[Bug bootstrap/68404] [6 Regression] PGO/LTO bootstrap failure on ppc64le

[wschmidt at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68404

--- Comment #8 from Bill Schmidt <wschmidt at gcc dot gnu.org> ---
LTO is creating a clone of reg_save_code, specialized on a particular value of
parameter reg.  The compiled code contains a badly formed address expression,
causing the segfault.  Continuing to look.