Was this page helpful?
Your feedback about this content is important. Let us know what you think.
Additional feedback?
1500 characters remaining
Compiler Warning (level 1) C4813
Collapse the table of content
Expand the table of content

Compiler Warning (level 1) C4813

Error Message

'function' : a friend function of a local class must have been previously declared

A friend function in an inner class was not declared in the outer class.

The following sample generates C4813:

// C4813.cpp
// compile with: /W1 /LD
void MyClass()
{
   // void func();
   class InnerClass
   {
      friend void func();   // C4813 uncomment declaration above
   };
}

Community Additions

ADD
Show:
© 2015 Microsoft