[clang-tools-extra] [clangd] Add inlay hints for default function arguments and implicit lambda captures (PR #95712)

[Younan Zhang via cfe-commits]

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@@ -15,9 +15,12 @@
 #include "support/Context.h"
 #include "llvm/ADT/StringRef.h"
 #include "llvm/Support/ScopedPrinter.h"
+#include "llvm/Support/raw_ostream.h"
 #include "gmock/gmock.h"
 #include "gtest/gtest.h"
+#include <optional>
 #include <string>
+#include <utility>
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zyn0217 wrote:

What are these headers for?

https://github.com/llvm/llvm-project/pull/95712