From 0410b58806a85ccc3a9394d8b686a0d0573b38be Mon Sep 17 00:00:00 2001
From: Longsheng Mou <longshengmou@gmail.com>
Date: Mon, 14 Oct 2024 21:37:16 +0800
Subject: [PATCH] [mlir][transforms] Add `signalPassFailure` in
 RemoveDeadValues

This PR adds `signalPassFailure` in RemoveDeadValues to ensure that a
pipeline would stop here.
---
 mlir/lib/Transforms/RemoveDeadValues.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mlir/lib/Transforms/RemoveDeadValues.cpp b/mlir/lib/Transforms/RemoveDeadValues.cpp
index 3de4fb75ed831..7e45f18b660ba 100644
--- a/mlir/lib/Transforms/RemoveDeadValues.cpp
+++ b/mlir/lib/Transforms/RemoveDeadValues.cpp
@@ -589,7 +589,7 @@ void RemoveDeadValues::runOnOperation() {
   });
 
   if (acceptableIR.wasInterrupted())
-    return;
+    return signalPassFailure();
 
   module->walk([&](Operation *op) {
     if (auto funcOp = dyn_cast<FunctionOpInterface>(op)) {