https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81497
ktkachov at gcc dot gnu.org changed: What |Removed |Added ---------------------------------------------------------------------------- Known to work| |9.0 Summary|[7/8/9 Regression] error |[7/8 Regression] error |compiling arm_acle.h |compiling arm_acle.h Known to fail| |8.1.0 --- Comment #5 from ktkachov at gcc dot gnu.org --- Fixed on trunk. Will backport to the branches after a few days.