[clang] [Sema] Warn about omitting deprecated enumerator in switch (PR #138562)

[Hans Wennborg via cfe-commits]

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@@ -6767,6 +6767,9 @@ class Sema final : public SemaBase {
     };
     std::optional<InitializationContext> DelayedDefaultInitializationContext;
 
+    /// Whether evaluating an expression for a switch case label.
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zmodem wrote:

Done.

https://github.com/llvm/llvm-project/pull/138562