Analyzer not catching variable declared and used in for-in loop

[sethladd]

Code:

List foo(x) {
  return [1,2,3];
}

main() {
  
  for (var y in foo(y)) {
    print(y);
  }
  
}

I would expect some warning when y is used in foo(y)

[clayberg]

Added this to the M1 milestone.

[danrubel]

Set owner to @scheglov.

[scheglov]

Added Accepted label.

[scheglov]

https://chromiumcodereview.appspot.com/10826055

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Added Started label.

[scheglov]

https://code.google.com/p/dart/source/detail?r=10002

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Added Fixed label.

[sethladd]

Thanks!