[llvm-bugs] [Bug 123441] [Clang][regression] Clang crashes when type of function parameter pack of inner lambda is `decltype(outer_lambda_function_parameter_pack)` and inner lambda has requires clause

[LLVM Bugs via llvm-bugs]

Issue	123441
Summary	[Clang][regression] Clang crashes when type of function parameter pack of inner lambda is `decltype(outer_lambda_function_parameter_pack)` and inner lambda has requires clause
Labels	clang
Assignees
Reporter	zwuis

    This code makes Clang 16 and newer versions crash:

```cpp
void test() {
  auto L = [](auto... x) {
    return [](decltype(x)... y) requires true {};
  };
  L(0, 1)(1, 2);
}
```

Compiler Explorer: <https://godbolt.org/z/831x11eEr>

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