From 9bbb30bf03b21f4bc9d19250a9f9342157b19aac Mon Sep 17 00:00:00 2001
From: Campbell Barton <ideasman42@gmail.com>
Date: Thu, 3 Apr 2014 17:12:06 +1100
Subject: [PATCH] Fix T39245: Crash when dynamic topology is enabled

Redundant decrement was crashing for systems which didnt optimize it out.
---
 extern/rangetree/range_tree.hh | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/extern/rangetree/range_tree.hh b/extern/rangetree/range_tree.hh
index a88c70281b6..919e0b04933 100644
--- a/extern/rangetree/range_tree.hh
+++ b/extern/rangetree/range_tree.hh
@@ -79,10 +79,6 @@ struct RangeTree {
 		TreeIter iter = tree.find(Range(t));
 		assert(iter != tree.end());
 		Range cur = *iter;
-		TreeIter prev = iter;
-		TreeIter next = iter;
-		--prev;
-		++next;
 
 		/* Remove the original range (note that this does not
 		   invalidate the prev/next iterators) */