[clang] [clang] Fix the local parameter of void type inside the `Requires` expression. (PR #109831)

[Younan Zhang via cfe-commits]

zyn0217 wrote:

> ```
> static_assert(requires(this int) { true; });
> ```

The grammar doesn't appear to disallow the explicit object parameter in a 
requires expression, see 
https://eel.is/c++draft/expr.prim.req#nt:requirement-parameter-list.

But the usage is indeed suspicious to me. We probably need a CWG issue? 
@cor3ntin @mizvekov 

https://github.com/llvm/llvm-project/pull/109831
_______________________________________________
cfe-commits mailing list
cfe-commits@lists.llvm.org
https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits