[clang] [Clang] Implement C++26 Attributes for Structured Bindings (P0609R3) (PR #89906)

[NAKAMURA Takumi via cfe-commits]

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@@ -1115,7 +1115,9 @@ int64_t Decl::getID() const {
 
 const FunctionType *Decl::getFunctionType(bool BlocksToo) const {
   QualType Ty;
-  if (const auto *D = dyn_cast<ValueDecl>(this))
+  if (const auto *D = dyn_cast<BindingDecl>(this))
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chapuni wrote:

Seems causes the warning. `[-Wunused-but-set-variable]`

https://github.com/llvm/llvm-project/pull/89906