mp_units::operator==

[[nodiscard]]
consteval
bool
operator==(
    basic_fixed_string const& lhs,
    CharT const(& rhs)[N2]);

[[nodiscard]]
constexpr
bool
operator==(
    basic_fixed_string const& lhs,
    basic_fixed_string<CharT, N2> const& rhs);

[[nodiscard]]
constexpr
bool
operator==(
    symbol_text const& lhs,
    symbol_text<N2, M2> const& rhs) noexcept;

[[nodiscard]]
consteval
bool
operator==(
    reference lhs,
    U2 u2);

[[nodiscard]]
consteval
bool
operator==(
    reference lhs,
    reference<Q2, U2> rhs);

[[nodiscard]]
constexpr
bool
operator==(
    safe_int lhs,
    constrained<U, CP> const& rhs);

[[nodiscard]]
constexpr
bool
operator==(
    safe_int lhs,
    U rhs);

[[nodiscard]]
constexpr
bool
operator==(
    safe_int lhs,
    U rhs);

[[nodiscard]]
constexpr
bool
operator==(
    safe_int lhs,
    safe_int rhs) noexcept;