1 files changed, 4 insertions, 1 deletions
diff --git a/internal/ceres/canonical_views_clustering_test.cc b/internal/ceres/canonical_views_clustering_test.cc
index 78d5635..f86084a 100644
--- a/internal/ceres/canonical_views_clustering_test.cc
+++ b/internal/ceres/canonical_views_clustering_test.cc
@@ -29,6 +29,9 @@
 // Author: Sameer Agarwal (sameeragarwal@google.com)
 //         David Gallup (dgallup@google.com)
 
+// This include must come before any #ifndef check on Ceres compile options.
+#include "ceres/internal/port.h"
+
 #ifndef CERES_NO_SUITESPARSE
 
 #include "ceres/canonical_views_clustering.h"
@@ -69,7 +72,7 @@ class CanonicalViewsTest : public ::testing::Test {
   }
 
   void ComputeClustering() {
-    ComputeCanonicalViewsClustering(graph_, options_, &centers_, &membership_);
+    ComputeCanonicalViewsClustering(options_, graph_, &centers_, &membership_);
   }
 
   Graph<int> graph_;