[clang-tools-extra] [clang-tidy] Compact the confusable identifier table (PR #202626)

[Baranov Victor via cfe-commits]

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@@ -17,6 +17,18 @@ int ll;
 // CHECK-MESSAGES: :[[#@LINE-1]]:5: warning: 'll' is confusable with 'l1' [misc-confusable-identifiers]
 // CHECK-MESSAGES: :[[#@LINE-3]]:5: note: other declaration found here
 
+int rn;
+int m;
+// CHECK-MESSAGES: :[[#@LINE-1]]:5: warning: 'm' is confusable with 'rn'
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vbvictor wrote:

These seem to work before: https://godbolt.org/z/EYaK76YPM
Is there reason to add new cases (any uncovered code paths?)

https://github.com/llvm/llvm-project/pull/202626