[webkit-reviews] review requested: [Bug 152365] B3->Air lowering incorrectly copy-propagates over ZExt32's : [Attachment 267681] the patch

[bugzilla-daemon at webkit.org]

Filip Pizlo <fpizlo at apple.com> has asked  for review:
Bug 152365: B3->Air lowering incorrectly copy-propagates over ZExt32's
https://bugs.webkit.org/show_bug.cgi?id=152365

Attachment 267681: the patch

https://bugs.webkit.org/attachment.cgi?id=267681&action=review