[clang] [clang] Diagnose problematic diagnostic messages (PR #93229)

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github-actions[bot] wrote:

<!--LLVM CODE FORMAT COMMENT: {clang-format}-->


:warning: C/C++ code formatter, clang-format found issues in your code. :warning:

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You can test this locally with the following command:
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``````````bash
git-clang-format --diff ebc6c28a252915e6689ba7559bdc17eed0eea10c 0052b3ec954b43c954558b5b9a7ff55cf180d14b -- clang/utils/TableGen/ClangDiagnosticsEmitter.cpp
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View the diff from clang-format here.
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``````````diff
diff --git a/clang/utils/TableGen/ClangDiagnosticsEmitter.cpp b/clang/utils/TableGen/ClangDiagnosticsEmitter.cpp
index 93d4862a46..b290530444 100644
--- a/clang/utils/TableGen/ClangDiagnosticsEmitter.cpp
+++ b/clang/utils/TableGen/ClangDiagnosticsEmitter.cpp
@@ -1240,7 +1240,7 @@ static bool isExemptAtStart(StringRef Text) {
       .Case("Microsoft", true)
       .Case("Neon", true)
       .StartsWith("NSInvocation", true) // NSInvocation, NSInvocation's
-      .Case("Objective", true)       // Objective-C (hyphen is a word boundary)
+      .Case("Objective", true) // Objective-C (hyphen is a word boundary)
       .Case("OpenACC", true)
       .Case("OpenCL", true)
       .Case("OpenMP", true)

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https://github.com/llvm/llvm-project/pull/93229