From c01134e4a5f7b7fbedc1b3b9ddb4b0a6b8f87cbd Mon Sep 17 00:00:00 2001
From: Jose Luis Blanco Claraco <joseluisblancoc@gmail.com>
Date: Mon, 27 May 2019 10:13:53 +0200
Subject: [PATCH] misleading Key -> FactorIndex

---
 gtsam/nonlinear/ISAM2.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/gtsam/nonlinear/ISAM2.cpp b/gtsam/nonlinear/ISAM2.cpp
index 4a920a1d7..f3a78b70c 100644
--- a/gtsam/nonlinear/ISAM2.cpp
+++ b/gtsam/nonlinear/ISAM2.cpp
@@ -139,7 +139,7 @@ GaussianFactorGraph::shared_ptr ISAM2::relinearizeAffectedFactors(
 
   gttic(check_candidates_and_linearize);
   auto linearized = boost::make_shared<GaussianFactorGraph>();
-  for (Key idx : candidates) {
+  for (const FactorIndex idx : candidates) {
     bool inside = true;
     bool useCachedLinear = params_.cacheLinearizedFactors;
     for (Key key : nonlinearFactors_[idx]->keys()) {