[Bug middle-end/58677] wrong code at -O1 on x86_64-linux-gnu

[mikpelinux at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58677

--- Comment #1 from Mikael Pettersson <mikpelinux at gmail dot com> ---
Started with r202525 (PR58404 missed-optimization fix), stopped with r203315
(PR58570 wrong-code fix).  The cause of PR58570 was not r202525.

Can you check if the original testcase works on current trunk?