diff --git a/src/plugins/projectexplorer/customparser.cpp b/src/plugins/projectexplorer/customparser.cpp
index 34a9833b1d5..c134c737508 100644
--- a/src/plugins/projectexplorer/customparser.cpp
+++ b/src/plugins/projectexplorer/customparser.cpp
@@ -113,7 +113,7 @@ bool CustomParserSettings::operator ==(const CustomParserSettings &other) const
 
 CustomParser::CustomParser(const CustomParserSettings &settings)
 {
-    setObjectName(QLatin1String("CustomParser"));
+    setObjectName("CustomParser");
 
     setSettings(settings);
 }
@@ -205,8 +205,8 @@ void ProjectExplorerPlugin::testCustomOutputParsers_data()
     QTest::addColumn<QString>("outputLines");
 
     const Core::Id categoryCompile = Constants::TASK_CATEGORY_COMPILE;
-    const QString simplePattern = QLatin1String("^([a-z]+\\.[a-z]+):(\\d+): error: ([^\\s].+)$");
-    const FileName fileName = FileName::fromUserInput(QLatin1String("main.c"));
+    const QString simplePattern = "^([a-z]+\\.[a-z]+):(\\d+): error: ([^\\s].+)$";
+    const FileName fileName = FileName::fromUserInput("main.c");
 
     QTest::newRow("empty patterns")
             << QString::fromLatin1("Sometext")
@@ -238,9 +238,9 @@ void ProjectExplorerPlugin::testCustomOutputParsers_data()
             << QList<Task>()
             << QString();
 
-    const QString simpleError = QLatin1String("main.c:9: error: `sfasdf' undeclared (first use this function)");
-    const QString simpleErrorPassThrough = simpleError + QLatin1Char('\n');
-    const QString message = QLatin1String("`sfasdf' undeclared (first use this function)");
+    const QString simpleError = "main.c:9: error: `sfasdf' undeclared (first use this function)";
+    const QString simpleErrorPassThrough = simpleError + '\n';
+    const QString message = "`sfasdf' undeclared (first use this function)";
 
     QTest::newRow("simple error")
             << simpleError
@@ -249,9 +249,7 @@ void ProjectExplorerPlugin::testCustomOutputParsers_data()
             << simplePattern << 1 << 2 << 3
             << QString() << 0 << 0 << 0
             << QString() << QString()
-            << (QList<Task>()
-                << Task(Task::Error, message, fileName, 9, categoryCompile)
-                )
+            << QList<Task>{Task(Task::Error, message, fileName, 9, categoryCompile)}
             << QString();
 
     QTest::newRow("simple error on wrong channel")
@@ -274,8 +272,8 @@ void ProjectExplorerPlugin::testCustomOutputParsers_data()
             << QList<Task>()
             << QString();
 
-    const QString simpleError2 = QLatin1String("Error: Line 19 in main.c: `sfasdf' undeclared (first use this function)");
-    const QString simplePattern2 = QLatin1String("^Error: Line (\\d+) in ([a-z]+\\.[a-z]+): ([^\\s].+)$");
+    const QString simpleError2 = "Error: Line 19 in main.c: `sfasdf' undeclared (first use this function)";
+    const QString simplePattern2 = "^Error: Line (\\d+) in ([a-z]+\\.[a-z]+): ([^\\s].+)$";
     const int lineNumber2 = 19;
 
     QTest::newRow("another simple error on stderr")
@@ -285,9 +283,7 @@ void ProjectExplorerPlugin::testCustomOutputParsers_data()
             << simplePattern2 << 2 << 1 << 3
             << QString() << 1 << 2 << 3
             << QString() << QString()
-            << (QList<Task>()
-                << Task(Task::Error, message, fileName, lineNumber2, categoryCompile)
-                )
+            << QList<Task>{Task(Task::Error, message, fileName, lineNumber2, categoryCompile)}
             << QString();
 
     QTest::newRow("another simple error on stdout")
@@ -297,14 +293,12 @@ void ProjectExplorerPlugin::testCustomOutputParsers_data()
             << simplePattern2 << 2 << 1 << 3
             << QString() << 1 << 2 << 3
             << QString() << QString()
-            << (QList<Task>()
-                << Task(Task::Error, message, fileName, lineNumber2, categoryCompile)
-                )
+            << QList<Task>{Task(Task::Error, message, fileName, lineNumber2, categoryCompile)}
             << QString();
 
-    const QString simpleWarningPattern = QLatin1String("^([a-z]+\\.[a-z]+):(\\d+): warning: ([^\\s].+)$");
-    const QString simpleWarning = QLatin1String("main.c:1234: warning: `helloWorld' declared but not used");
-    const QString warningMessage = QLatin1String("`helloWorld' declared but not used");
+    const QString simpleWarningPattern = "^([a-z]+\\.[a-z]+):(\\d+): warning: ([^\\s].+)$";
+    const QString simpleWarning = "main.c:1234: warning: `helloWorld' declared but not used";
+    const QString warningMessage = "`helloWorld' declared but not used";
 
