2 files changed, 37 insertions, 0 deletions
diff --git a/src/corelib/tools/qhash.cpp b/src/corelib/tools/qhash.cpp
index 18d1cee0ebd..5320ea1fbf7 100644
--- a/src/corelib/tools/qhash.cpp
+++ b/src/corelib/tools/qhash.cpp
@@ -737,6 +737,38 @@ void QHashData::checkSanity()
     Returns the hash value for the \a key, using \a seed to seed the calculation.
 */
 
+/*! \relates QHash
+    \since 5.3
+
+    Returns the hash value for the \a key, using \a seed to seed the calculation.
+*/
+uint qHash(float key, uint seed) Q_DECL_NOTHROW
+{
+    return key != 0.0f ? hash(reinterpret_cast<const uchar *>(&key), sizeof(key), seed) : seed ;
+}
+
+/*! \relates QHash
+    \since 5.3
+
+    Returns the hash value for the \a key, using \a seed to seed the calculation.
+*/
+uint qHash(double key, uint seed) Q_DECL_NOTHROW
+{
+    return key != 0.0  ? hash(reinterpret_cast<const uchar *>(&key), sizeof(key), seed) : seed ;
+}
+
+#ifndef Q_OS_DARWIN
+/*! \relates QHash
+    \since 5.3
+
+    Returns the hash value for the \a key, using \a seed to seed the calculation.
+*/
+uint qHash(long double key, uint seed) Q_DECL_NOTHROW
+{
+    return key != 0.0L ? hash(reinterpret_cast<const uchar *>(&key), sizeof(key), seed) : seed ;
+}
+#endif
+
 /*! \fn uint qHash(QChar key, uint seed = 0)
     \relates QHash
     \since 5.0
diff --git a/src/corelib/tools/qhash.h b/src/corelib/tools/qhash.h
index 9dd0e6144de..d4bf8df4428 100644
--- a/src/corelib/tools/qhash.h
+++ b/src/corelib/tools/qhash.h
@@ -85,6 +85,11 @@ inline uint qHash(quint64 key, uint seed = 0) Q_DECL_NOTHROW
     }
 }
 inline uint qHash(qint64 key, uint seed = 0) Q_DECL_NOTHROW { return qHash(quint64(key), seed); }
+Q_CORE_EXPORT uint qHash(float key, uint seed = 0) Q_DECL_NOTHROW;
+Q_CORE_EXPORT uint qHash(double key, uint seed = 0) Q_DECL_NOTHROW;
+#ifndef Q_OS_DARWIN
+Q_CORE_EXPORT uint qHash(long double key, uint seed = 0) Q_DECL_NOTHROW;
+#endif
 inline uint qHash(QChar key, uint seed = 0) Q_DECL_NOTHROW { return qHash(key.unicode(), seed); }
 Q_CORE_EXPORT uint qHash(const QByteArray &key, uint seed = 0) Q_DECL_NOTHROW;
 Q_CORE_EXPORT uint qHash(const QString &key, uint seed = 0) Q_DECL_NOTHROW;