test/hotspot/jtreg/compiler/loopstripmining/UnexpectedNodeInOuterLoopWhenCloning.java
changeset 50503 f07979db6cb2
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/hotspot/jtreg/compiler/loopstripmining/UnexpectedNodeInOuterLoopWhenCloning.java	Mon Jun 11 14:16:43 2018 +0200
@@ -0,0 +1,65 @@
+/*
+ * Copyright (c) 2018, Red Hat, Inc. 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 8202747
+ * @summary C2: assert(mode == ControlAroundStripMined && use == sfpt) failed: missed a node
+ *
+ * @run main/othervm -Xcomp -Xbatch -XX:CompileOnly=UnexpectedNodeInOuterLoopWhenCloning -XX:-TieredCompilation UnexpectedNodeInOuterLoopWhenCloning
+ *
+ */
+
+public class UnexpectedNodeInOuterLoopWhenCloning {
+
+    public static final int N = 400;
+
+    public static double dFld=0.37026;
+    public static int iArrFld[]=new int[N];
+
+    public static void vMeth() {
+
+        int i5=6, i6=-42538, i7=-209, i8=163, i10=-4, i11=191;
+        boolean b=true;
+        double dArr[]=new double[N];
+
+        for (i5 = 3; i5 < 245; i5++) {
+            i7 = 7;
+            while (--i7 > 0) {
+                iArrFld[i7] = -11995;
+                if (b) continue;
+            }
+            for (i8 = 1; i8 < 7; ++i8) {
+                for (i10 = 1; i10 < 2; i10++) {
+                    dFld -= i6;
+                    i11 += i7;
+                }
+            }
+        }
+    }
+
+    public static void main(String[] strArr) {
+        UnexpectedNodeInOuterLoopWhenCloning _instance = new UnexpectedNodeInOuterLoopWhenCloning();
+        _instance.vMeth();
+    }
+}