[Webkit-unassigned] [Bug 152570] New: [ES6] Arrow function. Arrow function should raise exception ReferenceError only when access to 'arguments' in strict mode

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=152570

            Bug ID: 152570
           Summary: [ES6] Arrow function. Arrow function should raise
                    exception ReferenceError only when access to
                    'arguments'  in strict mode
    Classification: Unclassified
           Product: WebKit
           Version: WebKit Nightly Build
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: JavaScriptCore
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: gskachkov at gmail.com

Arrow function should raise exception ReferenceError only when access to 'arguments' in strict mode in top level arrow function. 

'use strict';

var arr = (error) => {
    if (error) {
       return arguments; 
    } else {
       return [];
    } 
};

arr(false) === [];

arr(true); // ReferenceError

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