ivoc abf1752ff4 Fix for left shift of potentially negative value.
Left shifting of negative integers is undefined behavior, and should be prevented. This CL fixes one such instance in the Levinson Durbin function.

BUG=chromium:675349

Review-Url: https://codereview.webrtc.org/2621693002
Cr-Commit-Position: refs/heads/master@{#15984}
2017-01-10 11:37:20 +00:00
..
2016-05-17 17:56:48 +00:00