pub fn __aeabi_memcpy8(dest: [*]u8, src: [*]u8, n: usize) callconv(.
pub fn __aeabi_memcpy8(dest: [*]u8, src: [*]u8, n: usize) callconv(.{ .arm_aapcs = .{} }) void { @setRuntimeSafety(false); _ = memcpy(dest, src, n); }