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diff --git a/src/corelib/tools/qalgorithms.h b/src/corelib/tools/qalgorithms.h
index c0f7709f..3784ceff 100644
--- a/src/corelib/tools/qalgorithms.h
+++ b/src/corelib/tools/qalgorithms.h
@@ -590,6 +590,7 @@ Q_DECL_CONSTEXPR Q_ALWAYS_INLINE uint qt_builtin_popcountll(quint64 v) Q_DECL_NO
}
#elif defined(Q_CC_MSVC) && !defined(Q_OS_WINCE) && !defined(Q_PROCESSOR_ARM)
#define QT_POPCOUNT_CONSTEXPR
+#define QT_POPCOUNT_RELAXED_CONSTEXPR
#define QT_HAS_BUILTIN_CTZ
Q_ALWAYS_INLINE unsigned long qt_builtin_ctz(quint32 val)
{
@@ -676,6 +677,7 @@ Q_ALWAYS_INLINE uint qt_builtin_popcountll(quint64 v) Q_DECL_NOTHROW
#ifndef QT_POPCOUNT_CONSTEXPR
#define QT_POPCOUNT_CONSTEXPR Q_DECL_CONSTEXPR
+#define QT_POPCOUNT_RELAXED_CONSTEXPR Q_DECL_RELAXED_CONSTEXPR
#endif
} //namespace QAlgorithmsPrivate
@@ -819,7 +821,7 @@ Q_DECL_RELAXED_CONSTEXPR inline uint qCountLeadingZeroBits(quint32 v) Q_DECL_NOT
#endif
}
-Q_DECL_RELAXED_CONSTEXPR inline uint qCountLeadingZeroBits(quint8 v) Q_DECL_NOTHROW
+QT_POPCOUNT_RELAXED_CONSTEXPR inline uint qCountLeadingZeroBits(quint8 v) Q_DECL_NOTHROW
{
#if defined(QT_HAS_BUILTIN_CLZ)
return v ? QAlgorithmsPrivate::qt_builtin_clz(v)-24U : 8U;
@@ -831,7 +833,7 @@ Q_DECL_RELAXED_CONSTEXPR inline uint qCountLeadingZeroBits(quint8 v) Q_DECL_NOTH
#endif
}
-Q_DECL_RELAXED_CONSTEXPR inline uint qCountLeadingZeroBits(quint16 v) Q_DECL_NOTHROW
+QT_POPCOUNT_RELAXED_CONSTEXPR inline uint qCountLeadingZeroBits(quint16 v) Q_DECL_NOTHROW
{
#if defined(QT_HAS_BUILTIN_CLZS)
return v ? QAlgorithmsPrivate::qt_builtin_clzs(v) : 16U;
@@ -844,7 +846,7 @@ Q_DECL_RELAXED_CONSTEXPR inline uint qCountLeadingZeroBits(quint16 v) Q_DECL_NOT
#endif
}
-Q_DECL_RELAXED_CONSTEXPR inline uint qCountLeadingZeroBits(quint64 v) Q_DECL_NOTHROW
+QT_POPCOUNT_RELAXED_CONSTEXPR inline uint qCountLeadingZeroBits(quint64 v) Q_DECL_NOTHROW
{
#if defined(QT_HAS_BUILTIN_CLZLL)
return v ? QAlgorithmsPrivate::qt_builtin_clzll(v) : 64U;
@@ -859,7 +861,7 @@ Q_DECL_RELAXED_CONSTEXPR inline uint qCountLeadingZeroBits(quint64 v) Q_DECL_NOT
#endif
}
-Q_DECL_RELAXED_CONSTEXPR inline uint qCountLeadingZeroBits(unsigned long v) Q_DECL_NOTHROW
+QT_POPCOUNT_RELAXED_CONSTEXPR inline uint qCountLeadingZeroBits(unsigned long v) Q_DECL_NOTHROW
{
return qCountLeadingZeroBits(QIntegerForSizeof<long>::Unsigned(v));
}
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