diff --git a/llvm/unittests/Frontend/OpenMPIRBuilderTest.cpp b/llvm/unittests/Frontend/OpenMPIRBuilderTest.cpp
index 7e3613be8a158..4a75a8aed4e67 100644
--- a/llvm/unittests/Frontend/OpenMPIRBuilderTest.cpp
+++ b/llvm/unittests/Frontend/OpenMPIRBuilderTest.cpp
@@ -2267,7 +2267,7 @@ TEST_F(OpenMPIRBuilderTest, OrderedDirectiveDependSource) {
     ASSERT_NE(StoreValue, nullptr);
     EXPECT_EQ(StoreValue->getValueOperand(), StoreValues[Iter]);
     EXPECT_EQ(StoreValue->getPointerOperand(), DependAddrGEPIter);
-    EXPECT_EQ(StoreValue->getAlignment(), 8);
+    EXPECT_EQ(StoreValue->getAlignment(), 8UL);
     IterInst = dyn_cast<Instruction>(StoreValue);
   }
 
@@ -2352,7 +2352,7 @@ TEST_F(OpenMPIRBuilderTest, OrderedDirectiveDependSink) {
     ASSERT_NE(StoreValue, nullptr);
     EXPECT_EQ(StoreValue->getValueOperand(), StoreValues[Iter]);
     EXPECT_EQ(StoreValue->getPointerOperand(), DependAddrGEPIter);
-    EXPECT_EQ(StoreValue->getAlignment(), 8);
+    EXPECT_EQ(StoreValue->getAlignment(), 8UL);
     IterInst = dyn_cast<Instruction>(StoreValue);
   }