Fix cleaning of CMake projects

src/plugins/cmakeprojectmanager/cmakebuildconfiguration.cpp

@@ -255,6 +255,7 @@ ProjectExplorer::BuildConfiguration *CMakeBuildConfigurationFactory::create(cons
 
     MakeStep *cleanMakeStep = new MakeStep(bc);
     bc->insertCleanStep(0, cleanMakeStep);
+    cleanMakeStep->setAdditionalArguments(QStringList() << "clean");
     cleanMakeStep->setClean(true);
 
     CMakeOpenProjectWizard copw(m_project->projectManager(),

src/plugins/cmakeprojectmanager/cmakeproject.cpp

@@ -503,6 +503,7 @@ bool CMakeProject::restoreSettingsImpl(ProjectExplorer::PersistentSettingsReader
         //TODO save arguments somewhere copw.arguments()
         MakeStep *cleanMakeStep = new MakeStep(bc);
         bc->insertCleanStep(0, cleanMakeStep);
+        cleanMakeStep->setAdditionalArguments(QStringList() << "clean");
         cleanMakeStep->setClean(true);
 
         addBuildConfiguration(bc);