[llvm] 8405f6b - Correctly report modified status for DivRemPairs

[via llvm-commits]

Author: serge-sans-paille
Date: 2020-06-05T16:06:31+02:00
New Revision: 8405f6bcd48840de9ac8e519ddd3b4f0b616008d

URL: https://github.com/llvm/llvm-project/commit/8405f6bcd48840de9ac8e519ddd3b4f0b616008d
DIFF: https://github.com/llvm/llvm-project/commit/8405f6bcd48840de9ac8e519ddd3b4f0b616008d.diff

LOG: Correctly report modified status for DivRemPairs

Differential Revision: https://reviews.llvm.org/D81231

Added: 
    

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

Removed: 
    


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diff  --git a/llvm/lib/Transforms/Scalar/DivRemPairs.cpp b/llvm/lib/Transforms/Scalar/DivRemPairs.cpp
index 8d419d95c752..d44a5979a8b2 100644
--- a/llvm/lib/Transforms/Scalar/DivRemPairs.cpp
+++ b/llvm/lib/Transforms/Scalar/DivRemPairs.cpp
@@ -221,6 +221,7 @@ static bool optimizeDivRem(Function &F, const TargetTransformInfo &TTI,
       NumRecomposed++;
       // Note that we have left ((X / Y) * Y) around.
       // If it had other uses we could rewrite it as X - X % Y
+      Changed = true;
     }
 
     assert((!E.isRemExpanded() || !HasDivRemOp) &&