[Webkit-unassigned] [Bug 167837] New: [JSC] Throw exception in case redeclaration let variable in eval

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=167837

            Bug ID: 167837
           Summary: [JSC] Throw exception in case redeclaration let
                    variable in eval
    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

function goo() {
    {   
        var error = false;
        try {
            let f = 20;
            eval('var f = 15; eval(" { function f() { }; } ")');
        } catch (e) {
            error = e instanceof SyntaxError;
        }
        print(error); // true 
    }
    print(typeof f);  // "undefined"
}

-- 
You are receiving this mail because:
You are the assignee for the bug.
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <https://lists.webkit.org/pipermail/webkit-unassigned/attachments/20170204/e37974ef/attachment.html>