Revert "Added Objective-C @try block parsing."

This reverts commit f4163b8b.

src/libs/cplusplus/ResolveExpression.cpp

@@ -322,11 +322,6 @@ bool ResolveExpression::visit(ThrowExpressionAST *)
     return false;
 }
 
-bool ResolveExpression::visit(ObjCThrowExpressionAST *)
-{
-    return false;
-}
-
 bool ResolveExpression::visit(TypeIdAST *)
 {
     return false;

src/libs/cplusplus/ResolveExpression.h

@@ -90,7 +90,6 @@ protected:
     virtual bool visit(NestedExpressionAST *ast);
     virtual bool visit(StringLiteralAST *ast);
     virtual bool visit(ThrowExpressionAST *ast);
-    virtual bool visit(ObjCThrowExpressionAST *ast);
     virtual bool visit(TypeIdAST *ast);
     virtual bool visit(UnaryExpressionAST *ast);
     virtual bool visit(CompoundLiteralAST *ast);

src/shared/cplusplus/AST.cpp

@@ -1691,6 +1691,7 @@ unsigned ThisExpressionAST::lastToken() const
     return this_token + 1;
 }
 
+
 unsigned ThrowExpressionAST::firstToken() const
 {
     return throw_token;
@@ -1703,20 +1704,6 @@ unsigned ThrowExpressionAST::lastToken() const
     return throw_token + 1;
 }
 
-unsigned ObjCThrowExpressionAST::firstToken() const
-{
-    return at_token;
-}
-
-unsigned ObjCThrowExpressionAST::lastToken() const
-{
-    if (expression)
-        return expression->lastToken();
-    if (throw_token)
-        return throw_token + 1;
-    return at_token + 1;
-}
-
 unsigned TranslationUnitAST::firstToken() const
 {
     if(declaration_list)
@@ -2405,49 +2392,3 @@ unsigned ObjCSynchronizedStatementAST::lastToken() const
     if (synchronized_token) return synchronized_token + 1;
     return at_token + 1;
 }
-
-unsigned ObjCTryBlockStatementAST::firstToken() const
-{ return at_token; }
-
-unsigned ObjCTryBlockStatementAST::lastToken() const
-{
-    if (finally_clause)
-        return finally_clause->lastToken();
-    if (catch_clause_list)
-        return catch_clause_list->lastToken();
-    if (statement)
-        return statement->lastToken();
-    if (try_token)
-        return try_token + 1;
-    return at_token + 1;
-}
-
-unsigned ObjCCatchClauseAST::firstToken() const
-{ return at_token; }
-
-unsigned ObjCCatchClauseAST::lastToken() const
-{
-    if (statement)
-        return statement->lastToken();
-    if (rparen_token)
-        return rparen_token + 1;
-    if (exception_declaration)
-        return exception_declaration->lastToken();
-    if (lparen_token)
-        return lparen_token + 1;
-    if (catch_token)
-        return catch_token + 1;
-    return at_token + 1;
-}
-
-unsigned ObjCFinallyClauseAST::firstToken() const
-{ return at_token; }
-
-unsigned ObjCFinallyClauseAST::lastToken() const
-{
-    if (statement)
-        return statement->lastToken();
-    if (finally_token)
-        return finally_token + 1;
-    return at_token + 1;
-}

