Wholesale conversion to #pragma once

Kudos to cgmb and https://github.com/cgmb/guardonce

Change-Id: Ifa8970734b8d43fd08c9260c645bdb0228633791
Reviewed-by: Tobias Hunger <tobias.hunger@theqtcompany.com>

72 files changed, 71 insertions, 296 deletions

diff --git a/tests/auto/cplusplus/cplusplus_global.h b/tests/auto/cplusplus/cplusplus_global.h
index 5d911fe132d..42a0bef1ad4 100644
--- a/tests/auto/cplusplus/cplusplus_global.h
+++ b/tests/auto/cplusplus/cplusplus_global.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef CPLUSPLUS_GLOBAL_H
-#define CPLUSPLUS_GLOBAL_H
+#pragma once
 
 //
 // The following "non-latin1" code points are used in the tests:
@@ -38,5 +37,3 @@
 #define UC_U4E8C "\xe4\xba\x8c"
 #define UC_U10302 "\xf0\x90\x8c\x82"
 #define TEST_UNICODE_IDENTIFIER UC_U00FC UC_U4E8C UC_U10302
-
-#endif // CPLUSPLUS_GLOBAL_H
diff --git a/tests/auto/extensionsystem/pluginmanager/circularplugins/plugin1/plugin1.h b/tests/auto/extensionsystem/pluginmanager/circularplugins/plugin1/plugin1.h
index 82e515b9465..556fc0ba6fc 100644
--- a/tests/auto/extensionsystem/pluginmanager/circularplugins/plugin1/plugin1.h
+++ b/tests/auto/extensionsystem/pluginmanager/circularplugins/plugin1/plugin1.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef PLUGIN1_H
-#define PLUGIN1_H
+#pragma once
 
 #include <extensionsystem/iplugin.h>
 
@@ -52,5 +51,3 @@ public:
 };
 
 } // namespace Plugin1
-
-#endif // PLUGIN1_H
diff --git a/tests/auto/extensionsystem/pluginmanager/circularplugins/plugin2/plugin2.h b/tests/auto/extensionsystem/pluginmanager/circularplugins/plugin2/plugin2.h
index 04c36449001..e5e38e33005 100644
--- a/tests/auto/extensionsystem/pluginmanager/circularplugins/plugin2/plugin2.h
+++ b/tests/auto/extensionsystem/pluginmanager/circularplugins/plugin2/plugin2.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef PLUGIN2_H
-#define PLUGIN2_H
+#pragma once
 
 #include <extensionsystem/iplugin.h>
 
@@ -52,5 +51,3 @@ public:
 };
 
 } // Plugin2
-
-#endif // PLUGIN2_H
diff --git a/tests/auto/extensionsystem/pluginmanager/circularplugins/plugin3/plugin3.h b/tests/auto/extensionsystem/pluginmanager/circularplugins/plugin3/plugin3.h
index 36e743d87b7..c1ba2d3c932 100644
--- a/tests/auto/extensionsystem/pluginmanager/circularplugins/plugin3/plugin3.h
+++ b/tests/auto/extensionsystem/pluginmanager/circularplugins/plugin3/plugin3.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef PLUGIN3_H
-#define PLUGIN3_H
+#pragma once
 
 #include <extensionsystem/iplugin.h>
 
@@ -52,5 +51,3 @@ public:
 };
 
 } // namespace Plugin3
-
-#endif // PLUGIN3_H
diff --git a/tests/auto/extensionsystem/pluginmanager/correctplugins1/plugin1/plugin1.h b/tests/auto/extensionsystem/pluginmanager/correctplugins1/plugin1/plugin1.h
index e911f3d420a..6a0d4c7f09a 100644
--- a/tests/auto/extensionsystem/pluginmanager/correctplugins1/plugin1/plugin1.h
+++ b/tests/auto/extensionsystem/pluginmanager/correctplugins1/plugin1/plugin1.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef PLUGIN1_H
-#define PLUGIN1_H
+#pragma once
 
 #include <extensionsystem/iplugin.h>
 
@@ -55,5 +54,3 @@ private:
 };
 
 } // namespace Plugin1
-
-#endif // PLUGIN1_H
diff --git a/tests/auto/extensionsystem/pluginmanager/correctplugins1/plugin2/plugin2.h b/tests/auto/extensionsystem/pluginmanager/correctplugins1/plugin2/plugin2.h
index 2068170b6a4..1a5ff1eb5ce 100644
--- a/tests/auto/extensionsystem/pluginmanager/correctplugins1/plugin2/plugin2.h
+++ b/tests/auto/extensionsystem/pluginmanager/correctplugins1/plugin2/plugin2.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef PLUGIN2_H
-#define PLUGIN2_H
+#pragma once
 
 #include <extensionsystem/iplugin.h>
 
@@ -55,5 +54,3 @@ private:
 };
 
 } // namespace Plugin2
-
-#endif // PLUGIN2_H
diff --git a/tests/auto/extensionsystem/pluginmanager/correctplugins1/plugin3/plugin3.h b/tests/auto/extensionsystem/pluginmanager/correctplugins1/plugin3/plugin3.h
index 4739ebb997e..a8bfb4e7b64 100644
--- a/tests/auto/extensionsystem/pluginmanager/correctplugins1/plugin3/plugin3.h
+++ b/tests/auto/extensionsystem/pluginmanager/correctplugins1/plugin3/plugin3.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef PLUGIN3_H
-#define PLUGIN3_H
+#pragma once
 
 #include <extensionsystem/iplugin.h>
 
@@ -55,5 +54,3 @@ private:
 };
 
 } // namespace Plugin3
-
-#endif // PLUGIN3_H
diff --git a/tests/auto/extensionsystem/pluginspec/testplugin/testplugin.h b/tests/auto/extensionsystem/pluginspec/testplugin/testplugin.h
index 9a5913edbaf..cc88e8a8d03 100644
--- a/tests/auto/extensionsystem/pluginspec/testplugin/testplugin.h
+++ b/tests/auto/extensionsystem/pluginspec/testplugin/testplugin.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef TESTPLUGIN_H
-#define TESTPLUGIN_H
+#pragma once
 
