3 files changed, 23 insertions, 3 deletions
diff --git a/llvm/unittests/CodeGen/AsmPrinterDwarfTest.cpp b/llvm/unittests/CodeGen/AsmPrinterDwarfTest.cpp
index af2d56d..d0991e6 100644
--- a/llvm/unittests/CodeGen/AsmPrinterDwarfTest.cpp
+++ b/llvm/unittests/CodeGen/AsmPrinterDwarfTest.cpp
@@ -383,7 +383,7 @@ class AsmPrinterHandlerTest : public AsmPrinterFixtureBase {
 
   public:
     TestHandler(AsmPrinterHandlerTest &Test) : Test(Test) {}
-    ~TestHandler() override {}
+    ~TestHandler() override = default;
     void setSymbolSize(const MCSymbol *Sym, uint64_t Size) override {}
     void beginModule(Module *M) override { Test.BeginCount++; }
     void endModule() override { Test.EndCount++; }
diff --git a/llvm/unittests/CodeGen/MFCommon.inc b/llvm/unittests/CodeGen/MFCommon.inc
index a86a68c..0180ba0 100644
--- a/llvm/unittests/CodeGen/MFCommon.inc
+++ b/llvm/unittests/CodeGen/MFCommon.inc
@@ -86,7 +86,7 @@ public:
       : TargetSubtargetInfo(Triple(""), "", "", "", {}, {}, {}, nullptr,
                             nullptr, nullptr, nullptr, nullptr, nullptr),
         FL(), TL(TM) {}
-  ~BogusSubtarget() override {}
+  ~BogusSubtarget() override = default;
 
   const TargetFrameLowering *getFrameLowering() const override { return &FL; }
 
@@ -117,7 +117,7 @@ public:
             Reloc::Static, CodeModel::Small, CodeGenOptLevel::Default),
         ST(*this) {}
 
-  ~BogusTargetMachine() override {}
+  ~BogusTargetMachine() override = default;
 
   const TargetSubtargetInfo *getSubtargetImpl(const Function &) const override {
     return &ST;
diff --git a/llvm/unittests/CodeGen/MachineOperandTest.cpp b/llvm/unittests/CodeGen/MachineOperandTest.cpp
index 3f3f48f..0373c7a 100644
--- a/llvm/unittests/CodeGen/MachineOperandTest.cpp
+++ b/llvm/unittests/CodeGen/MachineOperandTest.cpp
@@ -424,4 +424,24 @@ TEST(MachineOperandTest, HashValue) {
   ASSERT_TRUE(MO1.isIdenticalTo(MO2));
 }
 
+TEST(MachineOperandTest, RegisterLiveOutHashValue) {
+  LLVMContext Ctx;
+  Module Mod("Module", Ctx);
+  auto MF = createMachineFunction(Ctx, Mod);
+  MachineBasicBlock *MBB = MF->CreateMachineBasicBlock();
+  MCInstrDesc MCID = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
+  auto *MI1 = MF->CreateMachineInstr(MCID, DebugLoc());
+  auto *MI2 = MF->CreateMachineInstr(MCID, DebugLoc());
+  MBB->insert(MBB->begin(), MI1);
+  MBB->insert(MBB->begin(), MI2);
+  uint32_t Mask1 = 0;
+  uint32_t Mask2 = 0;
+  MI1->addOperand(*MF, MachineOperand::CreateRegLiveOut(&Mask1));
+  MI2->addOperand(*MF, MachineOperand::CreateRegLiveOut(&Mask2));
+  auto MO1 = MI1->getOperand(0);
+  auto MO2 = MI2->getOperand(0);
+  EXPECT_EQ(hash_value(MO1), hash_value(MO2));
+  EXPECT_TRUE(MO1.isIdenticalTo(MO2));
+}
+
 } // end namespace