var expr = node.expression;
if (!(expr instanceof AST_SymbolRef)) return;
var def = expr.definition();
- if (is_arguments(def) && node.property instanceof AST_Number) def.reassigned = true;
+ if (!is_arguments(def)) return;
+ var key = node.property;
+ if (key.is_constant()) key = key.value;
+ if (!(key instanceof AST_Node) && !/^[1-9]*[0-9]$/.test(key)) return;
+ def.reassigned = true;
+ (key instanceof AST_Node ? def.scope.argnames : [ def.scope.argnames[key] ]).forEach(function(argname) {
+ if (argname instanceof AST_SymbolFunarg) argname.definition().fixed = false;
+ });
}
function scan_declaration(tw, lhs, fixed, visit) {