diff --git a/tests/InfRectTest.cpp b/tests/InfRectTest.cpp
index fc9c6eb..bcdbf4a 100644
--- a/tests/InfRectTest.cpp
+++ b/tests/InfRectTest.cpp
@@ -1,35 +1,40 @@
 #include "Test.h"
 #include "SkRect.h"
 
+static float make_zero() {
+    return sk_float_sin(0);
+}
+
 // Tests that hasValidCoordinates() will reject any rect with +/-inf values
 // as one of its coordinates.
 static void TestInfRect(skiatest::Reporter* reporter) {
+    float zero = make_zero();
 
     SkRect rect = SkRect::MakeXYWH(10.0f, 10.0f, 100.0f, 100.0f);
     REPORTER_ASSERT(reporter, rect.hasValidCoordinates());
 
-    rect = SkRect::MakeXYWH(10.0f, 10.0f, 100.0f, 1.0f/0.0f); // Make 'inf' value without numeric_limits.
+    rect = SkRect::MakeXYWH(10.0f, 10.0f, 100.0f, 1.0f/zero); // Make 'inf' value without numeric_limits.
     REPORTER_ASSERT(reporter, !rect.hasValidCoordinates());
 
-    rect = SkRect::MakeXYWH(10.0f, 10.0f, 1.0f/0.0f, 100.0f);
+    rect = SkRect::MakeXYWH(10.0f, 10.0f, 1.0f/zero, 100.0f);
     REPORTER_ASSERT(reporter, !rect.hasValidCoordinates());
 
-    rect = SkRect::MakeXYWH(1.0f/0.0f, 10.0f, 100.0f, 100.0f);
+    rect = SkRect::MakeXYWH(1.0f/zero, 10.0f, 100.0f, 100.0f);
     REPORTER_ASSERT(reporter, !rect.hasValidCoordinates());
 
-    rect = SkRect::MakeXYWH(10.0f, 1.0f/0.0f, 100.0f, 100.0f);
+    rect = SkRect::MakeXYWH(10.0f, 1.0f/zero, 100.0f, 100.0f);
     REPORTER_ASSERT(reporter, !rect.hasValidCoordinates());
 
-    rect = SkRect::MakeXYWH(10.0f, 10.0f, 100.0f, -1.0f/0.0f);
+    rect = SkRect::MakeXYWH(10.0f, 10.0f, 100.0f, -1.0f/zero);
     REPORTER_ASSERT(reporter, !rect.hasValidCoordinates());
 
-    rect = SkRect::MakeXYWH(10.0f, 10.0f, -1.0f/0.0f, 100.0f);
+    rect = SkRect::MakeXYWH(10.0f, 10.0f, -1.0f/zero, 100.0f);
     REPORTER_ASSERT(reporter, !rect.hasValidCoordinates());
 
-    rect = SkRect::MakeXYWH(-1.0f/0.0f, 10.0f, 100.0f, 100.0f);
+    rect = SkRect::MakeXYWH(-1.0f/zero, 10.0f, 100.0f, 100.0f);
     REPORTER_ASSERT(reporter, !rect.hasValidCoordinates());
 
-    rect = SkRect::MakeXYWH(10.0f, -1.0f/0.0f, 100.0f, 100.0f);
+    rect = SkRect::MakeXYWH(10.0f, -1.0f/zero, 100.0f, 100.0f);
     REPORTER_ASSERT(reporter, !rect.hasValidCoordinates());
 }