ExpressionPtr ClassConstantExpression::preOptimize(AnalysisResultPtr ar) { if (ar->getPhase() < AnalysisResult::FirstPreOptimize) { return ExpressionPtr(); } if (m_redeclared) return ExpressionPtr(); ClassScopePtr cls = ar->resolveClass(m_className); if (!cls || cls->isRedeclaring()) return ExpressionPtr(); ConstantTablePtr constants = cls->getConstants(); if (constants->isExplicitlyDeclared(m_varName)) { ConstructPtr decl = constants->getValue(m_varName); if (decl) { ExpressionPtr value = dynamic_pointer_cast<Expression>(decl); if (!m_visited) { m_visited = true; ar->pushScope(cls); ExpressionPtr optExp = value->preOptimize(ar); ar->popScope(); m_visited = false; if (optExp) value = optExp; } if (value->isScalar()) { // inline the value if (value->is(Expression::KindOfScalarExpression)) { ScalarExpressionPtr exp = dynamic_pointer_cast<ScalarExpression>(Clone(value)); exp->setComment(getText()); return exp; } else if (value->is(Expression::KindOfConstantExpression)) { // inline the value ConstantExpressionPtr exp = dynamic_pointer_cast<ConstantExpression>(Clone(value)); exp->setComment(getText()); return exp; } } } } return ExpressionPtr(); }