src/shared/cplusplus/AST.h

@@ -218,13 +218,11 @@ public:
     virtual NewPlacementAST *asNewPlacement() { return 0; }
     virtual NewTypeIdAST *asNewTypeId() { return 0; }
     virtual NumericLiteralAST *asNumericLiteral() { return 0; }
-    virtual ObjCCatchClauseAST *asObjCCatchClause() { return 0; }
     virtual ObjCClassDeclarationAST *asObjCClassDeclaration() { return 0; }
     virtual ObjCClassForwardDeclarationAST *asObjCClassForwardDeclaration() { return 0; }
     virtual ObjCDynamicPropertiesDeclarationAST *asObjCDynamicPropertiesDeclaration() { return 0; }
     virtual ObjCEncodeExpressionAST *asObjCEncodeExpression() { return 0; }
     virtual ObjCFastEnumerationAST *asObjCFastEnumeration() { return 0; }
-    virtual ObjCFinallyClauseAST *asObjCFinallyClause() { return 0; }
     virtual ObjCInstanceVariablesDeclarationAST *asObjCInstanceVariablesDeclaration() { return 0; }
     virtual ObjCMessageArgumentAST *asObjCMessageArgument() { return 0; }
     virtual ObjCMessageArgumentDeclarationAST *asObjCMessageArgumentDeclaration() { return 0; }
@@ -245,8 +243,6 @@ public:
     virtual ObjCSynchronizedStatementAST *asObjCSynchronizedStatement() { return 0; }
     virtual ObjCSynthesizedPropertiesDeclarationAST *asObjCSynthesizedPropertiesDeclaration() { return 0; }
     virtual ObjCSynthesizedPropertyAST *asObjCSynthesizedProperty() { return 0; }
-    virtual ObjCThrowExpressionAST *asObjCThrowExpression() { return 0; }
-    virtual ObjCTryBlockStatementAST *asObjCTryBlockStatement() { return 0; }
     virtual ObjCTypeNameAST *asObjCTypeName() { return 0; }
     virtual ObjCVisibilityDeclarationAST *asObjCVisibilityDeclaration() { return 0; }
     virtual OperatorAST *asOperator() { return 0; }
@@ -2363,26 +2359,6 @@ protected:
     virtual bool match0(AST *, ASTMatcher *);
 };
 
-class CPLUSPLUS_EXPORT ObjCThrowExpressionAST: public ExpressionAST
-{
-public:
-    unsigned at_token;
-    unsigned throw_token;
-    ExpressionAST *expression;
-
-public:
-    virtual ObjCThrowExpressionAST *asObjCThrowExpression() { return this; }
-
-    virtual unsigned firstToken() const;
-    virtual unsigned lastToken() const;
-
-    virtual ObjCThrowExpressionAST *clone(MemoryPool *pool) const;
-
-protected:
-    virtual void accept0(ASTVisitor *visitor);
-    virtual bool match0(AST *, ASTMatcher *);
-};
-
 class CPLUSPLUS_EXPORT TranslationUnitAST: public AST
 {
 public:
@@ -3193,74 +3169,6 @@ protected:
     virtual bool match0(AST *, ASTMatcher *);
 };
 
-class CPLUSPLUS_EXPORT ObjCTryBlockStatementAST: public StatementAST
-{
-public:
-    unsigned at_token;
-    unsigned try_token;
-    StatementAST *statement;
-    ObjCCatchClauseListAST *catch_clause_list;
-    ObjCFinallyClauseAST *finally_clause;
-
-public:
-    virtual ObjCTryBlockStatementAST *asObjCTryBlockStatement() { return this; }
-
-    virtual unsigned firstToken() const;
-    virtual unsigned lastToken() const;
-
-    virtual ObjCTryBlockStatementAST *clone(MemoryPool *pool) const;
-
-protected:
-    virtual void accept0(ASTVisitor *visitor);
-    virtual bool match0(AST *, ASTMatcher *);
-};
-
-class CPLUSPLUS_EXPORT ObjCCatchClauseAST: public StatementAST
-{
-public:
-    unsigned at_token;
-    unsigned catch_token;
-    unsigned lparen_token;
-    ExceptionDeclarationAST *exception_declaration;
-    unsigned rparen_token;
-    StatementAST *statement;
-
-public: // annotations
-    Block *symbol;
-
-public:
-    virtual ObjCCatchClauseAST *asObjCCatchClause() { return this; }
-
-    virtual unsigned firstToken() const;
-    virtual unsigned lastToken() const;
-
-    virtual ObjCCatchClauseAST *clone(MemoryPool *pool) const;
-
-protected:
-    virtual void accept0(ASTVisitor *visitor);
-    virtual bool match0(AST *, ASTMatcher *);
-};
-
-class CPLUSPLUS_EXPORT ObjCFinallyClauseAST: public StatementAST
-{
-public:
-    unsigned at_token;
-    unsigned finally_token;
-    StatementAST *statement;
-
-public:
-    virtual ObjCFinallyClauseAST *asObjCFinallyClause() { return this; }
-
-    virtual unsigned firstToken() const;
-    virtual unsigned lastToken() const;
-
-    virtual ObjCFinallyClauseAST *clone(MemoryPool *pool) const;
-
-protected:
-    virtual void accept0(ASTVisitor *visitor);
-    virtual bool match0(AST *, ASTMatcher *);
-};
-
 } // end of namespace CPlusPlus
 
