Fix warnings in tst_moc

Change-Id: I4cbc851e59febdc533c02fb4b95d2924348086b4
Reviewed-by: Alexandru Croitor <alexandru.croitor@qt.io>

tests/auto/tools/moc/backslash-newlines.h

@@ -53,4 +53,9 @@ public slots:
 
 #endif // BACKSLASH_NEWLINES_H
 
-// ends with \\\r should not make moc crash (QTBUG-53441) (no new lines on purpose!!) \
+QT_WARNING_PUSH
+QT_WARNING_DISABLE_CLANG("-Wcomment")
+
+// ends with \\\r should not make moc crash (QTBUG-53441) (no new lines on purpose!!) \
+
+QT_WARNING_POP

tests/auto/tools/moc/cxx-attributes.h

@@ -31,6 +31,9 @@
 
 #include <QtCore/QObject>
 
+QT_WARNING_PUSH
+QT_WARNING_DISABLE_CLANG("-Wunknown-attributes")
+
 class CppAttribute : public QObject
 {
     Q_OBJECT
@@ -57,6 +60,8 @@ public slots:
 #endif
 };
 
+QT_WARNING_POP
+
 #ifdef Q_MOC_RUN
 #  define TEST_COMPILER_DEPRECATION [[deprecated]]
 #  define TEST_COMPILER_DEPRECATION_X(x) [[deprecated(x)]]
@@ -65,6 +70,9 @@ public slots:
 #  define TEST_COMPILER_DEPRECATION_X(x) Q_DECL_ENUMERATOR_DEPRECATED_X(x)
 #endif
 
+QT_WARNING_PUSH
+QT_WARNING_DISABLE_DEPRECATED
+
 namespace TestQNamespaceDeprecated {
     Q_NAMESPACE
     enum class TestEnum1 {
@@ -100,4 +108,6 @@ namespace TestQNamespaceDeprecated {
     Q_FLAG_NS(TestFlag1)
 }
 
+QT_WARNING_POP
+
 #endif // CXXATTRIBUTE_H

tests/auto/tools/moc/no-keywords.h

@@ -69,8 +69,8 @@ public Q_SLOTS:
     inline void mySlot() { mySignal(); }
 
 private:
-    int signals;
-    double slots;
+    Q_DECL_UNUSED_MEMBER int signals;
+    Q_DECL_UNUSED_MEMBER double slots;
 };
 
 #define signals Q_SIGNALS

tests/auto/tools/moc/single_function_keyword.h

@@ -47,7 +47,10 @@ class SingleFunctionKeywordBeforeInline : public QObject
 public:
     inline SingleFunctionKeywordBeforeInline() {}
 
+QT_WARNING_PUSH
+QT_WARNING_DISABLE_CLANG("-Wundefined-inline")
     Q_SIGNAL inline void mySignal();
+QT_WARNING_POP
 
     Q_SLOT inline void mySlot() { emit mySignal(); }
 };
@@ -58,7 +61,10 @@ class SingleFunctionKeywordAfterInline : public QObject
 public:
     inline SingleFunctionKeywordAfterInline() {}
 
+QT_WARNING_PUSH
+QT_WARNING_DISABLE_CLANG("-Wundefined-inline")
     inline Q_SIGNAL void mySignal();
+QT_WARNING_POP
 
     inline Q_SLOT void mySlot() { emit mySignal(); }
 };

tests/auto/tools/moc/tst_moc.cpp

@@ -327,9 +327,13 @@ void StructQObject::foo(struct ForwardDeclaredStruct *)
         bool field;
     };
 
-    struct Inner unusedVariable;
+    Q_DECL_UNUSED_MEMBER struct Inner unusedVariable;
 }
 
+
+QT_WARNING_PUSH
+QT_WARNING_DISABLE_CLANG("-Wignored-qualifiers")
+
 class TestClass : public MyNamespace::TestSuperClass, public DONT_CONFUSE_MOC(MyStruct),
                   public DONT_CONFUSE_MOC_EVEN_MORE(MyStruct2, dummy, ignored)
 {
@@ -551,6 +555,8 @@ private slots:
      virtual inline void blub2() {}
 };
 
+QT_WARNING_POP
+
 class PropertyTestClass : public QObject
 {
     Q_OBJECT
@@ -1757,6 +1763,8 @@ void tst_Moc::QTBUG5590_dummyProperty()
     QCOMPARE(o.value2(), 82);
 }
 
+QT_WARNING_PUSH
+QT_WARNING_DISABLE_CLANG("-Wignored-qualifiers")
 class QTBUG7421_ReturnConstTemplate: public QObject
 { Q_OBJECT
 public slots:
@@ -1766,7 +1774,7 @@ public slots:
         const QString returnConstString(const QString s) { return s; }
         QString const returnConstString2( QString const s) { return s; }
 };
-
+QT_WARNING_POP
 
 struct science_constant {};
 struct science_const {};