Compiler Error C3858
Visual Studio 2015
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The latest version of this topic can be found at Compiler Error C3858.
type': cannot be redeclared in current scope
The type cannot be declared twice in the same scope.
The following sample generates C3858:
// C3858.cpp
// compile with: /LD
template <class T>
struct Outer
{
struct Inner;
};
template <class T>
struct Outer<T>::Inner; // C3858
// try the following line instead
// struct Outer<T>::Inner{};
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