 

src/shared/cplusplus/ASTClone.cpp

@@ -1108,16 +1108,6 @@ ThrowExpressionAST *ThrowExpressionAST::clone(MemoryPool *pool) const
     return ast;
 }
 
-ObjCThrowExpressionAST *ObjCThrowExpressionAST::clone(MemoryPool *pool) const
-{
-    ObjCThrowExpressionAST *ast = new (pool) ObjCThrowExpressionAST;
-    ast->at_token = at_token;
-    ast->throw_token = throw_token;
-    if (expression)
-        ast->expression = expression->clone(pool);
-    return ast;
-}
-
 TranslationUnitAST *TranslationUnitAST::clone(MemoryPool *pool) const
 {
     TranslationUnitAST *ast = new (pool) TranslationUnitAST;
@@ -1574,42 +1564,3 @@ ObjCSynchronizedStatementAST *ObjCSynchronizedStatementAST::clone(MemoryPool *po
     return ast;
 }
 
-ObjCTryBlockStatementAST *ObjCTryBlockStatementAST::clone(MemoryPool *pool) const
-{
-    ObjCTryBlockStatementAST *ast = new (pool) ObjCTryBlockStatementAST;
-    ast->at_token = at_token;
-    ast->try_token = try_token;
-    if (statement)
-        ast->statement = statement->clone(pool);
-    for (ObjCCatchClauseListAST *iter = catch_clause_list, **ast_iter = &ast->catch_clause_list;
-         iter; iter = iter->next, ast_iter = &(*ast_iter)->next)
-        *ast_iter = new (pool) ObjCCatchClauseListAST((iter->value) ? iter->value->clone(pool) : 0);
-    if (finally_clause)
-        ast->finally_clause = finally_clause->clone(pool);
-    return ast;
-}
-
-ObjCCatchClauseAST *ObjCCatchClauseAST::clone(MemoryPool *pool) const
-{
-    ObjCCatchClauseAST *ast = new (pool) ObjCCatchClauseAST;
-    ast->at_token = at_token;
-    ast->catch_token = catch_token;
-    ast->lparen_token = lparen_token;
-    if (exception_declaration)
-        ast->exception_declaration = exception_declaration->clone(pool);
-    ast->rparen_token = rparen_token;
-    if (statement)
-        ast->statement = statement->clone(pool);
-    return ast;
-}
-
-ObjCFinallyClauseAST *ObjCFinallyClauseAST::clone(MemoryPool *pool) const
-{
-    ObjCFinallyClauseAST *ast = new (pool) ObjCFinallyClauseAST;
-    ast->at_token = at_token;
-    ast->finally_token = finally_token;
-    if (statement)
-        ast->statement = statement->clone(pool);
-    return ast;
-}
-

src/shared/cplusplus/ASTMatch0.cpp

@@ -793,14 +793,6 @@ bool ThrowExpressionAST::match0(AST *pattern, ASTMatcher *matcher)
     return false;
 }
 
-bool ObjCThrowExpressionAST::match0(AST *pattern, ASTMatcher *matcher)
-{
-    if (ObjCThrowExpressionAST *_other = pattern->asObjCThrowExpression())
-        return matcher->match(this, _other);
-
-    return false;
-}
-
 bool TranslationUnitAST::match0(AST *pattern, ASTMatcher *matcher)
 {
     if (TranslationUnitAST *_other = pattern->asTranslationUnit())
@@ -1089,27 +1081,3 @@ bool ObjCSynchronizedStatementAST::match0(AST *pattern, ASTMatcher *matcher)
     return false;
 }
 
