base.visit_binary_expression (expr);
}
}
+
+ public override void visit_object_creation_expression (ObjectCreationExpression expr) {
+ if (expr.tree_can_fail) {
+ if (expr.parent_node is LocalVariable || expr.parent_node is ExpressionStatement) {
+ // simple statements, no side effects after method call
+ } else if (!(context.analyzer.get_current_non_local_symbol (expr) is Block)) {
+ // can't handle errors in field initializers
+ Report.error (expr.source_reference, "Field initializers must not throw errors");
+ } else {
+ var target_type = copy_type (expr.target_type);
+ var formal_target_type = copy_type (expr.formal_target_type);
+ begin_replace_expression (expr);
+
+ var local = b.add_temp_declaration (expr.value_type, expr);
+ var replacement = return_temp_access (local, expr.value_type, target_type, formal_target_type);
+
+ end_replace_expression (replacement);
+ return;
+ }
+ }
+
+ base.visit_object_creation_expression (expr);
+ }
}
context.analyzer.visit_member_initializer (init, type_reference);
}
- if (tree_can_fail) {
- if (parent_node is LocalVariable || parent_node is ExpressionStatement) {
- // simple statements, no side effects after method call
- } else if (!(context.analyzer.get_current_non_local_symbol (this) is Block)) {
- // can't handle errors in field initializers
- Report.error (source_reference, "Field initializers must not throw errors");
- } else {
- // store parent_node as we need to replace the expression in the old parent node later on
- var old_parent_node = parent_node;
-
- var local = new LocalVariable (value_type.copy (), get_temp_name (), null, source_reference);
- var decl = new DeclarationStatement (local, source_reference);
-
- insert_statement (context.analyzer.get_current_block (this), decl);
-
- var temp_access = SemanticAnalyzer.create_temp_access (local, target_type);
- // don't set initializer earlier as this changes parent_node and parent_statement
- local.initializer = this;
- decl.check (context);
-
- // move temp variable to insert block to ensure the
- // variable is in the same block as the declaration
- // otherwise there will be scoping issues in the generated code
- var block = context.analyzer.get_current_block (this);
- block.remove_local_variable (local);
- context.analyzer.get_current_block (this).add_local_variable (local);
-
- old_parent_node.replace_expression (this, temp_access);
- temp_access.check (context);
- }
- }
-
return !error;
}