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  1.  
  2. struct Foo
  3. {
  4.   //struct Bar {};   // COOL
  5.  
  6.   Bar bar() const;
  7.  
  8.   struct Bar {};   // NOT COOL
  9.  
  10. };
  11.  
  12. Foo::Bar Foo::bar() const { return Bar(); }
  13.  
  14. int main() {
  15. 	// your code goes here
  16. 	return 0;
  17. }
Compilation error #stdin compilation error #stdout 0s 3292KB
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stdin
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Standard input is empty
compilation info 
prog.cpp:6:3: error: ‘Bar’ does not name a type
   Bar bar() const;
   ^
prog.cpp:12:21: error: no ‘Foo::Bar Foo::bar() const’ member function declared in class ‘Foo’
 Foo::Bar Foo::bar() const { return Bar(); }
                     ^
stdout
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Standard output is empty
https://ideone.com/XSKoj5
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
public

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