[clang] [Clang] Implement P0963R3 "Structured binding declaration as a condition" (PR #130228)

[Younan Zhang via cfe-commits]

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@@ -4285,6 +4290,8 @@ class DecompositionDecl final
                                             std::move(Bindings));
   }
 
+  bool isDecisionVariable() const { return IsDecisionVariable; }
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zyn0217 wrote:

Done, I was referring to https://eel.is/c++draft/dcl.struct.bind#4.sentence-1

https://github.com/llvm/llvm-project/pull/130228