 #include "testplugin_global.h"
 #include <extensionsystem/iplugin.h>
@@ -54,5 +53,3 @@ private:
 };
 
 } // namespace
-
-#endif // TESTPLUGIN_H
diff --git a/tests/auto/extensionsystem/pluginspec/testplugin/testplugin_global.h b/tests/auto/extensionsystem/pluginspec/testplugin/testplugin_global.h
index 0bd78078b6a..c693b519759 100644
--- a/tests/auto/extensionsystem/pluginspec/testplugin/testplugin_global.h
+++ b/tests/auto/extensionsystem/pluginspec/testplugin/testplugin_global.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef TESTPLUGIN_GLOBAL_H
-#define TESTPLUGIN_GLOBAL_H
+#pragma once
 
 #include <qglobal.h>
 
@@ -33,5 +32,3 @@
 #else
 #  define MYPLUGIN_EXPORT Q_DECL_IMPORT
 #endif
-
-#endif // TESTPLUGIN_GLOBAL_H
diff --git a/tests/auto/generichighlighter/highlighterengine/formats.h b/tests/auto/generichighlighter/highlighterengine/formats.h
index b84dec4c69f..11c3916a8b0 100644
--- a/tests/auto/generichighlighter/highlighterengine/formats.h
+++ b/tests/auto/generichighlighter/highlighterengine/formats.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef FORMATS_H
-#define FORMATS_H
+#pragma once
 
 #include <QTextCharFormat>
 
@@ -67,5 +66,3 @@ private:
     QTextCharFormat m_regionMarkerFormat;
     QTextCharFormat m_othersFormat;
 };
-
-#endif // FORMATS_H
diff --git a/tests/auto/generichighlighter/highlighterengine/highlightermock.h b/tests/auto/generichighlighter/highlighterengine/highlightermock.h
index 9cc35226a68..09cfcef5bbd 100644
--- a/tests/auto/generichighlighter/highlighterengine/highlightermock.h
+++ b/tests/auto/generichighlighter/highlighterengine/highlightermock.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef HIGHLIGHTERMOCK_H
-#define HIGHLIGHTERMOCK_H
+#pragma once
 
 #include <texteditor/generichighlighter/highlighter.h>
 
@@ -76,5 +75,3 @@ private:
     bool m_noTestCall;
     bool m_considerEmptyLines;
 };
-
-#endif // HIGHLIGHTERMOCK_H
diff --git a/tests/auto/generichighlighter/highlighterengine/syntaxhighlighter.h b/tests/auto/generichighlighter/highlighterengine/syntaxhighlighter.h
index e6c6950595f..45122612c85 100644
--- a/tests/auto/generichighlighter/highlighterengine/syntaxhighlighter.h
+++ b/tests/auto/generichighlighter/highlighterengine/syntaxhighlighter.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef SYNTAXHIGHLIGHTER_H
-#define SYNTAXHIGHLIGHTER_H
+#pragma once
 
 // Replaces the "real" syntaxhighlighter.h file. The scope of this test is restricted to the
 // highlight definition's context engine. Using a mock derived from QSyntaxHighlighter as a
@@ -51,5 +50,3 @@ protected:
 };
 
 }
-
-#endif //SYNTAXHIGHLIGHTER_H
diff --git a/tests/auto/generichighlighter/highlighterengine/tabsettings.h b/tests/auto/generichighlighter/highlighterengine/tabsettings.h
index 69496e68914..968946be54a 100644
--- a/tests/auto/generichighlighter/highlighterengine/tabsettings.h
+++ b/tests/auto/generichighlighter/highlighterengine/tabsettings.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef TABSETTINGS_H
-#define TABSETTINGS_H
+#pragma once
 
 #include <QString>
 
@@ -39,5 +38,3 @@ public:
 };
 
 }
-
-#endif // TABSETTINGS_H
diff --git a/tests/auto/generichighlighter/highlighterengine/textdocumentlayout.h b/tests/auto/generichighlighter/highlighterengine/textdocumentlayout.h
index a9a7c3f5993..c53dd72edee 100644
--- a/tests/auto/generichighlighter/highlighterengine/textdocumentlayout.h
+++ b/tests/auto/generichighlighter/highlighterengine/textdocumentlayout.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef TEXTDOCUMENTLAYOUT_H
-#define TEXTDOCUMENTLAYOUT_H
+#pragma once
 
 #include <QTextBlockUserData>
 
@@ -66,5 +65,3 @@ void setParentheses(const QTextBlock &, const Parentheses &);
 }
 
 } // namespace TextEditor
-
-#endif // TEXTDOCUMENTLAYOUT_H
diff --git a/tests/auto/qml/qmldesigner/bauhaustests/testbauhaus.h b/tests/auto/qml/qmldesigner/bauhaustests/testbauhaus.h
index 2292c3efbec..fcb9557efe8 100644
--- a/tests/auto/qml/qmldesigner/bauhaustests/testbauhaus.h
+++ b/tests/auto/qml/qmldesigner/bauhaustests/testbauhaus.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef TESTBAUHAUS_H
-#define TESTBAUHAUS_H
+#pragma once
 
 #include <QObject>
 
@@ -51,5 +50,3 @@ private:
     QString m_creatorDir;
     QString m_qtDir;
 };
-
-#endif // TESTBAUHAUS_H
diff --git a/tests/auto/qml/qmldesigner/coretests/testrewriterview.h b/tests/auto/qml/qmldesigner/coretests/testrewriterview.h
index 9778b59083f..74b5fa384ac 100644
--- a/tests/auto/qml/qmldesigner/coretests/testrewriterview.h
+++ b/tests/auto/qml/qmldesigner/coretests/testrewriterview.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef TESTREWRITERVIEW_H
-#define TESTREWRITERVIEW_H
+#pragma once
 
 #include <rewriterview.h>
 #include <model/modeltotextmerger.h>
@@ -61,5 +60,3 @@ public:
 };
 
