https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63602
Arseny Solokha <asolokha at gmx dot com> changed:
What |Removed |Added
----------------------------------------------------------------------------
Known to work| |4.9.2
Summary|Wrong code w/ -O2 |[5/6 Regression] Wrong code
|-ftree-loop-linear |w/ -O2 -ftree-loop-linear
Known to fail|4.8.3, 4.9.1, 5.0 |5.1.0, 6.0
--- Comment #2 from Arseny Solokha <asolokha at gmx dot com> ---
I've just checked it and found that gcc 4.9.2 compiles it correctly. So,
relabelling as a regression.