so return (bool)x; is equivalent to return 0!=x; and return !!x; https://godbolt.org/z/Gq5j8j66a https://godbolt.org/z/Gq5j8j66a Sorry, this is

so return (bool)x; is equivalent to return 0!=x; and return !!x; https://godbolt.org/z/Gq5j8j66a https://godbolt.org/z/Gq5j8j66a Sorry, this is the C link: https://godbolt.org/z/crxecb9c3 https://godbolt.org/z/crxecb9c3