From b7c5fa84e15277443efa4cd82d0fb54921197367 Mon Sep 17 00:00:00 2001
From: zeromus <zeromus@users.noreply.github.com>
Date: Thu, 2 Jul 2015 16:40:05 -0500
Subject: [PATCH] add specified cue flags to existing data flag, don't
 overwrite it

---
 BizHawk.Emulation.DiscSystem/CUE/CUE_Compile.cs | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/BizHawk.Emulation.DiscSystem/CUE/CUE_Compile.cs b/BizHawk.Emulation.DiscSystem/CUE/CUE_Compile.cs
index bc228d0e83..811e471b0c 100644
--- a/BizHawk.Emulation.DiscSystem/CUE/CUE_Compile.cs
+++ b/BizHawk.Emulation.DiscSystem/CUE/CUE_Compile.cs
@@ -435,8 +435,9 @@ namespace BizHawk.Emulation.DiscSystem
 					{
 						if (curr_track == null)
 							Warn("Ignoring invalid flag commands outside of a track command");
-						else 
-							curr_track.Flags = (cmd as CueFile.Command.FLAGS).Flags;
+						else
+							//take care to |= it here, so the data flag doesn't get cleared
+							curr_track.Flags |= (cmd as CueFile.Command.FLAGS).Flags;
 					}
 
 					if (cmd is CueFile.Command.TRACK)