[Bug c/78181] unrecognized option -mcpu=cortex-a73

[rearnsha at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78181

--- Comment #2 from Richard Earnshaw <rearnsha at gcc dot gnu.org> ---
The error message comes from the assembler, not the compiler, you need to
update your assembler binaries.