From cb2e9475c2947ad323333665196336847e0a8398 Mon Sep 17 00:00:00 2001
From: "v.audacity" <v.audacity@47890b92-0858-11df-a26f-8b716316a5bc>
Date: Thu, 16 Aug 2012 20:15:53 +0000
Subject: [PATCH] Clayton's bug557_4.patch for
 http://bugzilla.audacityteam.org/show_bug.cgi?id=557

---
 lib-src/sbsms/src/sms.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib-src/sbsms/src/sms.cpp b/lib-src/sbsms/src/sms.cpp
index 7a6c3520d..dc242aacd 100644
--- a/lib-src/sbsms/src/sms.cpp
+++ b/lib-src/sbsms/src/sms.cpp
@@ -1667,6 +1667,7 @@ void SMS :: add(grain *g0, grain *g1, grain *g2, int c)
       p; ) {
     TrackPoint *pn = p->pn;
     if(p->m2 < m2min) {
+      if(p->m2 < 0) { p->m2 = 0; }
       p->absorb();
       delete p;
     }