     QTest::newRow("simple warning")
             << simpleWarning
@@ -313,14 +307,12 @@ void ProjectExplorerPlugin::testCustomOutputParsers_data()
             << QString() << 1 << 2 << 3
             << simpleWarningPattern << 1 << 2 << 3
             << QString() << QString()
-            << (QList<Task>()
-                << Task(Task::Warning, warningMessage, fileName, 1234, categoryCompile)
-                )
+            << QList<Task>{Task(Task::Warning, warningMessage, fileName, 1234, categoryCompile)}
             << QString();
 
-    const QString simpleWarning2 = QLatin1String("Warning: `helloWorld' declared but not used (main.c:19)");
-    const QString simpleWarningPassThrough2 = simpleWarning2 + QLatin1Char('\n');
-    const QString simpleWarningPattern2 = QLatin1String("^Warning: (.*) \\(([a-z]+\\.[a-z]+):(\\d+)\\)$");
+    const QString simpleWarning2 = "Warning: `helloWorld' declared but not used (main.c:19)";
+    const QString simpleWarningPassThrough2 = simpleWarning2 + '\n';
+    const QString simpleWarningPattern2 = "^Warning: (.*) \\(([a-z]+\\.[a-z]+):(\\d+)\\)$";
 
     QTest::newRow("another simple warning on stdout")
             << simpleWarning2
@@ -329,9 +321,7 @@ void ProjectExplorerPlugin::testCustomOutputParsers_data()
             << simplePattern2 << 1 << 2 << 3
             << simpleWarningPattern2 << 2 << 3 << 1
             << QString() << QString()
-            << (QList<Task>()
-                << Task(Task::Warning, warningMessage, fileName, lineNumber2, categoryCompile)
-                )
+            << QList<Task>{Task(Task::Warning, warningMessage, fileName, lineNumber2, categoryCompile)}
             << QString();
 
     QTest::newRow("warning on wrong channel")
@@ -361,9 +351,7 @@ void ProjectExplorerPlugin::testCustomOutputParsers_data()
             << simplePattern << 1 << 2 << 3
             << simpleWarningPattern << 1 << 2 << 3
             << QString() << QString()
-            << (QList<Task>()
-                << Task(Task::Warning, warningMessage, fileName, 1234, categoryCompile)
-                )
+            << QList<Task>{Task(Task::Warning, warningMessage, fileName, 1234, categoryCompile)}
             << QString();
 
     QTest::newRow("*error* when equal pattern")
@@ -373,15 +361,13 @@ void ProjectExplorerPlugin::testCustomOutputParsers_data()
             << simplePattern << 1 << 2 << 3
             << simplePattern << 1 << 2 << 3
             << QString() << QString()
-            << (QList<Task>()
-                << Task(Task::Error, message, fileName, 9, categoryCompile)
-                )
+            << QList<Task>{Task(Task::Error, message, fileName, 9, categoryCompile)}
             << QString();
 
-    const QString unitTestError = QLatin1String("../LedDriver/LedDriverTest.c:63: FAIL: Expected 0x0080 Was 0xffff");
-    const FileName unitTestFileName = FileName::fromUserInput(QLatin1String("../LedDriver/LedDriverTest.c"));
-    const QString unitTestMessage = QLatin1String("Expected 0x0080 Was 0xffff");
-    const QString unitTestPattern = QLatin1String("^([^:]+):(\\d+): FAIL: ([^\\s].+)$");
+    const QString unitTestError = "../LedDriver/LedDriverTest.c:63: FAIL: Expected 0x0080 Was 0xffff";
+    const FileName unitTestFileName = FileName::fromUserInput("../LedDriver/LedDriverTest.c");
+    const QString unitTestMessage = "Expected 0x0080 Was 0xffff";
+    const QString unitTestPattern = "^([^:]+):(\\d+): FAIL: ([^\\s].+)$";
     const int unitTestLineNumber = 63;
 
     QTest::newRow("unit test error")
@@ -391,9 +377,7 @@ void ProjectExplorerPlugin::testCustomOutputParsers_data()
             << unitTestPattern << 1 << 2 << 3
             << QString() << 1 << 2 << 3
             << QString() << QString()
-            << (QList<Task>()
-                << Task(Task::Error, unitTestMessage, unitTestFileName, unitTestLineNumber, categoryCompile)
-                )
+            << QList<Task>{Task(Task::Error, unitTestMessage, unitTestFileName, unitTestLineNumber, categoryCompile)}
             << QString();
 }