diff --git a/llvm/unittests/ProfileData/CoverageMappingTest.cpp b/llvm/unittests/ProfileData/CoverageMappingTest.cpp
--- a/llvm/unittests/ProfileData/CoverageMappingTest.cpp
+++ b/llvm/unittests/ProfileData/CoverageMappingTest.cpp
@@ -835,8 +835,7 @@
 
   std::vector<InstantiationGroup> InstantiationGroups =
       LoadedCoverage->getInstantiationGroups("expanded");
-  for (const auto &Group : InstantiationGroups)
-    ASSERT_EQ(Group.size(), 1U);
+  ASSERT_TRUE(InstantiationGroups.empty());
 }
 
 TEST_P(CoverageMappingTest, load_coverage_for_expanded_file) {