[llvm] bbad998 - [SLP] move loop index variable declaration to its use; NFC

[Sanjay Patel via llvm-commits]

Author: Sanjay Patel
Date: 2020-09-16T07:59:31-04:00
New Revision: bbad998bab52a1eabbb6a1ca16cc2129b3f99aa5

URL: https://github.com/llvm/llvm-project/commit/bbad998bab52a1eabbb6a1ca16cc2129b3f99aa5
DIFF: https://github.com/llvm/llvm-project/commit/bbad998bab52a1eabbb6a1ca16cc2129b3f99aa5.diff

LOG: [SLP] move loop index variable declaration to its use; NFC

Added: 
    

Modified: 
    llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp

Removed: 
    


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diff  --git a/llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp b/llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp
index 7d85cf5f9bdd..62269d2e7b9e 100644
--- a/llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp
+++ b/llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp
@@ -6819,7 +6819,6 @@ class HorizontalReduction {
     FastMathFlags Unsafe;
     Unsafe.setFast();
     Builder.setFastMathFlags(Unsafe);
-    unsigned i = 0;
 
     BoUpSLP::ExtraValueToDebugLocsMap ExternallyUsedValues;
     // The same extra argument may be used several time, so log each attempt
@@ -6847,6 +6846,7 @@ class HorizontalReduction {
     for (ReductionOpsType &RdxOp : ReductionOps)
       IgnoreList.append(RdxOp.begin(), RdxOp.end());
 
+    unsigned i = 0;
     while (i < NumReducedVals - ReduxWidth + 1 && ReduxWidth > 2) {
       auto VL = makeArrayRef(&ReducedVals[i], ReduxWidth);
       V.buildTree(VL, ExternallyUsedValues, IgnoreList);