Tim Starling
50 linhas
1.9 KiB
C++
50 linhas
1.9 KiB
C++
/*
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+----------------------------------------------------------------------+
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| HipHop for PHP |
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+----------------------------------------------------------------------+
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| Copyright (c) 2010-2013 Facebook, Inc. (http://www.facebook.com) |
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+----------------------------------------------------------------------+
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| This source file is subject to version 3.01 of the PHP license, |
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| that is bundled with this package in the file LICENSE, and is |
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| available through the world-wide-web at the following url: |
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| http://www.php.net/license/3_01.txt |
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| If you did not receive a copy of the PHP license and are unable to |
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| obtain it through the world-wide-web, please send a note to |
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| license@php.net so we can mail you a copy immediately. |
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+----------------------------------------------------------------------+
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*/
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#ifndef incl_HPHP_EXP_STATEMENT_H_
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#define incl_HPHP_EXP_STATEMENT_H_
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#include "hphp/compiler/statement/statement.h"
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namespace HPHP {
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///////////////////////////////////////////////////////////////////////////////
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DECLARE_BOOST_TYPES(ExpStatement);
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class ExpStatement : public Statement, public IParseHandler {
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public:
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ExpStatement(STATEMENT_CONSTRUCTOR_PARAMETERS, ExpressionPtr exp);
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DECLARE_STATEMENT_VIRTUAL_FUNCTIONS;
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StatementPtr preOptimize(AnalysisResultConstPtr ar);
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StatementPtr postOptimize(AnalysisResultConstPtr ar);
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virtual int getLocalEffects() const { return NoEffect;}
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ExpressionPtr getExpression() { return m_exp;}
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void onParse(AnalysisResultConstPtr ar, FileScopePtr scope);
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virtual bool kidUnused(int i) const { return i == 0; }
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private:
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ExpressionPtr m_exp;
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bool shouldEmitStatement() const;
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};
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///////////////////////////////////////////////////////////////////////////////
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}
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#endif // incl_HPHP_EXP_STATEMENT_H_
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