code: public static void writeOutSilent(Expression value, BytecodeContext bc, int mode) throws TransformerException {
  	Position start = value.getStart();
  	Position end = value.getEnd();
  	value.setStart(null);
  	value.setEnd(null);
  	value.writeOut(bc, mode);
  	value.setStart(start);
  	value.setEnd(end);
      }
docs: write out expression without LNT
  
  @param value
  @param bc
  @param mode
  @throws TransformerException