[clang-tools-extra] [clang-tidy] Prevent false-positive in presence of derived-to-base cast in bugprone.use-after-move (PR #189638)

[Zeyi Xu via cfe-commits]

================
@@ -530,6 +542,7 @@ void UseAfterMoveCheck::registerMatchers(MatchFinder 
*Finder) {
                               hasArgument(0, Arg))),
                unless(inDecltypeOrTemplateArg()),
                unless(hasParent(TryEmplaceMatcher)), expr().bind("call-move"),
+               optionally(hasParent(implicitCastExpr().bind("optional-cast"))),
----------------
zeyi2 wrote:

```suggestion
               optionally(hasParent(implicitCastExpr(
                   hasCastKind(CK_DerivedToBase)).bind("optional-cast"))),
```

https://github.com/llvm/llvm-project/pull/189638
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