[llvm] c0c1722 - [Analysis] Avoid repeated hash lookups (NFC) (#127955)

[via llvm-commits]

Author: Kazu Hirata
Date: 2025-02-20T08:55:35-08:00
New Revision: c0c172213b6124a672ee64786260f8860027413f

URL: https://github.com/llvm/llvm-project/commit/c0c172213b6124a672ee64786260f8860027413f
DIFF: https://github.com/llvm/llvm-project/commit/c0c172213b6124a672ee64786260f8860027413f.diff

LOG: [Analysis] Avoid repeated hash lookups (NFC) (#127955)

Added: 
    

Modified: 
    llvm/lib/Analysis/LoopAccessAnalysis.cpp

Removed: 
    


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diff  --git a/llvm/lib/Analysis/LoopAccessAnalysis.cpp b/llvm/lib/Analysis/LoopAccessAnalysis.cpp
index cab70c5c01a45..b3a42ed3377cd 100644
--- a/llvm/lib/Analysis/LoopAccessAnalysis.cpp
+++ b/llvm/lib/Analysis/LoopAccessAnalysis.cpp
@@ -1431,8 +1431,8 @@ void AccessAnalysis::processMemAccesses() {
           typedef SmallVector<const Value *, 16> ValueVector;
           ValueVector TempObjects;
 
-          UnderlyingObjects[Ptr] = {};
           SmallVector<const Value *, 16> &UOs = UnderlyingObjects[Ptr];
+          UOs = {};
           ::getUnderlyingObjects(Ptr, UOs, LI);
           LLVM_DEBUG(dbgs()
                      << "Underlying objects for pointer " << *Ptr << "\n");