Changeset 6a99803

Timestamp:

Feb 3, 2021, 6:41:45 PM (3 years ago)

Author:

Peter A. Buhr <pabuhr@…>

Branches:

ADT, arm-eh, ast-experimental, enum, forall-pointer-decay, jacob/cs343-translation, master, new-ast-unique-expr, pthread-emulation, qualifiedEnum

Children:

29c9b23

Parents:

4b393ba

Message:

add parsing for new array declaration and subscript

File:

• src/Parser/parser.yy (modified) (3 diffs)

src/Parser/parser.yy

@@ -10 +10 @@
 // Created On       : Sat Sep  1 20:22:55 2001
 // Last Modified By : Peter A. Buhr
-// Last Modified On : Wed Jan 27 08:58:56 2021
-// Update Count     : 4680
+// Last Modified On : Wed Feb  3 18:30:12 2021
+// Update Count     : 4700
 //
 
@@ -618 +618 @@
 postfix_expression:
         primary_expression
+        | postfix_expression '[' assignment_expression ',' comma_expression ']'
+                // { $$ = new ExpressionNode( build_binary_val( OperKinds::Index, $1, new ExpressionNode( build_binary_val( OperKinds::Index, $3, $5 ) ) ) ); }
+                { SemanticError( yylloc, "New array subscript is currently unimplemented." ); $$ = nullptr; }
         | postfix_expression '[' assignment_expression ']'
                 // CFA, comma_expression disallowed in this context because it results in a common user error: subscripting a
@@ -3187 +3190 @@
         | '[' ']' multi_array_dimension
                 { $$ = DeclarationNode::newArray( 0, 0, false )->addArray( $3 ); }
+        | '[' push assignment_expression pop ',' comma_expression ']'
+                { $$ = DeclarationNode::newArray( $3, 0, false )->addArray( DeclarationNode::newArray( $6, 0, false ) ); }
+                // { SemanticError( yylloc, "New array dimension is currently unimplemented." ); $$ = nullptr; }
         | multi_array_dimension
         ;