From 8b5fa7a2f20a94aae76433addffc7c3d271f6f77 Mon Sep 17 00:00:00 2001
From: Chad Rosier <mcrosier@codeaurora.org>
Date: Tue, 19 Jul 2016 18:11:11 +0000
Subject: [DSE] Add additional debug output. NFC.

llvm-svn: 276005
---
 llvm/lib/Transforms/Scalar/DeadStoreElimination.cpp | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'llvm/lib')

diff --git a/llvm/lib/Transforms/Scalar/DeadStoreElimination.cpp b/llvm/lib/Transforms/Scalar/DeadStoreElimination.cpp
index 07926d636cc..da623a52624 100644
--- a/llvm/lib/Transforms/Scalar/DeadStoreElimination.cpp
+++ b/llvm/lib/Transforms/Scalar/DeadStoreElimination.cpp
@@ -740,6 +740,8 @@ static bool handleEndBlock(BasicBlock &BB, AliasAnalysis *AA,
 
     // Remove any dead non-memory-mutating instructions.
     if (isInstructionTriviallyDead(&*BBI, TLI)) {
+      DEBUG(dbgs() << "DSE: Removing trivially dead instruction:\n  DEAD: "
+                   << *&*BBI << '\n');
       deleteDeadInstruction(&*BBI, &BBI, *MD, *TLI, &DeadStackObjects);
       ++NumFastOther;
       MadeChange = true;
-- 
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