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Hi, How can I define template formal parameter as T*? I read in some textbook that if I define template with formal parameter T* then actual parameter can be of the type T1*,provided that T1 is derived from T Thank you in advance
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struct A { virtual A* f() { return this; } }; struct B: virtual A { B* f() { return this; } }; The GNU compiler gives an error: sorry, unimplemented: adjusting pointers for covariant returns What is the problem? |
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I have a following code struct A { int x; A(int i) : x(i) {} virtual void a() {}; }; struct B: virtual A { B() : A(0) {} virtual void a(){} }; struct C: A, virtual B { virtual void a(){} virtual void c(){} }; The following code fails … 
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