LIBC_INLINE is defined in attributes.h, which was not included. Since constexpr already implies inline, simply remove the LIBC_INLINE qualifier from the static helper, matching the x86_64 and aarch64 irelative implementations.
LIBC_INLINE is defined in attributes.h, which was not included. Since constexpr already implies inline, simply remove the LIBC_INLINE qualifier from the static helper, matching the x86_64 and aarch64 irelative implementations.