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  1.  struct A
  2.  {
  3.      A() {}
  4.  
  5.      A& operator=(const A&)
  6.      {
  7.          return *this;
  8.      }
  9.  };
  10.  
  11.  struct B
  12.  {
  13.      mutable A a;
  14.  };
  15.  
  16.  int main()
  17.  {
  18.      const B x;
  19.      x.a = A();
  20.  }
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https://ideone.com/0mvlJi
language:
C++ (gcc 8.3)
created:
13 years ago
visibility:
public

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