hstore_to_array(PG_FUNCTION_ARGS)
{
	HStore	   *hs = PG_GETARG_HS(0);
	ArrayType  *out = hstore_to_array_internal(hs, 1);

	PG_RETURN_POINTER(out);
}

This weakness involves numeric computation errors, such as integer overflows, underflows, or precision losses, which can lead to miscalculations and exploitable behaviors in software.