-bool ObjCTryBlockStatementAST::match0(AST *pattern, ASTMatcher *matcher)
-{
-    if (ObjCTryBlockStatementAST *_other = pattern->asObjCTryBlockStatement())
-        return matcher->match(this, _other);
-
-    return false;
-}
-
-bool ObjCCatchClauseAST::match0(AST *pattern, ASTMatcher *matcher)
-{
-    if (ObjCCatchClauseAST *_other = pattern->asObjCCatchClause())
-        return matcher->match(this, _other);
-
-    return false;
-}
-
-bool ObjCFinallyClauseAST::match0(AST *pattern, ASTMatcher *matcher)
-{
-    if (ObjCFinallyClauseAST *_other = pattern->asObjCFinallyClause())
-        return matcher->match(this, _other);
-
-    return false;
-}
-

src/shared/cplusplus/ASTMatcher.cpp

@@ -1848,23 +1848,6 @@ bool ASTMatcher::match(ThrowExpressionAST *node, ThrowExpressionAST *pattern)
     return true;
 }
 
-bool ASTMatcher::match(ObjCThrowExpressionAST *node, ObjCThrowExpressionAST *pattern)
-{
-    (void) node;
-    (void) pattern;
-
-    pattern->at_token = node->at_token;
-
-    pattern->throw_token = node->throw_token;
-
-    if (! pattern->expression)
-        pattern->expression = node->expression;
-    else if (! AST::match(node->expression, pattern->expression, this))
-        return false;
-
-    return true;
-}
-
 bool ASTMatcher::match(TranslationUnitAST *node, TranslationUnitAST *pattern)
 {
     (void) node;
@@ -2649,73 +2632,3 @@ bool ASTMatcher::match(ObjCSynchronizedStatementAST *node, ObjCSynchronizedState
     return true;
 }
 
-bool ASTMatcher::match(ObjCTryBlockStatementAST *node, ObjCTryBlockStatementAST *pattern)
-{
-    (void) node;
-    (void) pattern;
-
-    pattern->at_token = node->at_token;
-
-    pattern->try_token = node->try_token;
-
-    if (! pattern->statement)
-        pattern->statement = node->statement;
-    else if (! AST::match(node->statement, pattern->statement, this))
-        return false;
-
-    if (! pattern->catch_clause_list)
-        pattern->catch_clause_list = node->catch_clause_list;
-    else if (! AST::match(node->catch_clause_list, pattern->catch_clause_list, this))
-        return false;
-
-    if (! pattern->finally_clause)
-        pattern->finally_clause = node->finally_clause;
-    else if (! AST::match(node->finally_clause, pattern->finally_clause, this))
-        return false;
-
-    return true;
-}
-
-bool ASTMatcher::match(ObjCCatchClauseAST *node, ObjCCatchClauseAST *pattern)
-{
-    (void) node;
-    (void) pattern;
-
-    pattern->at_token = node->at_token;
-
-    pattern->catch_token = node->catch_token;
-
-    pattern->lparen_token = node->lparen_token;
-
-    if (! pattern->exception_declaration)
-        pattern->exception_declaration = node->exception_declaration;
-    else if (! AST::match(node->exception_declaration, pattern->exception_declaration, this))
-        return false;
-
-    pattern->rparen_token = node->rparen_token;
-
-    if (! pattern->statement)
-        pattern->statement = node->statement;
-    else if (! AST::match(node->statement, pattern->statement, this))
-        return false;
-
-    return true;
-}
-
-bool ASTMatcher::match(ObjCFinallyClauseAST *node, ObjCFinallyClauseAST *pattern)
-{
-    (void) node;
-    (void) pattern;
-
-    pattern->at_token = node->at_token;
-
-    pattern->finally_token = node->finally_token;
-
-    if (! pattern->statement)
-        pattern->statement = node->statement;
-    else if (! AST::match(node->statement, pattern->statement, this))
-        return false;
-
-    return true;
-}
-