 } // QmlDesigner
-
-#endif // TESTREWRITERVIEW_H
diff --git a/tests/auto/qml/qmldesigner/propertyeditortests/testpropertyeditor.h b/tests/auto/qml/qmldesigner/propertyeditortests/testpropertyeditor.h
index 4175fc18f11..c405d630cd7 100644
--- a/tests/auto/qml/qmldesigner/propertyeditortests/testpropertyeditor.h
+++ b/tests/auto/qml/qmldesigner/propertyeditortests/testpropertyeditor.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef TESTPROPERTYEDITOR_H
-#define TESTPROPERTYEDITOR_H
+#pragma once
 
 #include <QObject>
 
@@ -49,5 +48,3 @@ private slots:
     void loadWelcomeScreen();
     void loadHelloWorld();
 };
-
-#endif // TESTPROPERTYEDITOR_H
diff --git a/tests/auto/qml/qmldesigner/testview.h b/tests/auto/qml/qmldesigner/testview.h
index 41efe550ca5..07c9281299d 100644
--- a/tests/auto/qml/qmldesigner/testview.h
+++ b/tests/auto/qml/qmldesigner/testview.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef TESTVIEW_H
-#define TESTVIEW_H
+#pragma once
 
 #include <qmlmodelview.h>
 #include <QVariant>
@@ -84,5 +83,3 @@ private:
 
 bool operator==(TestView::MethodCall call1, TestView::MethodCall call2);
 QDebug operator<<(QDebug debug, TestView::MethodCall call);
-
-#endif // TESTVIEW_H
diff --git a/tests/auto/timeline/shared/runscenegraph.h b/tests/auto/timeline/shared/runscenegraph.h
index 1353de785e8..c3644104db5 100644
--- a/tests/auto/timeline/shared/runscenegraph.h
+++ b/tests/auto/timeline/shared/runscenegraph.h
@@ -23,11 +23,8 @@
 **
 ****************************************************************************/
 
-#ifndef RUNSCENEGRAPH_H
-#define RUNSCENEGRAPH_H
+#pragma once
 
 #include <QSGNode>
 
 void runSceneGraph(QSGNode *node);
-
-#endif //RUNSCENEGRAPH_H
diff --git a/tests/auto/valgrind/callgrind/callgrindparsertests.h b/tests/auto/valgrind/callgrind/callgrindparsertests.h
index bdcf0e32bef..89f86bfaac3 100644
--- a/tests/auto/valgrind/callgrind/callgrindparsertests.h
+++ b/tests/auto/valgrind/callgrind/callgrindparsertests.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef CALLGRINDPARSERTESTS_H
-#define CALLGRINDPARSERTESTS_H
+#pragma once
 
 #include <QObject>
 #include <QPair>
@@ -54,5 +53,3 @@ private Q_SLOTS:
 
     void testRecursion();
 };
-
-#endif // CALLGRINDPARSERTESTS_H
diff --git a/tests/auto/valgrind/callgrind/modeltest.h b/tests/auto/valgrind/callgrind/modeltest.h
index a2155641256..8f5b8c999fe 100644
--- a/tests/auto/valgrind/callgrind/modeltest.h
+++ b/tests/auto/valgrind/callgrind/modeltest.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef MODELTEST_H
-#define MODELTEST_H
+#pragma once
 
 #include <QWidget>
 
@@ -64,5 +63,3 @@ public:
     QComboBox *m_event;
     Callgrind::Internal::CallgrindWidgetHandler *m_handler;
 };
-
-#endif // MODELTEST_H
diff --git a/tests/auto/valgrind/memcheck/modeldemo.h b/tests/auto/valgrind/memcheck/modeldemo.h
index 7e0f44a736d..de95a6c7432 100644
--- a/tests/auto/valgrind/memcheck/modeldemo.h
+++ b/tests/auto/valgrind/memcheck/modeldemo.h
@@ -24,8 +24,7 @@
 **
 ****************************************************************************/
 
-#ifndef MODELDEMO_H
-#define MODELDEMO_H
+#pragma once
 
 #include <QObject>
 #include <QDebug>
@@ -67,5 +66,3 @@ public Q_SLOTS:
 private:
     Valgrind::Memcheck::MemcheckRunner *runner;
 };
-
-#endif // MODELDEMO_H
diff --git a/tests/auto/valgrind/memcheck/parsertests.h b/tests/auto/valgrind/memcheck/parsertests.h
index bea78cbada1..cb65dd85577 100644
--- a/tests/auto/valgrind/memcheck/parsertests.h
+++ b/tests/auto/valgrind/memcheck/parsertests.h
@@ -24,8 +24,7 @@
 **
 ****************************************************************************/
 
-#ifndef PARSERTESTS_H
-#define PARSERTESTS_H
+#pragma once
 
 #include <QObject>
 #include <QPair>
@@ -164,5 +163,3 @@ private:
     QProcess *m_process;
     QTcpSocket *m_socket;
 };
-
-#endif // PARSERTESTS_H
diff --git a/tests/auto/valgrind/memcheck/testrunner.h b/tests/auto/valgrind/memcheck/testrunner.h
index 8312df0186e..79eccf675a6 100644
--- a/tests/auto/valgrind/memcheck/testrunner.h
+++ b/tests/auto/valgrind/memcheck/testrunner.h
@@ -24,8 +24,7 @@
 **
 ****************************************************************************/
 
-#ifndef TESTRUNNER_H
-#define TESTRUNNER_H
+#pragma once
 
 #include <QObject>
 #include <QStringList>
@@ -86,5 +85,3 @@ private:
 };
 
 } // namespace Valgrind
-
-#endif // TESTRUNNER_H
diff --git a/tests/cppmodelmanager/testdata/include/header.h b/tests/cppmodelmanager/testdata/include/header.h
index 689ec038710..6f70f09beec 100644
--- a/tests/cppmodelmanager/testdata/include/header.h
+++ b/tests/cppmodelmanager/testdata/include/header.h
@@ -1,4 +1 @@
-#ifndef HEADER_H
-#define HEADER_H
-
-#endif // HEADER_H
+#pragma once
diff --git a/tests/cppmodelmanager/testdata_guiproject1/mainwindow.h b/tests/cppmodelmanager/testdata_guiproject1/mainwindow.h
index 6dae9639b63..7930d5f5f88 100644
--- a/tests/cppmodelmanager/testdata_guiproject1/mainwindow.h
+++ b/tests/cppmodelmanager/testdata_guiproject1/mainwindow.h
@@ -1,7 +1,6 @@
 // Copyright license
 
