[llvm] Report pass name when -llvm-verify-each reports breakage (PR #71447)

[Arthur Eubanks via llvm-commits]

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@@ -405,6 +405,32 @@ class TriggerCrashPass : public PassInfoMixin<TriggerCrashPass> {
   static StringRef name() { return "TriggerCrashPass"; }
 };
 
+// A pass for testing message reporting of -verify-each failures.
+// DO NOT USE THIS EXCEPT FOR TESTING!
+class TriggerVerifyEachFailurePass
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aeubanks wrote:

I'd rename this to `TriggerVerifierErrorPass`/`trigger-verifier-error`

https://github.com/llvm/llvm-project/pull/71447