1 files changed, 1 insertions, 0 deletions
diff --git a/gm/bigmatrix.cpp b/gm/bigmatrix.cpp
index d207ed1a22..31c0a381fa 100644
--- a/gm/bigmatrix.cpp
+++ b/gm/bigmatrix.cpp
@@ -40,6 +40,7 @@ protected:
         paint.setAntiAlias(true);
 
         bool success = m.invert(&m);
+        SkASSERT(success);
 
         SkPath path;