs
index 468c5506e4..42b56c82b6 100644
--- a/BizHawk.Client.Common/movie/tasproj/TasStateManager.cs
+++ b/BizHawk.Client.Common/movie/tasproj/TasStateManager.cs
@@ -713,6 +713,7 @@ namespace BizHawk.Client.Common
 					BranchStates[kvp.Key] = stateList;
 				}
 				stateList.Add(branchHash, kvp.Value);
+				Used += (ulong)stateList[branchHash].Length;
 			}
 			currentBranch = _movie.BranchCount;
 		}
@@ -772,9 +773,7 @@ namespace BizHawk.Client.Common
 
 				stateList.Remove(branchHash);
 				if (stateList.Count == 0)
-				{
-					BranchStates[kvp.Key] = null;
-				}
+					BranchStates.Remove(kvp.Key);
 			}
 
 			// AddBranch
@@ -791,8 +790,8 @@ namespace BizHawk.Client.Common
 					BranchStates[kvp.Key] = stateList;
 				}
 				stateList.Add(branchHash, kvp.Value);
+				Used += (ulong)stateList[branchHash].Length;
 			}
-
 			currentBranch = index;
 		}