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-rw-r--r--flang/lib/Optimizer/Transforms/StackArrays.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/flang/lib/Optimizer/Transforms/StackArrays.cpp b/flang/lib/Optimizer/Transforms/StackArrays.cpp
index 16bbb1c35646..7157b55b47c9 100644
--- a/flang/lib/Optimizer/Transforms/StackArrays.cpp
+++ b/flang/lib/Optimizer/Transforms/StackArrays.cpp
@@ -767,7 +767,7 @@ void StackArraysPass::runOnFunc(mlir::Operation *func) {
mlir::RewritePatternSet patterns(&context);
mlir::GreedyRewriteConfig config;
// prevent the pattern driver form merging blocks
- config.enableRegionSimplification = false;
+ config.enableRegionSimplification = mlir::GreedySimplifyRegionLevel::Disabled;
patterns.insert<AllocMemConversion>(&context, *candidateOps);
if (mlir::failed(mlir::applyOpPatternsAndFold(opsToConvert,