From a5ff904b33f93f848270eef1f05101903a6f0f0e Mon Sep 17 00:00:00 2001
From: Connor McLaughlin <stenzek@gmail.com>
Date: Tue, 28 Apr 2020 20:30:16 +1000
Subject: [PATCH] SPU: Clear ENDX flag on key on

---
 src/core/spu.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/core/spu.cpp b/src/core/spu.cpp
index 7e21a88c1..c74369154 100644
--- a/src/core/spu.cpp
+++ b/src/core/spu.cpp
@@ -697,7 +697,10 @@ void SPU::Execute(TickCount ticks)
         key_off_register >>= 1;
 
         if (key_on_register & 1u)
+        {
+          m_endx_register &= ~(1u << voice);
           m_voices[voice].KeyOn();
+        }
         key_on_register >>= 1;
       }