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  1. namespace N1 {
  2.   class A {}; 
  3.   void foo (A *p) {}
  4. }
  5. namespace N2 {
  6.   void foo (N1::A &p) {}
  7. }
  8.  
  9. int main () {
  10.   N1::A xa; 
  11.   foo(&xa);
  12.   foo(xa);
  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:12:9: error: cannot convert ‘N1::A’ to ‘N1::A*’ for argument ‘1’ to ‘void N1::foo(N1::A*)’
stdout
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Standard output is empty
https://ideone.com/YbwFmk
language:
C++ (gcc 8.3)
created:
11 years ago
visibility:
public

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