diff --git a/src/plugins/clangcodemodel/pchmanager.cpp b/src/plugins/clangcodemodel/pchmanager.cpp
index ec0bb2591a3..fd62dd076f4 100644
--- a/src/plugins/clangcodemodel/pchmanager.cpp
+++ b/src/plugins/clangcodemodel/pchmanager.cpp
@@ -51,8 +51,8 @@ PCHManager::PCHManager(QObject *parent)
     m_instance = this;
 
     QObject *msgMgr = Core::MessageManager::instance();
-    connect(this, SIGNAL(pchMessage(QString, Core::MessageManager::PrintToOutputPaneFlags)),
-            msgMgr, SLOT(write(QString, Core::MessageManager::PrintToOutputPaneFlags)));
+    connect(this, SIGNAL(pchMessage(QString,Core::MessageManager::PrintToOutputPaneFlags)),
+            msgMgr, SLOT(write(QString,Core::MessageManager::PrintToOutputPaneFlags)));
 
     connect(&m_pchGenerationWatcher, SIGNAL(finished()),
             this, SLOT(updateActivePCHFiles()));
diff --git a/src/plugins/cppeditor/cppcodemodelinspectordialog.cpp b/src/plugins/cppeditor/cppcodemodelinspectordialog.cpp
index 201fb9ebbbc..461ce25a8e4 100644
--- a/src/plugins/cppeditor/cppcodemodelinspectordialog.cpp
+++ b/src/plugins/cppeditor/cppcodemodelinspectordialog.cpp
@@ -1833,8 +1833,8 @@ CppCodeModelInspectorDialog::CppCodeModelInspectorDialog(QWidget *parent)
     m_workingCopyView->setModel(m_proxyWorkingCopyModel);
 
     connect(m_snapshotView->selectionModel(),
-            SIGNAL(currentRowChanged(QModelIndex ,QModelIndex)),
-            SLOT(onDocumentSelected(QModelIndex, QModelIndex)));
+            SIGNAL(currentRowChanged(QModelIndex,QModelIndex)),
+            SLOT(onDocumentSelected(QModelIndex,QModelIndex)));
     connect(m_snapshotView, SIGNAL(filterChanged(QString)),
             SLOT(onSnapshotFilterChanged(QString)));
     connect(m_ui->snapshotSelector, SIGNAL(currentIndexChanged(int)),
@@ -1845,14 +1845,14 @@ CppCodeModelInspectorDialog::CppCodeModelInspectorDialog(QWidget *parent)
             SLOT(onSymbolsViewExpandedOrCollapsed(QModelIndex)));
 
     connect(m_projectPartsView->selectionModel(),
-            SIGNAL(currentRowChanged(QModelIndex ,QModelIndex)),
-            SLOT(onProjectPartSelected(QModelIndex, QModelIndex)));
+            SIGNAL(currentRowChanged(QModelIndex,QModelIndex)),
+            SLOT(onProjectPartSelected(QModelIndex,QModelIndex)));
     connect(m_projectPartsView, SIGNAL(filterChanged(QString)),
             SLOT(onProjectPartFilterChanged(QString)));
 
     connect(m_workingCopyView->selectionModel(),
-            SIGNAL(currentRowChanged(QModelIndex ,QModelIndex)),
-            SLOT(onWorkingCopyDocumentSelected(QModelIndex, QModelIndex)));
+            SIGNAL(currentRowChanged(QModelIndex,QModelIndex)),
+            SLOT(onWorkingCopyDocumentSelected(QModelIndex,QModelIndex)));
     connect(m_workingCopyView, SIGNAL(filterChanged(QString)),
             SLOT(onWorkingCopyFilterChanged(QString)));
 
diff --git a/src/plugins/cppeditor/cppincludehierarchy.cpp b/src/plugins/cppeditor/cppincludehierarchy.cpp
index 2806b0c0115..e32467d2380 100644
--- a/src/plugins/cppeditor/cppincludehierarchy.cpp
+++ b/src/plugins/cppeditor/cppincludehierarchy.cpp
@@ -120,8 +120,8 @@ CppIncludeHierarchyWidget::CppIncludeHierarchyWidget() :
     setLayout(layout);
 
     connect(CppEditorPlugin::instance(), SIGNAL(includeHierarchyRequested()), SLOT(perform()));
-    connect(Core::EditorManager::instance(), SIGNAL(editorsClosed(QList<Core::IEditor *>)),
-            this, SLOT(editorsClosed(QList<Core::IEditor *>)));
+    connect(Core::EditorManager::instance(), SIGNAL(editorsClosed(QList<Core::IEditor*>)),
+            this, SLOT(editorsClosed(QList<Core::IEditor*>)));
 
 }
 
diff --git a/src/plugins/cpptools/cpptoolseditorsupport.cpp b/src/plugins/cpptools/cpptoolseditorsupport.cpp
index 66d2f8adcea..2638a127ce6 100644
--- a/src/plugins/cpptools/cpptoolseditorsupport.cpp
+++ b/src/plugins/cpptools/cpptoolseditorsupport.cpp
@@ -153,7 +153,7 @@ CppEditorSupport::CppEditorSupport(CppModelManager *modelManager, BaseTextEditor
     connect(m_textEditor->document(), SIGNAL(reloadFinished(bool)),
             this, SLOT(onReloadFinished()));
 
-    connect(Core::EditorManager::instance(), SIGNAL(currentEditorChanged(Core::IEditor *)),
+    connect(Core::EditorManager::instance(), SIGNAL(currentEditorChanged(Core::IEditor*)),
             this, SLOT(onCurrentEditorChanged()));
     m_editorGCTimer = new QTimer(this);
     m_editorGCTimer->setSingleShot(true);
diff --git a/src/plugins/texteditor/texteditorsettings.cpp b/src/plugins/texteditor/texteditorsettings.cpp
index ebe1f615016..2fbbe433d07 100644
--- a/src/plugins/texteditor/texteditorsettings.cpp
+++ b/src/plugins/texteditor/texteditorsettings.cpp
@@ -342,7 +342,7 @@ void TextEditorSettings::initializeEditor(BaseTextEditorWidget *editor)
             editor, SLOT(setStorageSettings(TextEditor::StorageSettings)));
     connect(m_instance, SIGNAL(behaviorSettingsChanged(TextEditor::BehaviorSettings)),
             editor, SLOT(setBehaviorSettings(TextEditor::BehaviorSettings)));
-    connect(m_instance, SIGNAL(marginSettingsChanged(const TextEditor::MarginSettings &)),
+    connect(m_instance, SIGNAL(marginSettingsChanged(TextEditor::MarginSettings)),
             editor, SLOT(setMarginSettings(TextEditor::MarginSettings)));
     connect(m_instance, SIGNAL(displaySettingsChanged(TextEditor::DisplaySettings)),
             editor, SLOT(setDisplaySettings(TextEditor::DisplaySettings)));