private PostfixExpressionContext postfixExpression(int _p) throws RecognitionException {
		ParserRuleContext _parentctx = _ctx;
		int _parentState = getState();
		PostfixExpressionContext _localctx = new PostfixExpressionContext(_ctx, _parentState);
		PostfixExpressionContext _prevctx = _localctx;
		int _startState = 8;
		enterRecursionRule(_localctx, 8, RULE_postfixExpression, _p);
		int _la;
		try {
			int _alt;
			enterOuterAlt(_localctx, 1);
			{
			setState(264);
			switch ( getInterpreter().adaptivePredict(_input,5,_ctx) ) {
			case 1:
				{
				setState(231); primaryExpression();
				}
				break;

			case 2:
				{
				setState(232); match(LeftParen);
				setState(233); typeName();
				setState(234); match(RightParen);
				setState(235); match(LeftBrace);
				setState(236); initializerList(0);
				setState(237); match(RightBrace);
				}
				break;

			case 3:
				{
				setState(239); match(LeftParen);
				setState(240); typeName();
				setState(241); match(RightParen);
				setState(242); match(LeftBrace);
				setState(243); initializerList(0);
				setState(244); match(Comma);
				setState(245); match(RightBrace);
				}
				break;

			case 4:
				{
				setState(247); match(2);
				setState(248); match(LeftParen);
				setState(249); typeName();
				setState(250); match(RightParen);
				setState(251); match(LeftBrace);
				setState(252); initializerList(0);
				setState(253); match(RightBrace);
				}
				break;

			case 5:
				{
				setState(255); match(2);
				setState(256); match(LeftParen);
				setState(257); typeName();
				setState(258); match(RightParen);
				setState(259); match(LeftBrace);
				setState(260); initializerList(0);
				setState(261); match(Comma);
				setState(262); match(RightBrace);
				}
				break;
			}
			_ctx.stop = _input.LT(-1);
			setState(289);
			_errHandler.sync(this);
			_alt = getInterpreter().adaptivePredict(_input,8,_ctx);
			while ( _alt!=2 && _alt!=-1 ) {
				if ( _alt==1 ) {
					if ( _parseListeners!=null ) triggerExitRuleEvent();
					_prevctx = _localctx;
					{
					setState(287);
					switch ( getInterpreter().adaptivePredict(_input,7,_ctx) ) {
					case 1:
						{
						_localctx = new PostfixExpressionContext(_parentctx, _parentState);
						pushNewRecursionContext(_localctx, _startState, RULE_postfixExpression);
						setState(266);
						if (!(precpred(_ctx, 10))) throw new FailedPredicateException(this, "precpred(_ctx, 10)");
						setState(267); match(LeftBracket);
						setState(268); expression(0);
						setState(269); match(RightBracket);
						}
						break;

					case 2:
						{
						_localctx = new PostfixExpressionContext(_parentctx, _parentState);
						pushNewRecursionContext(_localctx, _startState, RULE_postfixExpression);
						setState(271);
						if (!(precpred(_ctx, 9))) throw new FailedPredicateException(this, "precpred(_ctx, 9)");
						setState(272); match(LeftParen);
						setState(274);
						_la = _input.LA(1);
						if ((((_la) & ~0x3f) == 0 && ((1L << _la) & ((1L << 2) | (1L << 8) | (1L << 10) | (1L << Sizeof) | (1L << Alignof) | (1L << Generic) | (1L << LeftParen))) != 0) || ((((_la - 71)) & ~0x3f) == 0 && ((1L << (_la - 71)) & ((1L << (Plus - 71)) | (1L << (PlusPlus - 71)) | (1L << (Minus - 71)) | (1L << (MinusMinus - 71)) | (1L << (Star - 71)) | (1L << (And - 71)) | (1L << (AndAnd - 71)) | (1L << (Not - 71)) | (1L << (Tilde - 71)) | (1L << (Identifier - 71)) | (1L << (Constant - 71)) | (1L << (StringLiteral - 71)))) != 0)) {
							{
							setState(273); argumentExpressionList(0);
							}
						}

						setState(276); match(RightParen);
						}
						break;

					case 3:
						{
						_localctx = new PostfixExpressionContext(_parentctx, _parentState);
						pushNewRecursionContext(_localctx, _startState, RULE_postfixExpression);
						setState(277);
						if (!(precpred(_ctx, 8))) throw new FailedPredicateException(this, "precpred(_ctx, 8)");
						setState(278); match(Dot);
						setState(279); match(Identifier);
						}
						break;

					case 4:
						{
						_localctx = new PostfixExpressionContext(_parentctx, _parentState);
						pushNewRecursionContext(_localctx, _startState, RULE_postfixExpression);
						setState(280);
						if (!(precpred(_ctx, 7))) throw new FailedPredicateException(this, "precpred(_ctx, 7)");
						setState(281); match(Arrow);
						setState(282); match(Identifier);
						}
						break;

					case 5:
						{
						_localctx = new PostfixExpressionContext(_parentctx, _parentState);
						pushNewRecursionContext(_localctx, _startState, RULE_postfixExpression);
						setState(283);
						if (!(precpred(_ctx, 6))) throw new FailedPredicateException(this, "precpred(_ctx, 6)");
						setState(284); match(PlusPlus);
						}
						break;

					case 6:
						{
						_localctx = new PostfixExpressionContext(_parentctx, _parentState);
						pushNewRecursionContext(_localctx, _startState, RULE_postfixExpression);
						setState(285);
						if (!(precpred(_ctx, 5))) throw new FailedPredicateException(this, "precpred(_ctx, 5)");
						setState(286); match(MinusMinus);
						}
						break;
					}
					} 
				}
				setState(291);
				_errHandler.sync(this);
				_alt = getInterpreter().adaptivePredict(_input,8,_ctx);
			}
			}
		}
		catch (RecognitionException re) {
			_localctx.exception = re;
			_errHandler.reportError(this, re);
			_errHandler.recover(this, re);
		}
		finally {
			unrollRecursionContexts(_parentctx);
		}
		return _localctx;
	}