[clang] [LifetimeSafety] Warn on meaningless [[clang::lifetimebound]] parameters (PR #201101)

[Utkarsh Saxena via cfe-commits]

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@@ -467,6 +468,23 @@ class LifetimeChecker {
     }
   }
 
+  static bool canBeLifetimebound(QualType QT) {
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usx95 wrote:

nit: rename to `canParamBeLifetimebound` to avoid confusing with return type.

https://github.com/llvm/llvm-project/pull/201101