You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
39 lines
765 B
39 lines
765 B
/*
|
|
* Copyright (c) 2017 - present Facebook, Inc.
|
|
* All rights reserved.
|
|
*
|
|
* This source code is licensed under the BSD style license found in the
|
|
* LICENSE file in the root directory of this source tree. An additional grant
|
|
* of patent rights can be found in the PATENTS file in the same directory.
|
|
*/
|
|
namespace class_specialization {
|
|
|
|
template <typename T>
|
|
struct Base {
|
|
T x;
|
|
};
|
|
|
|
template <typename T>
|
|
struct Derived : public Base<T> {
|
|
void foo(T t) { this->x = t; }
|
|
};
|
|
|
|
template <typename T>
|
|
struct Derived<T*> : public Base<T*> {
|
|
void foo2(T* t) { this->x = t; }
|
|
};
|
|
|
|
void foo_intptr() {
|
|
Derived<int*> b;
|
|
b.foo2(nullptr);
|
|
int x = *b.x;
|
|
}
|
|
|
|
void foo_int() {
|
|
Derived<int> b;
|
|
b.foo(0);
|
|
int z = 1 / b.x;
|
|
}
|
|
|
|
} // namespace class_specialization
|