[Bf-blender-cvs] [445274f] master: Depsgraph: Fix typo in previous optimization commit

[Sergey Sharybin]

Commit: 445274fc4fd8d563de585c27711f8385ce4174be
Author: Sergey Sharybin
Date:   Tue Nov 15 11:30:21 2016 +0100
Branches: master
https://developer.blender.org/rB445274fc4fd8d563de585c27711f8385ce4174be

Depsgraph: Fix typo in previous optimization commit

Was a residue from another experiment, caused infinite loop when
reporting dependency cycles.

===================================================================

M	source/blender/depsgraph/intern/builder/deg_builder_cycle.cc

===================================================================

diff --git a/source/blender/depsgraph/intern/builder/deg_builder_cycle.cc b/source/blender/depsgraph/intern/builder/deg_builder_cycle.cc
index d84a590..9b37aaa 100644
--- a/source/blender/depsgraph/intern/builder/deg_builder_cycle.cc
+++ b/source/blender/depsgraph/intern/builder/deg_builder_cycle.cc
@@ -88,7 +88,7 @@ void deg_graph_detect_cycles(Depsgraph *graph)
 	}
 
 	while (!traversal_stack.empty()) {
-		StackEntry entry = traversal_stack.top();
+		StackEntry& entry = traversal_stack.top();
 		OperationDepsNode *node = entry.node;
 		bool all_child_traversed = true;
 		for (int i = node->done; i < node->outlinks.size(); ++i) {