From bb3b865883a901c2fb69380c779b3edbbbce5ff6 Mon Sep 17 00:00:00 2001
From: Sameer Agarwal <sameeragarwal@google.com>
Date: Tue, 22 Jul 2014 10:45:24 -0700
Subject: [PATCH] Add sstream header to solver.cc

Thanks to Filippo Basso for reporting this.

Change-Id: I45059cd66bad9d26e706fc3011f714cf60121320
---
 internal/ceres/solver.cc | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/internal/ceres/solver.cc b/internal/ceres/solver.cc
index e99ddc9bb..e5895f293 100644
--- a/internal/ceres/solver.cc
+++ b/internal/ceres/solver.cc
@@ -29,11 +29,13 @@
 // Author: keir@google.com (Keir Mierle)
 //         sameeragarwal@google.com (Sameer Agarwal)
 
+#include "ceres/internal/port.h"
 #include "ceres/solver.h"
 
 #include <iostream>  // NOLINT
+#include <sstream>   // NOLINT
 #include <vector>
-#include "ceres/internal/port.h"
+
 #include "ceres/problem.h"
 #include "ceres/problem_impl.h"
 #include "ceres/program.h"