[clang-tools-extra] [clangd] Extract to function: Fix parameter declarator printing (PR #230046)

[Aleksandr Platonov via cfe-commits]

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@@ -1200,6 +1215,17 @@ bool createParameters(NewFunction &ExtractedFunc,
         // sizeof/alignof/typeof (or similar) on it.
         if (DeclInfo.HasUnsafeTypeQueryUseInZone)
           return false;
+        // A variable-length array's bound (at any nesting depth, e.g.
+        // the inner dimension of `int A[2][N]`) is an arbitrary
----------------
ArcsinX wrote:

Sorry, I was wrong here, we still problems with C++ VLA too.
E.g. `void extracted(int N, int (&A)[2][N])` compiles ok, but call to such function is not acceptable by `clang++`:
```cpp
void f() {
  int N = 2;
  int A[2][N];
  extracted(N, A); // Compilation error here
}

https://github.com/llvm/llvm-project/pull/230046