[Webkit-unassigned] [Bug 143140] New: IteratorClose should be called when break statement jumps over the target for-of loop

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=143140

            Bug ID: 143140
           Summary: IteratorClose should be called when break statement
                    jumps over the target for-of loop
    Classification: Unclassified
           Product: WebKit
           Version: 528+ (Nightly build)
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: JavaScriptCore
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: utatane.tea at gmail.com

When executing the following script,

var iter = ...;

outer: for (var i of array) {
    for (var j of iter) {
        break outer;
    }
}

iter.return should be called.

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