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From: "rguenth at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
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Subject: [Bug tree-optimization/51601] [4.7 Regression] ice in verify_live_on_entry
Date: Mon, 19 Dec 2011 11:14:00 -0000
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51601

Richard Guenther <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
          Component|c++                         |tree-optimization
   Target Milestone|---                         |4.7.0
            Summary|ice in verify_live_on_entry |[4.7 Regression] ice in
                   |                            |verify_live_on_entry

--- Comment #2 from Richard Guenther <rguenth at gcc dot gnu.org> 2011-12-19 11:04:30 UTC ---
int 
getDuration(int dot_)
{
  int duration = (int) 32;
  int dotLength = duration;
  for (int i = 0; i < dot_; ++i) 
      dotLength /= 2;
  duration += dotLength;
  return duration;
}

Caused by the vectorizer.