-#ifndef MAINWINDOW_H
-#define MAINWINDOW_H
+#pragma once
 
 #include <QMainWindow>
 
@@ -20,5 +19,3 @@ public:
 private:
     Ui::MainWindow *ui;
 };
-
-#endif // MAINWINDOW_H
diff --git a/tests/cppmodelmanager/testdata_project1/foo.h b/tests/cppmodelmanager/testdata_project1/foo.h
index b4271076331..ea1cfa542af 100644
--- a/tests/cppmodelmanager/testdata_project1/foo.h
+++ b/tests/cppmodelmanager/testdata_project1/foo.h
@@ -1,12 +1,9 @@
 // Copyright header
 
-#ifndef FOO_H
-#define FOO_H
+#pragma once
 
 class Foo
 {
 public:
     Foo();
 };
-
-#endif // FOO_H
diff --git a/tests/cppmodelmanager/testdata_project2/bar.h b/tests/cppmodelmanager/testdata_project2/bar.h
index abb6e59877f..45702c5d0a3 100644
--- a/tests/cppmodelmanager/testdata_project2/bar.h
+++ b/tests/cppmodelmanager/testdata_project2/bar.h
@@ -1,12 +1,9 @@
 // Copyright header
 
-#ifndef BAR_H
-#define BAR_H
+#pragma once
 
 class Bar
 {
 public:
     Bar();
 };
-
-#endif // BAR_H
diff --git a/tests/designer/gotoslot_insertIntoCorrectClass_non-pointer/form.h b/tests/designer/gotoslot_insertIntoCorrectClass_non-pointer/form.h
index 4f35262beaa..363d990bb0d 100644
--- a/tests/designer/gotoslot_insertIntoCorrectClass_non-pointer/form.h
+++ b/tests/designer/gotoslot_insertIntoCorrectClass_non-pointer/form.h
@@ -1,7 +1,6 @@
 // Copyright header
 
-#ifndef FORM_H
-#define FORM_H
+#pragma once
 
 #include "ui_form.h"
 
@@ -23,5 +22,3 @@ public:
 private:
     Ui::Form ui;
 };
-
-#endif // FORM_H
diff --git a/tests/designer/gotoslot_insertIntoCorrectClass_pointer/form.h b/tests/designer/gotoslot_insertIntoCorrectClass_pointer/form.h
index 3f5ddba5745..0d0b51665d0 100644
--- a/tests/designer/gotoslot_insertIntoCorrectClass_pointer/form.h
+++ b/tests/designer/gotoslot_insertIntoCorrectClass_pointer/form.h
@@ -1,7 +1,6 @@
 // Copyright header
 
-#ifndef FORM_H
-#define FORM_H
+#pragma once
 
 #include <QWidget>
 
@@ -26,5 +25,3 @@ public:
 private:
     Ui::Form *ui;
 };
-
-#endif // FORM_H
diff --git a/tests/designer/gotoslot_insertIntoCorrectClass_pointer_ns_using/form.h b/tests/designer/gotoslot_insertIntoCorrectClass_pointer_ns_using/form.h
index 13fdfa5b23b..00176462848 100644
--- a/tests/designer/gotoslot_insertIntoCorrectClass_pointer_ns_using/form.h
+++ b/tests/designer/gotoslot_insertIntoCorrectClass_pointer_ns_using/form.h
@@ -1,7 +1,6 @@
 // Copyright header
 
-#ifndef N_FORM_H
-#define N_FORM_H
+#pragma once
 
 #include <QWidget>
 
@@ -24,5 +23,3 @@ public:
 private:
     Ui::Form *ui;
 };
-
-#endif // N_FORM_H
diff --git a/tests/designer/gotoslot_withoutProject/form.h b/tests/designer/gotoslot_withoutProject/form.h
index b027afa78d3..f84cc000de5 100644
--- a/tests/designer/gotoslot_withoutProject/form.h
+++ b/tests/designer/gotoslot_withoutProject/form.h
@@ -1,7 +1,6 @@
 // Copyright header
 
-#ifndef FORM_H
-#define FORM_H
+#pragma once
 
 #include <QWidget>
 
@@ -20,5 +19,3 @@ public:
 private:
     Ui::Form *ui;
 };
-
-#endif // FORM_H
diff --git a/tests/genericprojectmanager/testdata_mixedproject1/Glue.h b/tests/genericprojectmanager/testdata_mixedproject1/Glue.h
index dd39049addb..08570566f9e 100644
--- a/tests/genericprojectmanager/testdata_mixedproject1/Glue.h
+++ b/tests/genericprojectmanager/testdata_mixedproject1/Glue.h
@@ -1,10 +1,7 @@
-#ifndef GLUE_H
-#define GLUE_H
+#pragma once
 
 struct Glue {
     struct it {
         static void together();
     };
 };
-
-#endif // GLUE_H
diff --git a/tests/genericprojectmanager/testdata_mixedproject1/header.h b/tests/genericprojectmanager/testdata_mixedproject1/header.h
index 689ec038710..6f70f09beec 100644
--- a/tests/genericprojectmanager/testdata_mixedproject1/header.h
+++ b/tests/genericprojectmanager/testdata_mixedproject1/header.h
@@ -1,4 +1 @@
-#ifndef HEADER_H
-#define HEADER_H
-
-#endif // HEADER_H
+#pragma once
diff --git a/tests/genericprojectmanager/testdata_mixedproject2/header.hpp b/tests/genericprojectmanager/testdata_mixedproject2/header.hpp
index ebc2cf627a6..f2acb3bef70 100644
--- a/tests/genericprojectmanager/testdata_mixedproject2/header.hpp
+++ b/tests/genericprojectmanager/testdata_mixedproject2/header.hpp
@@ -1,6 +1,4 @@
-#ifndef HEADER_HPP
-#define HEADER_HPP
+#pragma once
 
 extern "C" void impl();
 
