public final UnaryExpressionContext unaryExpression() throws RecognitionException {
		UnaryExpressionContext _localctx = new UnaryExpressionContext(_ctx, getState());
		enterRule(_localctx, 12, RULE_unaryExpression);
		try {
			setState(325);
			switch ( getInterpreter().adaptivePredict(_input,10,_ctx) ) {
			case 1:
				enterOuterAlt(_localctx, 1);
				{
				setState(303); postfixExpression(0);
				}
				break;

			case 2:
				enterOuterAlt(_localctx, 2);
				{
				setState(304); match(PlusPlus);
				setState(305); unaryExpression();
				}
				break;

			case 3:
				enterOuterAlt(_localctx, 3);
				{
				setState(306); match(MinusMinus);
				setState(307); unaryExpression();
				}
				break;

			case 4:
				enterOuterAlt(_localctx, 4);
				{
				setState(308); unaryOperator();
				setState(309); castExpression();
				}
				break;

			case 5:
				enterOuterAlt(_localctx, 5);
				{
				setState(311); match(Sizeof);
				setState(312); unaryExpression();
				}
				break;

			case 6:
				enterOuterAlt(_localctx, 6);
				{
				setState(313); match(Sizeof);
				setState(314); match(LeftParen);
				setState(315); typeName();
				setState(316); match(RightParen);
				}
				break;

			case 7:
				enterOuterAlt(_localctx, 7);
				{
				setState(318); match(Alignof);
				setState(319); match(LeftParen);
				setState(320); typeName();
				setState(321); match(RightParen);
				}
				break;

			case 8:
				enterOuterAlt(_localctx, 8);
				{
				setState(323); match(AndAnd);
				setState(324); match(Identifier);
				}
				break;
			}
		}
		catch (RecognitionException re) {
			_localctx.exception = re;
			_errHandler.reportError(this, re);
			_errHandler.recover(this, re);
		}
		finally {
			exitRule();
		}
		return _localctx;
	}