https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118125
--- Comment #3 from Martin Jambor <jamborm at gcc dot gnu.org> --- Unfortunately I have lost access to the machine where I was debugging this due to some networking issue. Just before that I have discovered that an extra SLP vectorization in the slow version of the hottest function. I'll try to get back to this soon-ish.