-#endif // HEADER_HPP
diff --git a/tests/manual/cplusplus-tools/detail/header.h b/tests/manual/cplusplus-tools/detail/header.h
index 7670772308d..bc6d2f36c85 100644
--- a/tests/manual/cplusplus-tools/detail/header.h
+++ b/tests/manual/cplusplus-tools/detail/header.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef HEADER_H
-#define HEADER_H
+#pragma once
 
 #include <QtGlobal>
 
@@ -51,5 +50,3 @@ void freefunc3(T)
 template <class T>
 void freefunc3(T, int)
 {}
-
-#endif //HEADER_H
diff --git a/tests/manual/cplusplus-tools/dummy.h b/tests/manual/cplusplus-tools/dummy.h
index 87fe29cccfa..fef4787180f 100644
--- a/tests/manual/cplusplus-tools/dummy.h
+++ b/tests/manual/cplusplus-tools/dummy.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef DUMMY_H
-#define DUMMY_H
+#pragma once
 
 #include <QString>
 
@@ -71,5 +70,3 @@ class ChildDummy : public Dummy {};
 class GrandChildDummy : public Dummy {};
 
 } // namespace test
-
-#endif // DUMMY_H
diff --git a/tests/manual/debugger/gui/mainwindow.h b/tests/manual/debugger/gui/mainwindow.h
index b6227c1455a..ab47ada3f3d 100644
--- a/tests/manual/debugger/gui/mainwindow.h
+++ b/tests/manual/debugger/gui/mainwindow.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef MAINWINDOW_H
-#define MAINWINDOW_H
+#pragma once
 
 #include <QMainWindow>
 
@@ -79,4 +78,3 @@ private:
 };
 
 }
-#endif // MAINWINDOW_H
diff --git a/tests/manual/debugger/qquick1/myplugin/myplugin.h b/tests/manual/debugger/qquick1/myplugin/myplugin.h
index bf2d86041fe..a902a926a1f 100644
--- a/tests/manual/debugger/qquick1/myplugin/myplugin.h
+++ b/tests/manual/debugger/qquick1/myplugin/myplugin.h
@@ -1,5 +1,4 @@
-#ifndef MYPLUGIN_H
-#define MYPLUGIN_H
+#pragma once
 
 #include <qdeclarative.h>
 #include <QDeclarativeExtensionPlugin>
@@ -11,5 +10,3 @@ class MyPlugin : public QDeclarativeExtensionPlugin
 public:
     void registerTypes(const char *uri);
 };
-
-#endif // MYPLUGIN_H
diff --git a/tests/manual/debugger/qquick1/myplugin/mytype.h b/tests/manual/debugger/qquick1/myplugin/mytype.h
index 8f4116a2511..30c90c9ef6c 100644
--- a/tests/manual/debugger/qquick1/myplugin/mytype.h
+++ b/tests/manual/debugger/qquick1/myplugin/mytype.h
@@ -1,5 +1,4 @@
-#ifndef MYTYPE_H
-#define MYTYPE_H
+#pragma once
 
 #include <QObject>
 #include <QString>
@@ -30,6 +29,3 @@ private:
 
     Q_DISABLE_COPY(MyType)
 };
-
-#endif // MYTYPE_H
-
diff --git a/tests/manual/debugger/qquick2/myplugin/myplugin.h b/tests/manual/debugger/qquick2/myplugin/myplugin.h
index 053f8bdf153..fd741b8d3c7 100644
--- a/tests/manual/debugger/qquick2/myplugin/myplugin.h
+++ b/tests/manual/debugger/qquick2/myplugin/myplugin.h
@@ -1,5 +1,4 @@
-#ifndef MYPLUGIN_H
-#define MYPLUGIN_H
+#pragma once
 
 #include <QQmlExtensionPlugin>
 
@@ -10,5 +9,3 @@ class MyPlugin : public QQmlExtensionPlugin
 public:
     void registerTypes(const char *uri);
 };
-
-#endif // MYPLUGIN_H
diff --git a/tests/manual/debugger/qquick2/myplugin/mytype.h b/tests/manual/debugger/qquick2/myplugin/mytype.h
index 8f4116a2511..30c90c9ef6c 100644
--- a/tests/manual/debugger/qquick2/myplugin/mytype.h
+++ b/tests/manual/debugger/qquick2/myplugin/mytype.h
@@ -1,5 +1,4 @@
-#ifndef MYTYPE_H
-#define MYTYPE_H
+#pragma once
 
 #include <QObject>
 #include <QString>
@@ -30,6 +29,3 @@ private:
 
     Q_DISABLE_COPY(MyType)
 };
-
-#endif // MYTYPE_H
-
diff --git a/tests/manual/dockwidgets/mainwindow.h b/tests/manual/dockwidgets/mainwindow.h
index 9e88c54cdeb..3f5f0bfda56 100644
--- a/tests/manual/dockwidgets/mainwindow.h
+++ b/tests/manual/dockwidgets/mainwindow.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef MAINWINDOW_H
-#define MAINWINDOW_H
+#pragma once
 
 #include <QMainWindow>
 
@@ -42,5 +41,3 @@ private:
 
     QLabel *centralWidget;
 };
-
-#endif // MAINWINDOW_H
diff --git a/tests/manual/process/mainwindow.h b/tests/manual/process/mainwindow.h
index c01dfdff5b2..6dfe3874000 100644
--- a/tests/manual/process/mainwindow.h
+++ b/tests/manual/process/mainwindow.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef MAINWINDOW_H
-#define MAINWINDOW_H
+#pragma once
 
 #include <QMainWindow>
 
@@ -47,5 +46,3 @@ public slots:
 private:
     QPlainTextEdit *m_logWindow;
 };
-
-#endif // MAINWINDOW_H
diff --git a/tests/manual/ssh/remoteprocess/argumentscollector.h b/tests/manual/ssh/remoteprocess/argumentscollector.h
index efac8af84be..5f195cf1f07 100644
--- a/tests/manual/ssh/remoteprocess/argumentscollector.h
+++ b/tests/manual/ssh/remoteprocess/argumentscollector.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef ARGUMENTSCOLLECTOR_H
-#define ARGUMENTSCOLLECTOR_H
+#pragma once
 
