https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87496
Segher Boessenkool <segher at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |NEW Ever confirmed|0 |1 --- Comment #1 from Segher Boessenkool <segher at gcc dot gnu.org> --- Needs -mcpu=power7 (or power8, but not power9) -mno-popcntd -m64. Confirmed.