diff --git a/clang/lib/CIR/FrontendAction/CIRGenAction.cpp b/clang/lib/CIR/FrontendAction/CIRGenAction.cpp
index 5a31e20708193..21b6bc56ed050 100644
--- a/clang/lib/CIR/FrontendAction/CIRGenAction.cpp
+++ b/clang/lib/CIR/FrontendAction/CIRGenAction.cpp
@@ -66,9 +66,6 @@ class CIRGenConsumer : public clang::ASTConsumer {
         MlirModule->print(*OutputStream, Flags);
       }
       break;
-    default:
-      llvm_unreachable("NYI: CIRGenAction other than EmitCIR");
-      break;
     }
   }
 };