From 7cce1dbcea77613d8fe3da7684421c020b6e8317 Mon Sep 17 00:00:00 2001
From: Ivan Radanov Ivanov <ivanov.i.aa@m.titech.ac.jp>
Date: Mon, 19 Aug 2024 17:16:22 +0900
Subject: [PATCH] Fix uninitialized memory bug in genLoopNest

---
 flang/include/flang/Optimizer/Builder/HLFIRTools.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/flang/include/flang/Optimizer/Builder/HLFIRTools.h b/flang/include/flang/Optimizer/Builder/HLFIRTools.h
index 69874719572186..f073f494b3fb21 100644
--- a/flang/include/flang/Optimizer/Builder/HLFIRTools.h
+++ b/flang/include/flang/Optimizer/Builder/HLFIRTools.h
@@ -357,8 +357,8 @@ hlfir::ElementalOp genElementalOp(
 
 /// Structure to describe a loop nest.
 struct LoopNest {
-  mlir::Operation *outerOp;
-  mlir::Block *body;
+  mlir::Operation *outerOp = nullptr;
+  mlir::Block *body = nullptr;
   llvm::SmallVector<mlir::Value> oneBasedIndices;
 };