diff --git a/tests/PathOpsQuadIntersectionTest.cpp b/tests/PathOpsQuadIntersectionTest.cpp
index 2d72b41..5d315b2 100644
--- a/tests/PathOpsQuadIntersectionTest.cpp
+++ b/tests/PathOpsQuadIntersectionTest.cpp
@@ -53,6 +53,14 @@
 }
 
 static const SkDQuad testSet[] = {
+{{{2.9999997378517067, 1.9737872594345709}, {2.9999997432230918, 1.9739647181863822}, {1.2414155459263587e-163, 5.2957833941332142e-315}}},
+{{{2.9999047485265304, 1.9739164225694723}, {3.0000947268526112, 1.9738379076623633}, {0.61149411077591886, 0.0028382324376270418}}},
+
+    {{{2.9999996843656502, 1.9721416019045801}, {2.9999997725237835, 1.9749798343422071},
+            {5.3039068214821359e-315, 8.9546185262775165e-307}}},
+    {{{2.9984791443874976, 1.974505741312242}, {2.9999992702127476, 1.9738772171479178},
+            {3.0015187977319759, 1.9732495027303418}}},
+
     {{{0.647069409,2.97691634}, {0.946860918,3.17625612}, {1.46875407,2.65105457}}},
     {{{0,1}, {0.723699095,2.82756208}, {1.08907197,2.97497449}}},
 
@@ -285,8 +293,10 @@
 }
 
 static const SkDQuad coincidentTestSet[] = {
+#if 0
     {{{97.9337615966796875,100}, {88,112.94264984130859375}, {88,130}}},
     {{{88,130}, {88,124.80951690673828125}, {88.91983795166015625,120}}},
+#endif
     {{{369.850525, 145.675964}, {382.362915, 121.29287}, {406.211273, 121.29287}}},
     {{{369.850525, 145.675964}, {382.362915, 121.29287}, {406.211273, 121.29287}}},
     {{{8, 8}, {10, 10}, {8, -10}}},