1 /*
   2  * Copyright (c) 2017, 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 public class compiler/linkage/OSRWithBadOperandStack version 52:0 {
  26     public static Method m1:"()I" stack 1 locals 0 {
  27         iconst_0;
  28         ireturn;
  29     }
  30 
  31     public static Method m2:"(Ljava/lang/Object;)V" stack 1 locals 1 {
  32         return;
  33     }
  34 
  35     public static Method test:"()V" stack 2 locals 1 {
  36         iconst_0;
  37         istore_0;
  38         Loop: stack_frame_type append;
  39         locals_map int;
  40         iload_0;
  41         // This should fail with "java.lang.VerifyError: Bad type on operand stack Exception"
  42         // because m1 returns an integer and m2 takes an Object.
  43         invokestatic Method compiler/linkage/OSRWithBadOperandStack."m1":"()I";
  44         invokestatic Method compiler/linkage/OSRWithBadOperandStack."m2":"(Ljava/lang/Object;)V";
  45         iinc 0, 1;
  46         ldc 100000;
  47         if_icmple Loop;
  48         return;
  49     }
  50 }