private QFuture d member does not have to be mutable

Signed-off-by: Ivailo Monev <xakepa10@laimg.moc>

diff --git a/src/core/concurrent/qfuture.h b/src/core/concurrent/qfuture.h
index 74548ac..a255a40 100644 (file)
--- a/src/core/concurrent/qfuture.h
+++ b/src/core/concurrent/qfuture.h
@@ -239,7 +239,7 @@ private:
 #ifdef QFUTURE_TEST
 public:
 #endif
-    mutable QFutureInterfaceBase d;
+    QFutureInterfaceBase d;
 };
 
 inline QFuture<void> &QFuture<void>::operator=(const QFuture<void> &other)