Add Q_DECL_NOTHROW to some qHash functions

The hashing functions for QDateTime and QHostAddress did not get the
noexcept keyword because they might allocate memory. QDateTime doesn't
do it now, but it could in the future. QHostAddress does allocate
memory today.

Change-Id: Ia5f80942944bfc2b8c405306c467bfd88ef0e48c
Reviewed-by: Giuseppe D'Angelo <giuseppe.dangelo@kdab.com>
Reviewed-by: Marc Mutz <marc.mutz@kdab.com>
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>

1 files changed, 3 insertions, 3 deletions

diff --git a/src/corelib/tools/qdatetime.cpp b/src/corelib/tools/qdatetime.cpp
index 8c9944b001..162117602b 100644
--- a/src/corelib/tools/qdatetime.cpp
+++ b/src/corelib/tools/qdatetime.cpp
@@ -4097,7 +4097,7 @@ uint qHash(const QDateTime &key, uint seed)
 
     Returns the hash value for the \a key, using \a seed to seed the calculation.
 */
-uint qHash(const QDate &key, uint seed)
+uint qHash(const QDate &key, uint seed) Q_DECL_NOTHROW
 {
     return qHash(key.toJulianDay(), seed);
 }
@@ -4108,9 +4108,9 @@ uint qHash(const QDate &key, uint seed)
 
     Returns the hash value for the \a key, using \a seed to seed the calculation.
 */
-uint qHash(const QTime &key, uint seed)
+uint qHash(const QTime &key, uint seed) Q_DECL_NOTHROW
 {
-    return QTime(0, 0, 0, 0).msecsTo(key) ^ seed;
+    return qHash(QTime(0, 0, 0, 0).msecsTo(key), seed);
 }
 
 #ifndef QT_BOOTSTRAPPED