src/shared/cplusplus/ASTMatcher.h

@@ -126,7 +126,6 @@ public:
     virtual bool match(TemplateTypeParameterAST *node, TemplateTypeParameterAST *pattern);
     virtual bool match(ThisExpressionAST *node, ThisExpressionAST *pattern);
     virtual bool match(ThrowExpressionAST *node, ThrowExpressionAST *pattern);
-    virtual bool match(ObjCThrowExpressionAST *node, ObjCThrowExpressionAST *pattern);
     virtual bool match(TranslationUnitAST *node, TranslationUnitAST *pattern);
     virtual bool match(TryBlockStatementAST *node, TryBlockStatementAST *pattern);
     virtual bool match(TypeConstructorCallAST *node, TypeConstructorCallAST *pattern);
@@ -170,9 +169,6 @@ public:
     virtual bool match(ObjCDynamicPropertiesDeclarationAST *node, ObjCDynamicPropertiesDeclarationAST *pattern);
     virtual bool match(ObjCFastEnumerationAST *node, ObjCFastEnumerationAST *pattern);
     virtual bool match(ObjCSynchronizedStatementAST *node, ObjCSynchronizedStatementAST *pattern);
-    virtual bool match(ObjCTryBlockStatementAST *node, ObjCTryBlockStatementAST *pattern);
-    virtual bool match(ObjCCatchClauseAST *node, ObjCCatchClauseAST *pattern);
-    virtual bool match(ObjCFinallyClauseAST *node, ObjCFinallyClauseAST *pattern);
 };
 
 } // end of namespace CPlusPlus

src/shared/cplusplus/ASTVisit.cpp

@@ -831,14 +831,6 @@ void ThrowExpressionAST::accept0(ASTVisitor *visitor)
     visitor->endVisit(this);
 }
 
-void ObjCThrowExpressionAST::accept0(ASTVisitor *visitor)
-{
-    if (visitor->visit(this)) {
-        accept(expression, visitor);
-    }
-    visitor->endVisit(this);
-}
-
 void TranslationUnitAST::accept0(ASTVisitor *visitor)
 {
     if (visitor->visit(this)) {
@@ -1155,30 +1147,3 @@ void ObjCSynchronizedStatementAST::accept0(ASTVisitor *visitor)
     visitor->endVisit(this);
 }
 
-void ObjCTryBlockStatementAST::accept0(ASTVisitor *visitor)
-{
-    if (visitor->visit(this)) {
-        accept(statement, visitor);
-        accept(catch_clause_list, visitor);
-        accept(finally_clause, visitor);
-    }
-    visitor->endVisit(this);
-}
-
-void ObjCCatchClauseAST::accept0(ASTVisitor *visitor)
-{
-    if (visitor->visit(this)) {
-        accept(exception_declaration, visitor);
-        accept(statement, visitor);
-    }
-    visitor->endVisit(this);
-}
-
-void ObjCFinallyClauseAST::accept0(ASTVisitor *visitor)
-{
-    if (visitor->visit(this)) {
-        accept(statement, visitor);
-    }
-    visitor->endVisit(this);
-}
-

src/shared/cplusplus/ASTVisitor.h

@@ -235,10 +235,6 @@ public:
     virtual bool visit(ObjCDynamicPropertiesDeclarationAST *) { return true; }
     virtual bool visit(ObjCFastEnumerationAST *) { return true; }
     virtual bool visit(ObjCSynchronizedStatementAST *) { return true; }
-    virtual bool visit(ObjCTryBlockStatementAST *) { return true; }
-    virtual bool visit(ObjCCatchClauseAST *) { return true; }
-    virtual bool visit(ObjCFinallyClauseAST *) { return true; }
-    virtual bool visit(ObjCThrowExpressionAST *) { return true; }
 
     virtual void endVisit(AccessDeclarationAST *) { }
     virtual void endVisit(QtPropertyDeclarationAST *) { }
@@ -373,10 +369,6 @@ public:
     virtual void endVisit(ObjCDynamicPropertiesDeclarationAST *) { }
     virtual void endVisit(ObjCFastEnumerationAST *) { }
     virtual void endVisit(ObjCSynchronizedStatementAST *) { }
-    virtual void endVisit(ObjCTryBlockStatementAST *) { }
-    virtual void endVisit(ObjCCatchClauseAST *) { }
-    virtual void endVisit(ObjCFinallyClauseAST *) { }
-    virtual void endVisit(ObjCThrowExpressionAST *) { }
 
 private:
     TranslationUnit *_translationUnit;

