[Bug other/60816] Optimzed arm code generates infinite loop via branch instruction branching to current program counter

[andrew.j.c.parker at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60816

--- Comment #2 from Andrew Parker <andrew.j.c.parker at gmail dot com> ---
Ach, my bad.  This snippet came from some old code that started failing with
4.8.  I whittled it down for the example but didn't vet it closely enough. 
Looks like a bug in our code!  Thanks for poiting out the obvious.  Apols for
the waste of time.