Index: src/Parser/parser.yy
===================================================================
--- src/Parser/parser.yy	(revision e72fc60c45c40f15ed2eb81b8f581c866cf011dc)
+++ src/Parser/parser.yy	(revision 9f4af04bcfe01d300fefac8c70406f286cb0890a)
@@ -763,5 +763,5 @@
 		// Switching to this behaviour may help check if a C compatibilty case uses comma-exprs in subscripts.
 		// Current: Commas in subscripts make tuples.
-		{ $$ = new ExpressionNode( build_binary_val( yylloc, OperKinds::Index, $1, new ExpressionNode( build_tuple( yylloc, (ExpressionNode *)($3->set_last( $5 ) ) )) ) ); }
+		{ $$ = new ExpressionNode( build_binary_val( yylloc, OperKinds::Index, $1, new ExpressionNode( build_tuple( yylloc, $3->set_last( $5 ) ) ) ) ); }
 	| postfix_expression '[' assignment_expression ']'
 		// CFA, comma_expression disallowed in this context because it results in a common user error: subscripting a
@@ -778,5 +778,5 @@
 			Token fn;
 			fn.str = new std::string( "?{}" );			// location undefined - use location of '{'?
-			$$ = new ExpressionNode( new ast::ConstructorExpr( yylloc, build_func( yylloc, new ExpressionNode( build_varref( yylloc, fn ) ), (ExpressionNode *)( $1 )->set_last( $3 ) ) ) );
+			$$ = new ExpressionNode( new ast::ConstructorExpr( yylloc, build_func( yylloc, new ExpressionNode( build_varref( yylloc, fn ) ), $1->set_last( $3 ) ) ) );
 		}
 	| postfix_expression '(' argument_expression_list_opt ')'
@@ -784,6 +784,6 @@
 	| VA_ARG '(' primary_expression ',' declaration_specifier_nobody abstract_parameter_declarator_opt ')'
 		// { SemanticError( yylloc, "va_arg is currently unimplemented." ); $$ = nullptr; }
-		{ $$ = new ExpressionNode( build_func( yylloc, new ExpressionNode( build_varref( yylloc, new string( "__builtin_va_arg") ) ),
-											   (ExpressionNode *)($3->set_last( (ExpressionNode *)($6 ? $6->addType( $5 ) : $5) )) ) ); }
+		{ $$ = new ExpressionNode( build_func( yylloc, new ExpressionNode( build_varref( yylloc, new string( "__builtin_va_arg" ) ) ),
+											   $3->set_last( (ExpressionNode *)($6 ? $6->addType( $5 ) : $5) ) ) ); }
 	| postfix_expression '`' identifier					// CFA, postfix call
 		{ $$ = new ExpressionNode( build_func( yylloc, new ExpressionNode( build_varref( yylloc, build_postfix_name( $3 ) ) ), $1 ) ); }
@@ -843,5 +843,5 @@
 			Token fn;
 			fn.str = new string( "^?{}" );				// location undefined
-			$$ = new ExpressionNode( build_func( yylloc, new ExpressionNode( build_varref( yylloc, fn ) ), (ExpressionNode *)( $2 )->set_last( $4 ) ) );
+			$$ = new ExpressionNode( build_func( yylloc, new ExpressionNode( build_varref( yylloc, fn ) ), $2->set_last( $4 ) ) );
 		}
 	;
@@ -856,5 +856,5 @@
 	argument_expression
 	| argument_expression_list_opt ',' argument_expression
-		{ $$ = (ExpressionNode *)($1->set_last( $3 )); }
+		{ $$ = $1->set_last( $3 ); }
 	;
 
@@ -868,5 +868,5 @@
 field_name_list:										// CFA, tuple field selector
 	field
-	| field_name_list ',' field					{ $$ = (ExpressionNode *)($1->set_last( $3 )); }
+	| field_name_list ',' field					{ $$ = $1->set_last( $3 ); }
 	;
 
@@ -1162,7 +1162,7 @@
 //		{ $$ = new ExpressionNode( build_tuple( $3 ) ); }
 	'[' ',' tuple_expression_list ']'
-		{ $$ = new ExpressionNode( build_tuple( yylloc, (ExpressionNode *)(new ExpressionNode( nullptr ) )->set_last( $3 ) ) ); }
+		{ $$ = new ExpressionNode( build_tuple( yylloc, (new ExpressionNode( nullptr ))->set_last( $3 ) ) ); }
 	| '[' push assignment_expression pop ',' tuple_expression_list ']'
-		{ $$ = new ExpressionNode( build_tuple( yylloc, (ExpressionNode *)($3->set_last( $6 ) ) )); }
+		{ $$ = new ExpressionNode( build_tuple( yylloc, $3->set_last( $6 ) ) ); }
 	;
 
