[DFSan] Remove unused IRBuilder. NFC

Reviewers: pcc, vitalybuka, kcc

Reviewed By: kcc

Subscribers: hiraditya, llvm-commits, kcc

Tags: #llvm

Differential Revision: https://reviews.llvm.org/D75190

diff --git a/llvm/lib/Transforms/Instrumentation/DataFlowSanitizer.cpp b/llvm/lib/Transforms/Instrumentation/DataFlowSanitizer.cpp
index 388a7d4..c77cb4e 100644 (file)
--- a/llvm/lib/Transforms/Instrumentation/DataFlowSanitizer.cpp
+++ b/llvm/lib/Transforms/Instrumentation/DataFlowSanitizer.cpp
@@ -1316,7 +1316,6 @@ void DFSanVisitor::visitLoadInst(LoadInst &LI) {
   } else {
     Align = 1;
   }
-  IRBuilder<> IRB(&LI);
   Value *Shadow = DFSF.loadShadow(LI.getPointerOperand(), Size, Align, &LI);
   if (ClCombinePointerLabelsOnLoad) {
     Value *PtrShadow = DFSF.getShadow(LI.getPointerOperand());