1 files changed, 1 insertions, 1 deletions
diff --git a/lib/ProfileData/Coverage/CoverageMapping.cpp b/lib/ProfileData/Coverage/CoverageMapping.cpp
index ccc8cc56eb0a..8dbd58632f0e 100644
--- a/lib/ProfileData/Coverage/CoverageMapping.cpp
+++ b/lib/ProfileData/Coverage/CoverageMapping.cpp
@@ -628,7 +628,7 @@ CoverageMapping::getInstantiationGroups(StringRef Filename) const {
   }
 
   std::vector<InstantiationGroup> Result;
-  for (const auto &InstantiationSet : InstantiationSetCollector) {
+  for (auto &InstantiationSet : InstantiationSetCollector) {
     InstantiationGroup IG{InstantiationSet.first.first,
                           InstantiationSet.first.second,
                           std::move(InstantiationSet.second)};