diff --git a/tests/MatrixTest.cpp b/tests/MatrixTest.cpp
index 5920eef..1511efb 100644
--- a/tests/MatrixTest.cpp
+++ b/tests/MatrixTest.cpp
@@ -39,6 +39,7 @@
     bool cheapEqual = a.cheapEqualTo(b);
     if (equal != cheapEqual) {
 #if SK_SCALAR_IS_FLOAT
+        if (equal) {
             bool foundZeroSignDiff = false;
             for (int i = 0; i < 9; ++i) {
                 float aVal = a.get(i);