From 6111dce0e88184e85d106f2c2d9cb88d40f81ad0 Mon Sep 17 00:00:00 2001
From: Christoph Hertzberg <chtz@informatik.uni-bremen.de>
Date: Tue, 28 Aug 2018 18:33:24 +0200
Subject: [PATCH] gcc thinks this may not be initialized

---
 unsupported/test/NonLinearOptimization.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/unsupported/test/NonLinearOptimization.cpp b/unsupported/test/NonLinearOptimization.cpp
index 1d682dd83..f0c336c15 100644
--- a/unsupported/test/NonLinearOptimization.cpp
+++ b/unsupported/test/NonLinearOptimization.cpp
@@ -565,7 +565,7 @@ void testLmdif1()
 
   // do the computation
   lmdif_functor functor;
-  DenseIndex nfev;
+  DenseIndex nfev = -1; // initialize to avoid maybe-uninitialized warning
   info = LevenbergMarquardt<lmdif_functor>::lmdif1(functor, x, &nfev);
 
   // check return value