 #include <ssh/sshconnection.h>
 
@@ -50,5 +49,3 @@ private:
 
     const QStringList m_arguments;
 };
-
-#endif // ARGUMENTSCOLLECTOR_H
diff --git a/tests/manual/ssh/remoteprocess/remoteprocesstest.h b/tests/manual/ssh/remoteprocess/remoteprocesstest.h
index 0e626f26a5a..44c02169e78 100644
--- a/tests/manual/ssh/remoteprocess/remoteprocesstest.h
+++ b/tests/manual/ssh/remoteprocess/remoteprocesstest.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef REMOTEPROCESSTEST_H
-#define REMOTEPROCESSTEST_H
+#pragma once
 
 #include <ssh/sshremoteprocessrunner.h>
 
@@ -76,6 +75,3 @@ private:
     State m_state;
     bool m_started;
 };
-
-
-#endif // REMOTEPROCESSTEST_H
diff --git a/tests/manual/ssh/sftp/argumentscollector.h b/tests/manual/ssh/sftp/argumentscollector.h
index d3f14be9d82..67b69a7f474 100644
--- a/tests/manual/ssh/sftp/argumentscollector.h
+++ b/tests/manual/ssh/sftp/argumentscollector.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef ARGUMENTSCOLLECTOR_H
-#define ARGUMENTSCOLLECTOR_H
+#pragma once
 
 #include "parameters.h"
 
@@ -51,5 +50,3 @@ private:
 
     const QStringList m_arguments;
 };
-
-#endif // ARGUMENTSCOLLECTOR_H
diff --git a/tests/manual/ssh/sftp/parameters.h b/tests/manual/ssh/sftp/parameters.h
index 86bc4ba6f62..d947fa9d7da 100644
--- a/tests/manual/ssh/sftp/parameters.h
+++ b/tests/manual/ssh/sftp/parameters.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef PARAMETERS_H
-#define PARAMETERS_H
+#pragma once
 
 #include <ssh/sshconnection.h>
 
@@ -33,5 +32,3 @@ struct Parameters {
     int smallFileCount;
     int bigFileSize;
 };
-
-#endif // PARAMETERS_H
diff --git a/tests/manual/ssh/sftp/sftptest.h b/tests/manual/ssh/sftp/sftptest.h
index 87eaac3def3..1b984c41544 100644
--- a/tests/manual/ssh/sftp/sftptest.h
+++ b/tests/manual/ssh/sftp/sftptest.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef SFTPTEST_H
-#define SFTPTEST_H
+#pragma once
 
 #include "parameters.h"
 
@@ -102,6 +101,3 @@ private:
     QSsh::SftpFileInfo m_dirInfo;
     QList<QSsh::SftpFileInfo> m_dirContents;
 };
-
-
-#endif // SFTPTEST_H
diff --git a/tests/manual/ssh/shell/shell.h b/tests/manual/ssh/shell/shell.h
index 479635321be..3fae9bf18be 100644
--- a/tests/manual/ssh/shell/shell.h
+++ b/tests/manual/ssh/shell/shell.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef SHELL_H
-#define SHELL_H
+#pragma once
 
 #include <QObject>
 #include <QSharedPointer>
@@ -65,5 +64,3 @@ private:
     QSharedPointer<QSsh::SshRemoteProcess> m_shell;
     QFile * const m_stdin;
 };
-
-#endif // SHELL_H
diff --git a/tests/manual/ssh/tunnel/argumentscollector.h b/tests/manual/ssh/tunnel/argumentscollector.h
index efac8af84be..5f195cf1f07 100644
--- a/tests/manual/ssh/tunnel/argumentscollector.h
+++ b/tests/manual/ssh/tunnel/argumentscollector.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef ARGUMENTSCOLLECTOR_H
-#define ARGUMENTSCOLLECTOR_H
+#pragma once
 
 #include <ssh/sshconnection.h>
 
@@ -50,5 +49,3 @@ private:
 
     const QStringList m_arguments;
 };
-
-#endif // ARGUMENTSCOLLECTOR_H
diff --git a/tests/manual/ssh/tunnel/tunnel.h b/tests/manual/ssh/tunnel/tunnel.h
index b2bc7b470c8..c01b478c404 100644
--- a/tests/manual/ssh/tunnel/tunnel.h
+++ b/tests/manual/ssh/tunnel/tunnel.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef TUNNEL_H
-#define TUNNEL_H
+#pragma once
 
 #include <QObject>
 #include <QSharedPointer>
@@ -71,5 +70,3 @@ private:
     QByteArray m_dataReceivedFromClient;
     bool m_expectingChannelClose;
 };
-
-#endif // TUNNEL_H
diff --git a/tests/system/suite_editors/shared/simplePlainCPP/testfile.h b/tests/system/suite_editors/shared/simplePlainCPP/testfile.h
index 0fc49694e4b..dbb0bf9d054 100644
--- a/tests/system/suite_editors/shared/simplePlainCPP/testfile.h
+++ b/tests/system/suite_editors/shared/simplePlainCPP/testfile.h
@@ -8,4 +8,3 @@ public:
 {\
   (X) = 1;\
 }\
-
diff --git a/tests/unit/echoserver/echoipcserver.h b/tests/unit/echoserver/echoipcserver.h
index debc1560381..74d1bd5331f 100644
--- a/tests/unit/echoserver/echoipcserver.h
+++ b/tests/unit/echoserver/echoipcserver.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef CLANGBACKEND_ECHOIPCSERVER_H
-#define CLANGBACKEND_ECHOIPCSERVER_H
+#pragma once
 
 #include <ipcserverinterface.h>
 
@@ -52,5 +51,3 @@ private:
 };
 
