1 files changed, 2 insertions, 1 deletions
diff --git a/lib/Analysis/RegionInfo.cpp b/lib/Analysis/RegionInfo.cpp
index 900487323005..2bd611350f46 100644
--- a/lib/Analysis/RegionInfo.cpp
+++ b/lib/Analysis/RegionInfo.cpp
@@ -15,6 +15,7 @@
 #include "llvm/Analysis/RegionPrinter.h"
 #endif
 #include "llvm/Analysis/RegionInfoImpl.h"
+#include "llvm/Config/llvm-config.h"
 #include "llvm/IR/Function.h"
 #include "llvm/IR/PassManager.h"
 #include "llvm/Pass.h"
@@ -80,7 +81,7 @@ RegionInfo::~RegionInfo() = default;
 bool RegionInfo::invalidate(Function &F, const PreservedAnalyses &PA,
                             FunctionAnalysisManager::Invalidator &) {
   // Check whether the analysis, all analyses on functions, or the function's
-  // CFG have been preserved.
+  // CFG has been preserved.
   auto PAC = PA.getChecker<RegionInfoAnalysis>();
   return !(PAC.preserved() || PAC.preservedSet<AllAnalysesOn<Function>>() ||
            PAC.preservedSet<CFGAnalyses>());