diff options
Diffstat (limited to 'src/3rdparty/webkit/JavaScriptCore/parser/Grammar.y')
| -rw-r--r-- | src/3rdparty/webkit/JavaScriptCore/parser/Grammar.y | 18 |
1 files changed, 11 insertions, 7 deletions
diff --git a/src/3rdparty/webkit/JavaScriptCore/parser/Grammar.y b/src/3rdparty/webkit/JavaScriptCore/parser/Grammar.y index 52dddde..c5ca425 100644 --- a/src/3rdparty/webkit/JavaScriptCore/parser/Grammar.y +++ b/src/3rdparty/webkit/JavaScriptCore/parser/Grammar.y @@ -80,7 +80,7 @@ static ExpressionNode* makeSubNode(void*, ExpressionNode*, ExpressionNode*, bool static ExpressionNode* makeLeftShiftNode(void*, ExpressionNode*, ExpressionNode*, bool rightHasAssignments); static ExpressionNode* makeRightShiftNode(void*, ExpressionNode*, ExpressionNode*, bool rightHasAssignments); static StatementNode* makeVarStatementNode(void*, ExpressionNode*); -static ExpressionNode* combineVarInitializers(void*, ExpressionNode* list, AssignResolveNode* init); +static ExpressionNode* combineCommaNodes(void*, ExpressionNode* list, ExpressionNode* init); #if COMPILER(MSVC) @@ -778,17 +778,17 @@ AssignmentOperator: Expr: AssignmentExpr - | Expr ',' AssignmentExpr { $$ = createNodeInfo<ExpressionNode*>(new (GLOBAL_DATA) CommaNode(GLOBAL_DATA, $1.m_node, $3.m_node), $1.m_features | $3.m_features, $1.m_numConstants + $3.m_numConstants); } + | Expr ',' AssignmentExpr { $$ = createNodeInfo<ExpressionNode*>(combineCommaNodes(GLOBAL_DATA, $1.m_node, $3.m_node), $1.m_features | $3.m_features, $1.m_numConstants + $3.m_numConstants); } ; ExprNoIn: AssignmentExprNoIn - | ExprNoIn ',' AssignmentExprNoIn { $$ = createNodeInfo<ExpressionNode*>(new (GLOBAL_DATA) CommaNode(GLOBAL_DATA, $1.m_node, $3.m_node), $1.m_features | $3.m_features, $1.m_numConstants + $3.m_numConstants); } + | ExprNoIn ',' AssignmentExprNoIn { $$ = createNodeInfo<ExpressionNode*>(combineCommaNodes(GLOBAL_DATA, $1.m_node, $3.m_node), $1.m_features | $3.m_features, $1.m_numConstants + $3.m_numConstants); } ; ExprNoBF: AssignmentExprNoBF - | ExprNoBF ',' AssignmentExpr { $$ = createNodeInfo<ExpressionNode*>(new (GLOBAL_DATA) CommaNode(GLOBAL_DATA, $1.m_node, $3.m_node), $1.m_features | $3.m_features, $1.m_numConstants + $3.m_numConstants); } + | ExprNoBF ',' AssignmentExpr { $$ = createNodeInfo<ExpressionNode*>(combineCommaNodes(GLOBAL_DATA, $1.m_node, $3.m_node), $1.m_features | $3.m_features, $1.m_numConstants + $3.m_numConstants); } ; Statement: @@ -854,7 +854,7 @@ VariableDeclarationList: | VariableDeclarationList ',' IDENT Initializer { AssignResolveNode* node = new (GLOBAL_DATA) AssignResolveNode(GLOBAL_DATA, *$3, $4.m_node, $4.m_features & AssignFeature); SET_EXCEPTION_LOCATION(node, @3.first_column, @4.first_column + 1, @4.last_column); - $$.m_node = combineVarInitializers(GLOBAL_DATA, $1.m_node, node); + $$.m_node = combineCommaNodes(GLOBAL_DATA, $1.m_node, node); $$.m_varDeclarations = $1.m_varDeclarations; appendToVarDeclarationList(GLOBAL_DATA, $$.m_varDeclarations, *$3, DeclarationStacks::HasInitializer); $$.m_funcDeclarations = 0; @@ -891,7 +891,7 @@ VariableDeclarationListNoIn: | VariableDeclarationListNoIn ',' IDENT InitializerNoIn { AssignResolveNode* node = new (GLOBAL_DATA) AssignResolveNode(GLOBAL_DATA, *$3, $4.m_node, $4.m_features & AssignFeature); SET_EXCEPTION_LOCATION(node, @3.first_column, @4.first_column + 1, @4.last_column); - $$.m_node = combineVarInitializers(GLOBAL_DATA, $1.m_node, node); + $$.m_node = combineCommaNodes(GLOBAL_DATA, $1.m_node, node); $$.m_varDeclarations = $1.m_varDeclarations; appendToVarDeclarationList(GLOBAL_DATA, $$.m_varDeclarations, *$3, DeclarationStacks::HasInitializer); $$.m_funcDeclarations = 0; @@ -2071,10 +2071,14 @@ static bool allowAutomaticSemicolon(Lexer& lexer, int yychar) return yychar == CLOSEBRACE || yychar == 0 || lexer.prevTerminator(); } -static ExpressionNode* combineVarInitializers(void* globalPtr, ExpressionNode* list, AssignResolveNode* init) +static ExpressionNode* combineCommaNodes(void* globalPtr, ExpressionNode* list, ExpressionNode* init) { if (!list) return init; + if (list->isCommaNode()) { + static_cast<CommaNode*>(list)->append(init); + return list; + } return new (GLOBAL_DATA) CommaNode(GLOBAL_DATA, list, init); } |