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  1. class A; 
  2.  
  3. int main() 
  4. { 
  5.    A a; 
  6. }
  7.  
  8. class A {
  9.  
  10. // Definition der Klasse A
  11.  
  12. };
  13.  
Compilation error #stdin compilation error #stdout 0s 0KB
comments (?)
stdin 
Standard input is empty
compilation info 
prog.cpp: In function ‘int main()’:
prog.cpp:5: error: aggregate ‘A a’ has incomplete type and cannot be defined
prog.cpp:5: warning: unused variable ‘a’
stdout 
Standard output is empty
https://ideone.com/7O9Uq
language:
C++ (gcc 8.3)
created:
14 years ago
visibility:
public

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