[clang-tools-extra] [clang-tidy][C++20] Add support for Initialization Forwarding in Nested Objects (PR #131969)

[Baranov Victor via cfe-commits]

================
@@ -305,6 +320,38 @@ void UseEmplaceCheck::registerMatchers(MatchFinder *Finder) {
       this);
 }
 
+const Expr *unwrapInnerExpression(const Expr *E) {
+
+  while (true) {
----------------
vbvictor wrote:

you could write `while(E)` and get rid of if
```cpp
if (!E)
  break;
```

https://github.com/llvm/llvm-project/pull/131969