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  1. #include <cstdio>
  2.  
  3. class A{
  4.     public:
  5.         void func( A* a ){
  6.             printf("0x%llx\n",(long long)a);
  7.             if( 0x8050000LL < (long long)a && (long long)a < 0xf000000000000000LL )
  8.                 puts("new A()");
  9.             else
  10.                 puts("&A");
  11.         }
  12. };
  13.  
  14. A z;
  15. int main(){
  16.     static A y;
  17.     A a;
  18.     a.func( new A() );
  19.     A b;
  20.     a.func( &b );
  21.     a.func( &y );
  22.     a.func( &z );
  23.     A *c = new A();
  24.     a.func( &*c ); // これはどっちが正解？
  25.     return 0;
  26. }
Success #stdin #stdout 0s 3460KB
comments (?)
stdin
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Standard input is empty
stdout
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0x9574a10
new A()
0xffffffffbf9bae7f
&A
0x80498fa
&A
0x80498f9
&A
0x9574a20
new A()
https://ideone.com/GZ9I45
language:
C++ (gcc 8.3)
created:
8 years ago
visibility:
secret

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