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Learn more about: Compiler Error C2752

Compiler Error C2752

11/04/2016

C2752

C2752

ae42b3ec-84a9-4e9d-8d59-3d208132d0b2

Compiler Error C2752

'template' : more than one partial specialization matches the template argument list

An instantiation was ambiguous.

The following sample generates C2752:

// C2752.cpp
template<class T, class U>
struct A {};

template<class T, class U>
struct A<T*, U> {};

template<class T, class U>
struct A<T,U*> {};

// try the following line instead
// template<class T, class U> struct A<T*,U*> {};

int main() {
   A<char*,int*> a;   // C2752 an instantiation

   // OK
   A<char*,int> a1;
   A<char,int*> a2;
   A<char,int> a3;
}