1 /* 2 * Copyright (c) 2018, Red Hat, Inc. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 /** 25 * @test 26 * @bug 8202747 27 * @summary C2: assert(mode == ControlAroundStripMined && use == sfpt) failed: missed a node 28 * 29 * @run main/othervm -Xcomp -Xbatch -XX:CompileOnly=UnexpectedNodeInOuterLoopWhenCloning -XX:-TieredCompilation UnexpectedNodeInOuterLoopWhenCloning 30 * 31 */ 32 33 public class UnexpectedNodeInOuterLoopWhenCloning { 34 35 public static final int N = 400; 36 37 public static double dFld=0.37026; 38 public static int iArrFld[]=new int[N]; 39 40 public static void vMeth() { 41 42 int i5=6, i6=-42538, i7=-209, i8=163, i10=-4, i11=191; 43 boolean b=true; 44 double dArr[]=new double[N]; 45 46 for (i5 = 3; i5 < 245; i5++) { 47 i7 = 7; 48 while (--i7 > 0) { 49 iArrFld[i7] = -11995; 50 if (b) continue; 51 } 52 for (i8 = 1; i8 < 7; ++i8) { 53 for (i10 = 1; i10 < 2; i10++) { 54 dFld -= i6; 55 i11 += i7; 56 } 57 } 58 } 59 } 60 61 public static void main(String[] strArr) { 62 UnexpectedNodeInOuterLoopWhenCloning _instance = new UnexpectedNodeInOuterLoopWhenCloning(); 63 _instance.vMeth(); 64 } 65 }