[clang] [clang] improve print / dump of anonymous declarations (PR #124605)

[Erich Keane via cfe-commits]

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@@ -875,7 +875,41 @@ void TextNodeDumper::dumpBareDeclRef(const Decl *D) {
 
   if (const NamedDecl *ND = dyn_cast<NamedDecl>(D)) {
     ColorScope Color(OS, ShowColors, DeclNameColor);
-    OS << " '" << ND->getDeclName() << '\'';
+    if (DeclarationName Name = ND->getDeclName())
+      OS << " '" << Name << '\'';
+    else
+      switch (ND->getKind()) {
+      case Decl::Decomposition: {
+        auto *DD = cast<DecompositionDecl>(ND);
+        OS << " first_binding '" << DD->bindings()[0]->getDeclName() << '\'';
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erichkeane wrote:

This is unfortunate, I wish we could do a better job here.

https://github.com/llvm/llvm-project/pull/124605