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  1. #include <iostream>
  2.  
  3. void foo(int x, int y = 2, int z = 3) {  }
  4. void foo(int x) {  }
  5.  
  6. int main() {
  7.     foo(1);
  8.     return 0;
  9. }
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:7:10: error: call of overloaded ‘foo(int)’ is ambiguous
     foo(1);
          ^
prog.cpp:3:6: note: candidate: void foo(int, int, int)
 void foo(int x, int y = 2, int z = 3) {  }
      ^~~
prog.cpp:4:6: note: candidate: void foo(int)
 void foo(int x) {  }
      ^~~
stdout
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Standard output is empty
https://ideone.com/l1RakD
language:
C++14 (gcc 8.3)
created:
5 years ago
visibility:
public

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