[Bug tree-optimization/82776] Unable to optimize the loop when iteration count is unavailable.

[ben.maurer at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82776

--- Comment #10 from Ben Maurer <ben.maurer at gmail dot com> ---
This appears to be fixed:

https://godbolt.org/z/r49nYx6df