1 /*
   2  * Copyright (c) 2009, Oracle and/or its affiliates. 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 /*
  26  * @test
  27  * @bug 6823453
  28  * @summary DeoptimizeALot causes fastdebug server jvm to fail with assert(false,"unscheduable graph")
  29  * @run main/othervm -Xcomp -XX:+IgnoreUnrecognizedVMOptions -XX:CompileOnly=Test -XX:+DeoptimizeALot Test
  30  */
  31 
  32 public class Test {
  33 
  34    static long vara_1 = 1L;
  35 
  36    static void testa() {
  37       short var_2 = (byte) 1.0E10;
  38 
  39       for ( Object temp = new byte[(byte)1.0E10];  true ;
  40             var_2 = "1".equals("0") ? ((byte) vara_1) : 1 ) {}
  41    }
  42 
  43    static void testb() {
  44       long var_1 = -1L;
  45 
  46       short var_2 = (byte) 1.0E10;
  47 
  48       for ( Object temp = new byte[(byte)1.0E10];  true ;
  49             var_2 = "1".equals("0") ? ((byte) var_1) : 1 ) {}
  50    }
  51 
  52    static void testc() {
  53       long var_1 = -1L;
  54       if (vara_1 > 0)  var_1 = 1L;
  55 
  56       int var_2 = (byte)var_1 - 128;
  57 
  58       for ( Object temp = new byte[var_2];  true ;
  59             var_2 = "1".equals("0") ? 2 : 1 ) {}
  60    }
  61 
  62    static void testd() {
  63       long var_1 = 0L;
  64 
  65       int var_2 = (byte)var_1 + 1;
  66       for (int i=0; i<2 ; i++)  var_2 = var_2 - 1;
  67 
  68       for ( Object temp = new byte[var_2];  true ;
  69             var_2 = "1".equals("0") ? 2 : 1 ) {}
  70    }
  71 
  72    public static void main(String[] args) throws Exception {
  73       int nex = 0;
  74 
  75       try {
  76          testa();
  77       }
  78       catch (java.lang.NegativeArraySizeException ex) { nex++; }
  79       try {
  80          testb();
  81       }
  82       catch (java.lang.NegativeArraySizeException ex) { nex++; }
  83       try {
  84          testc();
  85       }
  86       catch (java.lang.NegativeArraySizeException ex) { nex++; }
  87       try {
  88          testd();
  89       }
  90       catch (java.lang.NegativeArraySizeException ex) { nex++; }
  91 
  92       if (nex != 4)
  93         System.exit(97);
  94    }
  95 }
  96