1 files changed, 0 insertions, 59 deletions
diff --git a/src/corelib/global/qcompare.h b/src/corelib/global/qcompare.h
index 38839e36921..a807e6001c8 100644
--- a/src/corelib/global/qcompare.h
+++ b/src/corelib/global/qcompare.h
@@ -21,12 +21,6 @@
 
 QT_BEGIN_NAMESPACE
 
-#if defined(Q_CC_MSVC)
-#define Q_COMPARE_CAST_IMPLICIT explicit
-#else
-#define Q_COMPARE_CAST_IMPLICIT Q_IMPLICIT
-#endif // Q_CC_MSVC
-
 namespace QtPrivate {
 using CompareUnderlyingType = qint8;
 
@@ -376,23 +370,6 @@ public:
 #endif // __cpp_lib_bit_cast
     }
 
-    constexpr Q_COMPARE_CAST_IMPLICIT operator std::partial_ordering() const noexcept
-    {
-        static_assert(sizeof(*this) == sizeof(std::partial_ordering));
-#ifdef __cpp_lib_bit_cast
-        return std::bit_cast<std::partial_ordering>(*this);
-#else
-        using O = QtPrivate::Ordering;
-        using R = std::partial_ordering;
-        switch (m_order) {
-        case qToUnderlying(O::Less):       return R::less;
-        case qToUnderlying(O::Greater):    return R::greater;
-        case qToUnderlying(O::Equivalent): return R::equivalent;
-        }
-        Q_UNREACHABLE_RETURN(R::unordered);
-#endif // __cpp_lib_bit_cast
-    }
-
     friend constexpr bool operator==(weak_ordering lhs, std::weak_ordering rhs) noexcept
     { return static_cast<std::weak_ordering>(lhs) == rhs; }
 
@@ -590,40 +567,6 @@ public:
 #endif // __cpp_lib_bit_cast
     }
 
-    constexpr Q_COMPARE_CAST_IMPLICIT operator std::weak_ordering() const noexcept
-    {
-        static_assert(sizeof(*this) == sizeof(std::weak_ordering));
-#ifdef __cpp_lib_bit_cast
-        return std::bit_cast<std::weak_ordering>(*this);
-#else
-        using O = QtPrivate::Ordering;
-        using R = std::weak_ordering;
-        switch (m_order) {
-        case qToUnderlying(O::Less):    return R::less;
-        case qToUnderlying(O::Greater): return R::greater;
-        case qToUnderlying(O::Equal):   return R::equivalent;
-        }
-        Q_UNREACHABLE_RETURN(R::equivalent);
-#endif // __cpp_lib_bit_cast
-    }
-
-    constexpr Q_COMPARE_CAST_IMPLICIT operator std::partial_ordering() const noexcept
-    {
-        static_assert(sizeof(*this) == sizeof(std::partial_ordering));
-#ifdef __cpp_lib_bit_cast
-        return std::bit_cast<std::partial_ordering>(*this);
-#else
-        using O = QtPrivate::Ordering;
-        using R = std::partial_ordering;
-        switch (m_order) {
-        case qToUnderlying(O::Less):    return R::less;
-        case qToUnderlying(O::Greater): return R::greater;
-        case qToUnderlying(O::Equal):   return R::equivalent;
-        }
-        Q_UNREACHABLE_RETURN(R::unordered);
-#endif // __cpp_lib_bit_cast
-    }
-
     friend constexpr bool operator==(strong_ordering lhs, std::strong_ordering rhs) noexcept
     { return static_cast<std::strong_ordering>(lhs) == rhs; }
 
@@ -979,8 +922,6 @@ inline constexpr QPartialOrdering QPartialOrdering::equivalent(QtPrivate::Orderi
 inline constexpr QPartialOrdering QPartialOrdering::greater(QtPrivate::Ordering::Greater);
 inline constexpr QPartialOrdering QPartialOrdering::unordered(QtPrivate::LegacyUncomparable::Unordered);
 
-#undef Q_COMPARE_CAST_IMPLICIT
-
 QT_END_NAMESPACE
 
 #endif // QCOMPARE_H