src/jdk.hotspot.agent/share/classes/sun/jvm/hotspot/debugger/linux/LinuxCDebugger.java

*** 1,7 ****
  /*
!  * Copyright (c) 2003, 2012, Oracle and/or its affiliates. All rights reserved.
   * Copyright (c) 2015, Red Hat Inc.
   * 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
--- 1,7 ----
  /*
!  * Copyright (c) 2003, 2019, Oracle and/or its affiliates. All rights reserved.
   * Copyright (c) 2015, Red Hat Inc.
   * 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
*** 131,142 ****
      // FIXME: after stabs parser
      return null;
    }
  
    public boolean canDemangle() {
!     return false;
    }
  
    public String demangle(String sym) {
!     throw new UnsupportedOperationException();
    }
  }
--- 131,142 ----
      // FIXME: after stabs parser
      return null;
    }
  
    public boolean canDemangle() {
!     return true;
    }
  
    public String demangle(String sym) {
!     return dbg.demangle(sym);
    }
  }