QException: Fix no-exception build

qtbase\src\corelib\thread\qfutureinterface_p.h(180): error C2039: 'setException': is not a member of 'QtPrivate::ExceptionStore'

qtbase\src\corelib\thread\qexception.h(109): note: see declaration of 'QtPrivate::ExceptionStore'

Change-Id: Id746b87af3f88d91c473f6a3d986dc0f022dfa2f
Reviewed-by: Sona Kurazyan <sona.kurazyan@qt.io>
Reviewed-by: Andrei Golubev <andrei.golubev@qt.io>

src/corelib/thread/qfutureinterface_p.h

@@ -173,12 +173,14 @@ public:
         QtPrivate::ResultStoreBase m_results;
         QtPrivate::ExceptionStore m_exceptionStore;
 
+#ifndef QT_NO_EXCEPTIONS
         void setException(const std::exception_ptr &e)
         {
             m_results.~ResultStoreBase();
             new (&m_exceptionStore) QtPrivate::ExceptionStore();
             m_exceptionStore.setException(e);
         }
+#endif
 
         ~Data() { }
     };