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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. class Base { public: static int staticVar; };
  5.  
  6. class DerivedA : public Base {};
  7. class DerivedB : public Base {};
  8.  
  9. int main()
  10. {
  11. 	DerivedA::staticVar = 1;
  12. 	DerivedB::staticVar = 2;
  13.  
  14. 	cout << DerivedA::staticVar << ' ' << DerivedB::staticVar << endl;
  15.  
  16. 	return 0;
  17. }
Compilation error #stdin compilation error #stdout 0s 0KB
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stdin
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Standard input is empty
compilation info 
/home/ZzCHQ7/ccFrP214.o: In function `main':
prog.cpp:(.text.startup+0x13): undefined reference to `Base::staticVar'
collect2: error: ld returned 1 exit status
stdout
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Standard output is empty
https://ideone.com/CIYA8i
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
public

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