Turn off overflow protection for various math functions am: cbf5e691 am:...

Turn off overflow protection for various math functions am: cbf5e691 am: 72b1fdbf am: a25eb356 am: 3d58f94e am: 1edbc699 am: c0118375 am: ba78beef am: b0ceb402 am: e7a758e2 am: 350db71b am: d1cc2847 am: 1212f6e4 am: 415dfd3b am: 1c03bbb1
am: 2c55e08d

Change-Id: I820bb00c886e003a00af50bdf6f22218dbd6f7e7