8294705: Disable an assertion in test/jdk/java/util/DoubleStreamSums/…

…CompensatedSums.java Backport-of: c08ff2c7b88e94885f6b4701654a9e47e49567b0
openjdk · Jan 27, 2023 · 644b50e · 644b50e · openjdk-notifier · Jan 27, 2023
1 parent 60d46cd
commit 644b50e
Showing 1 changed file with 8 additions and 2 deletions.
diff --git a/test/jdk/java/util/DoubleStreamSums/CompensatedSums.java b/test/jdk/java/util/DoubleStreamSums/CompensatedSums.java
@@ -91,7 +91,13 @@ public void testCompensatedSums() {
         }
 
         Assert.assertTrue(jdkParallelStreamError <= goodParallelStreamError);
-        Assert.assertTrue(badParallelStreamError >= jdkParallelStreamError);
+        /*
+         * Due to floating-point addition being inherently non-associative,
+         * and due to the unpredictable scheduling of the threads used
+         * in parallel streams, this assertion can fail intermittently,
+         * hence is suppressed for now.
+         */
+        // Assert.assertTrue(badParallelStreamError >= jdkParallelStreamError);
 
         Assert.assertTrue(goodSequentialStreamError >= jdkSequentialStreamError);
         Assert.assertTrue(naive > jdkSequentialStreamError);
@@ -144,4 +150,4 @@ static double computeFinalSum(double[] summands) {
                 ll[2] += rr[2];
             };
 
-}
+}