test/hotspot/jtreg/compiler/c1/Test8211100.java
changeset 54200 af3f568cbd2d
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/hotspot/jtreg/compiler/c1/Test8211100.java	Wed Mar 20 11:51:43 2019 +0300
@@ -0,0 +1,52 @@
+/*
+ * Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+/**
+ * @test
+ * @bug 8211100
+ * @summary hotspot C1 issue with comparing long numbers on x86 32-bit
+ *
+ * @run main/othervm -XX:+PrintCompilation -XX:CompileOnly=compiler.c1.Test8211100::test
+ *                   -XX:CompileCommand=quiet compiler.c1.Test8211100
+ */
+
+package compiler.c1;
+
+public class Test8211100 {
+    private static final int ITERATIONS = 100_000;
+
+    public static void main(String[] args) {
+        for (int i = 0; i < ITERATIONS; i++) {
+            test(4558828911L,
+                 4294967296L);
+        }
+    }
+
+    private static void test(long one, long two) {
+        while (true) {
+            if (one >= two) {
+                break;
+            }
+        }
+    }
+}