[Bug c++/82505] g++ -O3 -funroll-loops generates weird code

[barto at cambridgesemantics dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82505

--- Comment #1 from David Barto <barto at cambridgesemantics dot com> ---
This is gcc-mp-7 pre-built object from MacPorts.
Should have mentioned that.