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  1. #include <stdio.h>
  2.  
  3. struct Object{
  4. 	virtual void method(){};
  5. 	virtual ~Object() = 0;
  6. };
  7.  
  8. Object::~Object(){}
  9.  
  10. int main(){
  11. 	Object obj;
  12. 	return 0;
  13. }
  14.  
Compilation error #stdin compilation error #stdout 0s 0KB
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stdin
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Standard input is empty
compilation info 
prog.cpp: In function ‘int main()’:
prog.cpp:11:9: error: cannot declare variable ‘obj’ to be of abstract type ‘Object’
  Object obj;
         ^
prog.cpp:3:8: note:   because the following virtual functions are pure within ‘Object’:
 struct Object{
        ^
prog.cpp:8:1: note: 	virtual Object::~Object()
 Object::~Object(){}
 ^
stdout
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Standard output is empty
https://ideone.com/KH2W5Z
language:
C++14 (gcc 8.3)
created:
11 years ago
visibility:
public

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