[llvm] 0663a73 - Revert "[DSE] Enable initializes improvement" (#119590)

[via llvm-commits]

Author: Haopeng Liu
Date: 2024-12-11T09:01:06-08:00
New Revision: 0663a73104424a1e9e7416bddb4fe3bec7129a2b

URL: https://github.com/llvm/llvm-project/commit/0663a73104424a1e9e7416bddb4fe3bec7129a2b
DIFF: https://github.com/llvm/llvm-project/commit/0663a73104424a1e9e7416bddb4fe3bec7129a2b.diff

LOG: Revert "[DSE] Enable initializes improvement" (#119590)

Reverts llvm/llvm-project#119116

Added: 
    

Modified: 
    llvm/lib/Transforms/Scalar/DeadStoreElimination.cpp

Removed: 
    


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diff  --git a/llvm/lib/Transforms/Scalar/DeadStoreElimination.cpp b/llvm/lib/Transforms/Scalar/DeadStoreElimination.cpp
index 778f83b7925691..09e8301b772d96 100644
--- a/llvm/lib/Transforms/Scalar/DeadStoreElimination.cpp
+++ b/llvm/lib/Transforms/Scalar/DeadStoreElimination.cpp
@@ -164,9 +164,9 @@ static cl::opt<bool>
     OptimizeMemorySSA("dse-optimize-memoryssa", cl::init(true), cl::Hidden,
                       cl::desc("Allow DSE to optimize memory accesses."));
 
-// TODO: remove this flag.
+// TODO: turn on and remove this flag.
 static cl::opt<bool> EnableInitializesImprovement(
-    "enable-dse-initializes-attr-improvement", cl::init(true), cl::Hidden,
+    "enable-dse-initializes-attr-improvement", cl::init(false), cl::Hidden,
     cl::desc("Enable the initializes attr improvement in DSE"));
 
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