1 files changed, 6 insertions, 0 deletions
diff --git a/src/pathops/SkPathOpsCurve.h b/src/pathops/SkPathOpsCurve.h
index 2b50864e5b..7823146d78 100644
--- a/src/pathops/SkPathOpsCurve.h
+++ b/src/pathops/SkPathOpsCurve.h
@@ -358,12 +358,18 @@ static void (* const CurveDIntersectRay[])(const SkDCurve& , const SkDLine& , Sk
 };
 
 static int line_intercept_h(const SkPoint a[2], SkScalar , SkScalar y, double* roots) {
+    if (a[0].fY == a[1].fY) {
+        return false;
+    }
     SkDLine line;
     roots[0] = SkIntersections::HorizontalIntercept(line.set(a), y);
     return between(0, roots[0], 1);
 }
 
 static int line_intercept_v(const SkPoint a[2], SkScalar , SkScalar x, double* roots) {
+    if (a[0].fX == a[1].fX) {
+        return false;
+    }
     SkDLine line;
     roots[0] = SkIntersections::VerticalIntercept(line.set(a), x);
     return between(0, roots[0], 1);