[Bug target/105416] arm_acle.h is missing __yield()

[pinskia at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105416

--- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
https://gcc.gnu.org/legacy-ml/gcc-patches/2019-01/msg00571.html

Looks like arm has it but maybe not aarch64.