 } // namespace ClangBackEnd
-
-#endif // CLANGBACKEND_ECHOIPCSERVER_H
diff --git a/tests/unit/mockup/clangcodemodel/clangcompletionassistinterface.h b/tests/unit/mockup/clangcodemodel/clangcompletionassistinterface.h
index 9228e1348a3..9596a19e133 100644
--- a/tests/unit/mockup/clangcodemodel/clangcompletionassistinterface.h
+++ b/tests/unit/mockup/clangcodemodel/clangcompletionassistinterface.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef CLANGCODEMODEL_INTERNAL_CLANGCOMPLETIONASSISTINTERFACE_H
-#define CLANGCODEMODEL_INTERNAL_CLANGCOMPLETIONASSISTINTERFACE_H
+#pragma once
 
 #include <texteditor/codeassist/assistinterface.h>
 
@@ -50,5 +49,3 @@ private:
 
 } // namespace Internal
 } // namespace ClangCodeModel
-
-#endif // CLANGCODEMODEL_INTERNAL_CLANGCOMPLETIONASSISTINTERFACE_H
diff --git a/tests/unit/mockup/texteditor/assistenums.h b/tests/unit/mockup/texteditor/assistenums.h
index d1e068c7f3a..2a5995526d4 100644
--- a/tests/unit/mockup/texteditor/assistenums.h
+++ b/tests/unit/mockup/texteditor/assistenums.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef ASSISTENUMS_H
-#define ASSISTENUMS_H
+#pragma once
 
 namespace TextEditor {
 
@@ -43,5 +42,3 @@ enum AssistReason
 };
 
 } // TextEditor
-
-#endif // ASSISTENUMS_H
diff --git a/tests/unit/mockup/texteditor/codeassist/assistinterface.h b/tests/unit/mockup/texteditor/codeassist/assistinterface.h
index 9791e71a282..3b3b6704719 100644
--- a/tests/unit/mockup/texteditor/codeassist/assistinterface.h
+++ b/tests/unit/mockup/texteditor/codeassist/assistinterface.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef ASSISTINTERFACE_H
-#define ASSISTINTERFACE_H
+#pragma once
 
 #include <QTextCursor>
 
@@ -109,6 +108,3 @@ inline QString AssistInterface::fileName() const
     return fileName_;
 }
 }
-
-#endif // ASSISTINTERFACE_H
-
diff --git a/tests/unit/mockup/texteditor/quickfix.h b/tests/unit/mockup/texteditor/quickfix.h
index b4eb7b1a809..09fd7475788 100644
--- a/tests/unit/mockup/texteditor/quickfix.h
+++ b/tests/unit/mockup/texteditor/quickfix.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef TEXTEDITORQUICKFIX_H
-#define TEXTEDITORQUICKFIX_H
+#pragma once
 
 #include <QString>
 
@@ -55,6 +54,3 @@ private:
 };
 
 }
-
-#endif // TEXTEDITORQUICKFIX_H
-
diff --git a/tests/unit/mockup/texteditor/refactoringchanges.h b/tests/unit/mockup/texteditor/refactoringchanges.h
index 1299fccaf3a..9911bab3cda 100644
--- a/tests/unit/mockup/texteditor/refactoringchanges.h
+++ b/tests/unit/mockup/texteditor/refactoringchanges.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef REFACTORINGCHANGES_H
-#define REFACTORINGCHANGES_H
+#pragma once
 
 #include <QFile>
 #include <QSharedPointer>
@@ -126,5 +125,3 @@ public:
 };
 
 } // namespace TextEditor
-
-#endif // REFACTORINGCHANGES_H
diff --git a/tests/unit/mockup/texteditor/semantichighlighter.h b/tests/unit/mockup/texteditor/semantichighlighter.h
index dcb792e5f0f..ab4f9fa378a 100644
--- a/tests/unit/mockup/texteditor/semantichighlighter.h
+++ b/tests/unit/mockup/texteditor/semantichighlighter.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef TEXTEDITOR_SEMANTICHIGHLIGHTER_H
-#define TEXTEDITOR_SEMANTICHIGHLIGHTER_H
+#pragma once
 
 #include <texteditor/textstyles.h>
 
@@ -69,5 +68,3 @@ public:
 };
 
 } // namespace TextEditor
-
-#endif // TEXTEDITOR_SEMANTICHIGHLIGHTER_H
diff --git a/tests/unit/unittest/chunksreportedmonitor.h b/tests/unit/unittest/chunksreportedmonitor.h
index 4f082a8bbc9..01058492fca 100644
--- a/tests/unit/unittest/chunksreportedmonitor.h
+++ b/tests/unit/unittest/chunksreportedmonitor.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef CLANGBACKEND_CHUNKSREPORTEDMONITOR_H
-#define CLANGBACKEND_CHUNKSREPORTEDMONITOR_H
+#pragma once
 
 #include <QObject>
 #include <QFuture>
@@ -54,5 +53,3 @@ private:
 };
 
 } // namespace ClangBackEnd
-
-#endif // CLANGBACKEND_CHUNKSREPORTEDMONITOR_H
diff --git a/tests/unit/unittest/data/complete_forwarding_header_1.h b/tests/unit/unittest/data/complete_forwarding_header_1.h
index 4905abf3e87..ebd822c41bf 100644
--- a/tests/unit/unittest/data/complete_forwarding_header_1.h
+++ b/tests/unit/unittest/data/complete_forwarding_header_1.h
@@ -1,6 +1,3 @@
-#ifndef COMPLETE_FORWARDING_HEADER_1_H
-#define COMPLETE_FORWARDING_HEADER_1_H
+#pragma once
 
 #include <complete_target_header.h>
-
-#endif // COMPLETE_FORWARDING_HEADER_1_H
diff --git a/tests/unit/unittest/data/complete_forwarding_header_2.h b/tests/unit/unittest/data/complete_forwarding_header_2.h
index dd0c3bc2912..ebd822c41bf 100644
--- a/tests/unit/unittest/data/complete_forwarding_header_2.h
+++ b/tests/unit/unittest/data/complete_forwarding_header_2.h
@@ -1,7 +1,3 @@
-#ifndef COMPLETE_FORWARDING_HEADER_2_H
-#define COMPLETE_FORWARDING_HEADER_2_H
+#pragma once
 