@@ -1172,5 +1172,5 @@
 		{ SemanticError( yylloc, "Eliding tuple element with '@' is currently unimplemented." ); $$ = nullptr; }
 	| tuple_expression_list ',' assignment_expression
-		{ $$ = (ExpressionNode *)($1->set_last( $3 )); }
+		{ $$ = $1->set_last( $3 ); }
 	| tuple_expression_list ',' '@'
 		{ SemanticError( yylloc, "Eliding tuple element with '@' is currently unimplemented." ); $$ = nullptr; }
@@ -1307,5 +1307,5 @@
 			// therefore, are removed from the grammar even though C allows it. The change also applies to choose
 			// statement.
-			$$ = $7 ? new StatementNode( build_compound( yylloc, (StatementNode *)((new StatementNode( $7 ))->set_last( sw )) ) ) : sw;
+			$$ = $7 ? new StatementNode( build_compound( yylloc, (new StatementNode( $7 ))->set_last( sw ) ) ) : sw;
 		}
 	| SWITCH '(' comma_expression ')' '{' error '}'		// CFA, invalid syntax rule error
@@ -1316,5 +1316,5 @@
 		{
 			StatementNode *sw = new StatementNode( build_switch( yylloc, false, $3, $8 ) );
-			$$ = $7 ? new StatementNode( build_compound( yylloc, (StatementNode *)((new StatementNode( $7 ))->set_last( sw )) ) ) : sw;
+			$$ = $7 ? new StatementNode( build_compound( yylloc, (new StatementNode( $7 ))->set_last( sw ) ) ) : sw;
 		}
 	| CHOOSE '(' comma_expression ')' '{' error '}'		// CFA, invalid syntax rule
@@ -1718,5 +1718,4 @@
 	cast_expression
 	| cast_expression_list ',' cast_expression
-		// { $$ = (ExpressionNode *)($1->set_last( $3 )); }
 		{ SemanticError( yylloc, "List of mutex member is currently unimplemented." ); $$ = nullptr; }
 	;
@@ -1734,5 +1733,5 @@
 		{ $$ = $3; }
 	| WAITFOR '(' cast_expression_list ':' argument_expression_list_opt ')'
-		{ $$ = (ExpressionNode *)($3->set_last( $5 )); }
+		{ $$ = $3->set_last( $5 ); }
 	;
 
@@ -1890,5 +1889,5 @@
 	asm_operand
 	| asm_operands_list ',' asm_operand
-		{ $$ = (ExpressionNode *)($1->set_last( $3 )); }
+		{ $$ = $1->set_last( $3 ); }
 	;
 
@@ -1909,5 +1908,5 @@
 		{ $$ = $1; }
 	| asm_clobbers_list_opt ',' string_literal
-		{ $$ = (ExpressionNode *)( $1->set_last( $3 ) ); }
+		{ $$ = $1->set_last( $3 ); }
 	;
 
@@ -2975,6 +2974,6 @@
 	| initializer
 	| designation initializer					{ $$ = $2->set_designators( $1 ); }
-	| initializer_list_opt ',' initializer		{ $$ = (InitializerNode *)( $1->set_last( $3 ) ); }
-	| initializer_list_opt ',' designation initializer { $$ = (InitializerNode *)($1->set_last( $4->set_designators( $3 ) )); }
+	| initializer_list_opt ',' initializer		{ $$ = $1->set_last( $3 ); }
+	| initializer_list_opt ',' designation initializer { $$ = $1->set_last( $4->set_designators( $3 ) ); }
 	;
 
@@ -2998,5 +2997,5 @@
 	designator
 	| designator_list designator
-		{ $$ = (ExpressionNode *)($1->set_last( $2 )); }
+		{ $$ = $1->set_last( $2 ); }
 	//| designator_list designator						{ $$ = new ExpressionNode( $1, $2 ); }
 	;
@@ -3127,7 +3126,7 @@
 	| assignment_expression
 	| type_list ',' type
-		{ $$ = (ExpressionNode *)($1->set_last( new ExpressionNode( new ast::TypeExpr( yylloc, maybeMoveBuildType( $3 ) ) ) )); }
+		{ $$ = $1->set_last( new ExpressionNode( new ast::TypeExpr( yylloc, maybeMoveBuildType( $3 ) ) ) ); }
 	| type_list ',' assignment_expression
-		{ $$ = (ExpressionNode *)( $1->set_last( $3 )); }
+		{ $$ = $1->set_last( $3 ); }
 	;
 
@@ -3966,7 +3965,7 @@
 	| assignment_expression upupeq assignment_expression
 	| array_type_list ',' basic_type_name
-		{ $$ = (ExpressionNode *)($1->set_last( new ExpressionNode( new ast::TypeExpr( yylloc, maybeMoveBuildType( $3 ) ) ) )); }
+		{ $$ = $1->set_last( new ExpressionNode( new ast::TypeExpr( yylloc, maybeMoveBuildType( $3 ) ) ) ); }
 	| array_type_list ',' type_name
-		{ $$ = (ExpressionNode *)($1->set_last( new ExpressionNode( new ast::TypeExpr( yylloc, maybeMoveBuildType( $3 ) ) ) )); }
+		{ $$ = $1->set_last( new ExpressionNode( new ast::TypeExpr( yylloc, maybeMoveBuildType( $3 ) ) ) ); }
 	| array_type_list ',' assignment_expression upupeq assignment_expression
 	;