| Issue |
107861
|
| Summary |
[clang] [C++] Redefinition in hidden friend
|
| Labels |
clang
|
| Assignees |
|
| Reporter |
PolarLinda6
|
```cpp
template<typename>
void func();
template<typename>
struct define_func {
template<typename>
friend void func() {}
};
auto main() -> int {
[[maybe_unused]] define_func<int> _{};
}
```
#### error message:
```txt
<source>:7:15: error: redefinition of 'func'
7 | friend void func() {}
| ^
<source>:11:37: note: in instantiation of template class 'define_func<int>' requested here
11 | [[maybe_unused]] define_func<int> _{};
| ^
<source>:7:15: note: previous definition is here
7 | friend void func() {}
| ^
```
#### Additional Information:
Version: clang version 18.1.8
Link: [godbolt](https://godbolt.org/z/xfM17vcMc)
PS: The code compiles successfully on gcc and msvc.
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