 #include <complete_target_header.h>
-
-#endif // COMPLETE_FORWARDING_HEADER_2_H
-
diff --git a/tests/unit/unittest/data/complete_target_header.h b/tests/unit/unittest/data/complete_target_header.h
index 7d0ba1c8455..67bc13701d0 100644
--- a/tests/unit/unittest/data/complete_target_header.h
+++ b/tests/unit/unittest/data/complete_target_header.h
@@ -1,7 +1,3 @@
-#ifndef COMPLETE_TARGET_HEADER_H
-#define COMPLETE_TARGET_HEADER_H
+#pragma once
 
 void FunctionInIncludedHeader();
-
-#endif // COMPLETE_TARGET_HEADER_H
-
diff --git a/tests/unit/unittest/data/complete_target_header_changed.h b/tests/unit/unittest/data/complete_target_header_changed.h
index d631afd91b7..be7ac4e5320 100644
--- a/tests/unit/unittest/data/complete_target_header_changed.h
+++ b/tests/unit/unittest/data/complete_target_header_changed.h
@@ -1,8 +1,4 @@
-#ifndef COMPLETE_TARGET_HEADER_CHANGED_H
-#define COMPLETE_TARGET_HEADER_CHANGED_H
+#pragma once
 
 void FunctionInIncludedHeader();
 void FunctionInIncludedHeaderChanged();
-
-#endif // COMPLETE_TARGET_HEADER_CHANGED_H
-
diff --git a/tests/unit/unittest/data/complete_target_header_unsaved.h b/tests/unit/unittest/data/complete_target_header_unsaved.h
index 904a861870e..7007f9b5fe2 100644
--- a/tests/unit/unittest/data/complete_target_header_unsaved.h
+++ b/tests/unit/unittest/data/complete_target_header_unsaved.h
@@ -1,8 +1,4 @@
-#ifndef COMPLETE_TARGET_HEADER_UNSAVED_H
-#define COMPLETE_TARGET_HEADER_UNSAVED_H
+#pragma once
 
 void FunctionInIncludedHeader();
 void FunctionInIncludedHeaderUnsaved();
-
-#endif // COMPLETE_TARGET_HEADER_UNSAVED_H
-
diff --git a/tests/unit/unittest/data/translationunits.h b/tests/unit/unittest/data/translationunits.h
index 151a9f28e17..67bc13701d0 100644
--- a/tests/unit/unittest/data/translationunits.h
+++ b/tests/unit/unittest/data/translationunits.h
@@ -1,7 +1,3 @@
-#ifndef TRANSLATIONUNITS_H
-#define TRANSLATIONUNITS_H
+#pragma once
 
 void FunctionInIncludedHeader();
-
-#endif // TRANSLATIONUNITS_H
-
diff --git a/tests/unit/unittest/gtest-qt-printing.h b/tests/unit/unittest/gtest-qt-printing.h
index 8f0d7d14f9b..0e5de633ada 100644
--- a/tests/unit/unittest/gtest-qt-printing.h
+++ b/tests/unit/unittest/gtest-qt-printing.h
@@ -30,8 +30,7 @@
 
 #include <iostream>
 
-#ifndef GTESTQTPRINTING_H
-#define GTESTQTPRINTING_H
+#pragma once
 
 QT_BEGIN_NAMESPACE
 class QVariant;
@@ -59,5 +58,3 @@ QT_END_NAMESPACE
 
 //}
 //}
-#endif // GTESTQTPRINTING_H
-
diff --git a/tests/unit/unittest/mockipclient.h b/tests/unit/unittest/mockipclient.h
index e57c177ee35..447de2c9bd8 100644
--- a/tests/unit/unittest/mockipclient.h
+++ b/tests/unit/unittest/mockipclient.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef MOCKIPCLIENT_H
-#define MOCKIPCLIENT_H
+#pragma once
 
 #include <ipcclientinterface.h>
 
@@ -50,6 +49,3 @@ public:
     MOCK_METHOD1(highlightingChanged,
                  void(const ClangBackEnd::HighlightingChangedMessage &message));
 };
-
-#endif // MOCKIPCLIENT_H
-
diff --git a/tests/unit/unittest/mockipcserver.h b/tests/unit/unittest/mockipcserver.h
index 1589a101578..9f024d40760 100644
--- a/tests/unit/unittest/mockipcserver.h
+++ b/tests/unit/unittest/mockipcserver.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef MOCKIPCSERVER_H
-#define MOCKIPCSERVER_H
+#pragma once
 
 #include <ipcserverinterface.h>
 
@@ -60,6 +59,3 @@ public:
     MOCK_METHOD1(updateVisibleTranslationUnits,
                  void(const ClangBackEnd::UpdateVisibleTranslationUnitsMessage &message));
 };
-
-#endif // MOCKIPCSERVER_H
-
diff --git a/tests/unit/unittest/mocksenddocumentannotationscallback.h b/tests/unit/unittest/mocksenddocumentannotationscallback.h
index 124ff1e8e17..1ab5206ec65 100644
--- a/tests/unit/unittest/mocksenddocumentannotationscallback.h
+++ b/tests/unit/unittest/mocksenddocumentannotationscallback.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef MOCKSENDDOCUMENTANNOTATIONSCALLBACK_H
-#define MOCKSENDDOCUMENTANNOTATIONSCALLBACK_H
+#pragma once
 
 #include <gmock/gmock.h>
 #include <gmock/gmock-matchers.h>
@@ -45,5 +44,3 @@ public:
     MOCK_METHOD0(sendDocumentAnnotations,
                  void());
 };
-
-#endif // MOCKSENDDOCUMENTANNOTATIONSCALLBACK_H
diff --git a/tests/unit/unittest/spydummy.h b/tests/unit/unittest/spydummy.h
index 175956772cf..0a9f2f5a8bd 100644
--- a/tests/unit/unittest/spydummy.h
+++ b/tests/unit/unittest/spydummy.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef SPYDUMMY_H
-#define SPYDUMMY_H
+#pragma once
 
 #include <QObject>
 
@@ -40,5 +39,3 @@ signals:
     void databaseIsOpened();
     void databaseIsClosed();
 };
-
-#endif // SPYDUMMY_H