*** old/src/share/vm/opto/coalesce.cpp	Tue Jul 26 19:26:57 2011
--- new/src/share/vm/opto/coalesce.cpp	Tue Jul 26 19:26:57 2011

*** 137,147 ****
--- 137,147 ----
  // use G3 as an address temp.
  int PhaseChaitin::clone_projs( Block *b, uint idx, Node *con, Node *copy, uint &maxlrg ) {
    Block *bcon = _cfg._bbs[con->_idx];
    uint cindex = bcon->find_node(con);
    Node *con_next = bcon->_nodes[cindex+1];
!   if( con_next->in(0) != con || con_next->Opcode() != Op_MachProj )
!   if( con_next->in(0) != con || !con_next->is_MachProj() )
      return false;               // No MachProj's follow
  
    // Copy kills after the cloned constant
    Node *kills = con_next->clone();
    kills->set_req( 0, copy );

*** 310,320 ****
--- 310,320 ----
      Node *n = b->_nodes[i];
      // Check for end of virtual copies; this is also the end of the
      // parallel renaming effort.
      if( n->_idx < _unique ) break;
      uint idx = n->is_Copy();
!     assert( idx || n->is_Con() || n->Opcode() == Op_MachProj, "Only copies during parallel renaming" );
!     assert( idx || n->is_Con() || n->is_MachProj(), "Only copies during parallel renaming" );
      if( idx && _phc.Find(n->in(idx)) == dst_name ) break;
      i--;
    }
    uint last_use_idx = i;
  

*** 327,337 ****
--- 327,337 ----
    while( 1 ) {
      Node *n = b->_nodes[i];
      // Check for end of virtual copies; this is also the end of the
      // parallel renaming effort.
      if( n->_idx < _unique ) break;
!     assert( n->is_Copy() || n->is_Con() || n->Opcode() == Op_MachProj, "Only copies during parallel renaming" );
!     assert( n->is_Copy() || n->is_Con() || n->is_MachProj(), "Only copies during parallel renaming" );
      if( _phc.Find(n) == src_name ) {
        kill_src_idx = i;
        break;
      }
      i--;