src/shared/cplusplus/ASTfwd.h

@@ -125,13 +125,11 @@ class NewInitializerAST;
 class NewPlacementAST;
 class NewTypeIdAST;
 class NumericLiteralAST;
-class ObjCCatchClauseAST;
 class ObjCClassDeclarationAST;
 class ObjCClassForwardDeclarationAST;
 class ObjCDynamicPropertiesDeclarationAST;
 class ObjCEncodeExpressionAST;
 class ObjCFastEnumerationAST;
-class ObjCFinallyClauseAST;
 class ObjCInstanceVariablesDeclarationAST;
 class ObjCMessageArgumentAST;
 class ObjCMessageArgumentDeclarationAST;
@@ -152,8 +150,6 @@ class ObjCSelectorWithoutArgumentsAST;
 class ObjCSynchronizedStatementAST;
 class ObjCSynthesizedPropertiesDeclarationAST;
 class ObjCSynthesizedPropertyAST;
-class ObjCThrowExpressionAST;
-class ObjCTryBlockStatementAST;
 class ObjCTypeNameAST;
 class ObjCVisibilityDeclarationAST;
 class OperatorAST;
@@ -228,7 +224,6 @@ typedef List<ObjCSelectorArgumentAST *> ObjCSelectorArgumentListAST;
 typedef List<ObjCPropertyAttributeAST *> ObjCPropertyAttributeListAST;
 typedef List<ObjCMessageArgumentDeclarationAST *> ObjCMessageArgumentDeclarationListAST;
 typedef List<ObjCSynthesizedPropertyAST *> ObjCSynthesizedPropertyListAST;
-typedef List<ObjCCatchClauseAST *> ObjCCatchClauseListAST;
 
 typedef ExpressionListAST TemplateArgumentListAST;
 

src/shared/cplusplus/CheckExpression.cpp

@@ -305,12 +305,6 @@ bool CheckExpression::visit(ThrowExpressionAST *ast)
     return false;
 }
 
-bool CheckExpression::visit(ObjCThrowExpressionAST *ast)
-{
-    FullySpecifiedType exprTy = semantic()->check(ast->expression, _scope);
-    return false;
-}
-
 bool CheckExpression::visit(TypeIdAST *ast)
 {
     FullySpecifiedType typeSpecTy = semantic()->check(ast->type_specifier_list, _scope);

src/shared/cplusplus/CheckExpression.h

@@ -90,7 +90,6 @@ protected:
     virtual bool visit(NestedExpressionAST *ast);
     virtual bool visit(StringLiteralAST *ast);
     virtual bool visit(ThrowExpressionAST *ast);
-    virtual bool visit(ObjCThrowExpressionAST *ast);
     virtual bool visit(TypeIdAST *ast);
     virtual bool visit(UnaryExpressionAST *ast);
     virtual bool visit(QtMethodAST *ast);

src/shared/cplusplus/CheckStatement.cpp

@@ -379,35 +379,3 @@ bool CheckStatement::visit(QtMemberDeclarationAST *ast)
     _exprType = FullySpecifiedType();
     return false;
 }
-
-bool CheckStatement::visit(ObjCTryBlockStatementAST *ast)
-{
-    semantic()->check(ast->statement, _scope);
-    for (ObjCCatchClauseListAST *it = ast->catch_clause_list; it; it = it->next) {
-        semantic()->check(it->value, _scope);
-    }
-    _exprType = FullySpecifiedType();
-    return false;
-}
-
-bool CheckStatement::visit(ObjCCatchClauseAST *ast)
-{
-    Block *block = control()->newBlock(ast->at_token);
-    block->setStartOffset(tokenAt(ast->firstToken()).offset);
-    block->setEndOffset(tokenAt(ast->lastToken()).offset);
-    ast->symbol = block;
-    _scope->enterSymbol(block);
-    Scope *previousScope = switchScope(block->members());
-    semantic()->check(ast->exception_declaration, _scope);
-    semantic()->check(ast->statement, _scope);
-    (void) switchScope(previousScope);
-    _exprType = FullySpecifiedType();
-    return false;
-}
-
-bool CheckStatement::visit(ObjCFinallyClauseAST *ast)
-{
-    semantic()->check(ast->statement, _scope);