[Bug rtl-optimization/68920] [6 Regression] Undesirable if-conversion for a rarely taken branch

[ubizjak at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68920

--- Comment #1 from Uroš Bizjak <ubizjak at gmail dot com> ---
Another incarnation of PR 56309 ?