Fix clang 6.0 warnings in tests: unused members, suspicious return types

example/doc_advanced_value_traits.cpp

@@ -98,7 +98,7 @@ int main()
 
    //Test the objects inserted in our lists
    for(; it1 != itend1; ++it1, ++bit1,  ++it2, ++bit2){
-      if(&*bit1 != &*it1 || &*bit2 != &*it2) return false;
+      if(&*bit1 != &*it1 || &*bit2 != &*it2) return 1;
    }
    return 0;
 }

example/doc_any_hook.cpp

@@ -26,6 +26,9 @@ class MyClass : public any_base_hook<> //Base hook
 
    MyClass(int i = 0) : int_(i)
    {}
+   //<-
+   int get_int() const { return int_; }
+   //->
 };
 
 int main()

example/doc_derivation_value_traits.cpp

@@ -87,7 +87,7 @@ int main()
 
    //Test the objects inserted in our lists
    for(; it1 != itend1; ++it1, ++bit1,  ++it2, ++bit2){
-      if(&*bit1 != &*it1 || &*bit2 != &*it2) return false;
+      if(&*bit1 != &*it1 || &*bit2 != &*it2) return 1;
    }
    return 0;
 }

example/doc_how_to_use.cpp

@@ -23,6 +23,9 @@ class MyClass : public list_base_hook<>
    list_member_hook<> member_hook_;
 
    MyClass(int i) :  int_(i)  {}
+   //<-
+   int get_int() const { return int_; }
+   //->
 };
 
 //Define a list that will store MyClass using the base hook

example/doc_list.cpp

@@ -26,6 +26,9 @@ class MyClass : public list_base_hook<>   //This is a derivation hook
    MyClass(int i)
       :  int_(i)
    {}
+   //<-
+   int get_int() const { return int_; }
+   //->
 };
 
 //Define a list that will store MyClass using the public base hook

example/doc_member_value_traits.cpp

@@ -88,7 +88,7 @@ int main()
 
    //Test the objects inserted in our lists
    for(; it1 != itend1; ++it1, ++bit1,  ++it2, ++bit2){
-      if(&*bit1 != &*it1 || &*bit2 != &*it2) return false;
+      if(&*bit1 != &*it1 || &*bit2 != &*it2) return 1;
    }
    return 0;
 }

example/doc_offset_ptr.cpp

@@ -100,7 +100,7 @@ int main()
       int checker = 0;
       for( intrusive_list_t::const_iterator it = plist->begin(), itend(plist->end())
          ; it != itend; ++it, ++checker){
-         if(it->get() != checker)   return false;
+         if(it->get() != checker)   return 1;
       }
 
       //Now delete the list and after that, the nodes

example/doc_slist.cpp

@@ -27,6 +27,9 @@ class MyClass : public slist_base_hook<>
    MyClass(int i)
       :  int_(i)
    {}
+   //<-
+   int get_int() const { return int_; }
+   //->
 };
 
 //Define an slist that will store MyClass using the public base hook

test/virtual_base_test.cpp

@@ -44,11 +44,15 @@ class MyClass
    ,  public virtual VirtualBase3
 {
    int int_;
+
    public:
    list_member_hook<> list_hook_;
    MyClass(int i = 0)
       :  int_(i)
    {}
+   //<-
+   int get_int() const { return int_; }
+   //->
 };
 
 //Define a list that will store MyClass using the public base hook