From: serge-sans-paille <sguelton@redhat.com>
Date: Mon, 8 Mar 2021 14:15:22 +0000 (+0100)
Subject: [NFC] Avoid useless BitVector move
X-Git-Tag: llvmorg-14-init~13048
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=08d9e2ceec60f4801b19243c6a4fcacb33aa043c;p=platform%2Fupstream%2Fllvm.git

[NFC] Avoid useless BitVector move
---

diff --git a/llvm/lib/CodeGen/CFIInstrInserter.cpp b/llvm/lib/CodeGen/CFIInstrInserter.cpp
index 23c7fea0..31346c9 100644
--- a/llvm/lib/CodeGen/CFIInstrInserter.cpp
+++ b/llvm/lib/CodeGen/CFIInstrInserter.cpp
@@ -157,7 +157,7 @@ void CFIInstrInserter::calculateCFAInfo(MachineFunction &MF) {
 
   // Initialize MBBMap.
   for (MachineBasicBlock &MBB : MF) {
-    MBBCFAInfo MBBInfo;
+    MBBCFAInfo &MBBInfo = MBBVector[MBB.getNumber()];
     MBBInfo.MBB = &MBB;
     MBBInfo.IncomingCFAOffset = InitialOffset;
     MBBInfo.OutgoingCFAOffset = InitialOffset;
@@ -165,7 +165,6 @@ void CFIInstrInserter::calculateCFAInfo(MachineFunction &MF) {
     MBBInfo.OutgoingCFARegister = InitialRegister;
     MBBInfo.IncomingCSRSaved.resize(NumRegs);
     MBBInfo.OutgoingCSRSaved.resize(NumRegs);
-    MBBVector[MBB.getNumber()] = MBBInfo;
   }
   CSRLocMap.clear();