================
@@ -429,3 +429,19 @@ namespace qualified_friend_no_match {
friend void Y::f(double); // expected-error {{friend declaration of 'f'
does not match any declaration in 'qualified_friend_no_match::Y'}}
};
}
+
+namespace gh21483 {
+template <typename I>
+struct B {
+ struct mixin {
+ int type;
+ friend void foo(B<I>::mixin it) {
+ (void)it.mixin::type;
----------------
HerrCai0907 wrote:
`::` is scope resolution operator.
A more clear example is
```c++
struct T {
int a;
};
struct T1 : public T {
int a;
};
void foo () {
T1{}.T::a;
T1{}.T1::a;
}
```
https://godbolt.org/z/K1b1jodse
https://github.com/llvm/llvm-project/pull/70886
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