diff --git a/llvm/include/llvm/Analysis/BasicAliasAnalysis.h b/llvm/include/llvm/Analysis/BasicAliasAnalysis.h
index fe0dbc487438..181a9327024c 100644
--- a/llvm/include/llvm/Analysis/BasicAliasAnalysis.h
+++ b/llvm/include/llvm/Analysis/BasicAliasAnalysis.h
@@ -203,7 +203,7 @@ class BasicAAWrapperPass : public FunctionPass {
 public:
   static char ID;
 
-  BasicAAWrapperPass() : FunctionPass(ID) {}
+  BasicAAWrapperPass();
 
   BasicAAResult &getResult() { return *Result; }
   const BasicAAResult &getResult() const { return *Result; }
diff --git a/llvm/lib/Analysis/BasicAliasAnalysis.cpp b/llvm/lib/Analysis/BasicAliasAnalysis.cpp
index bdefc1f37164..2e27f75441a1 100644
--- a/llvm/lib/Analysis/BasicAliasAnalysis.cpp
+++ b/llvm/lib/Analysis/BasicAliasAnalysis.cpp
@@ -1567,6 +1567,10 @@ BasicAAResult BasicAA::run(Function &F, AnalysisManager<Function> *AM) {
                        AM->getCachedResult<LoopAnalysis>(F));
 }
 
+BasicAAWrapperPass::BasicAAWrapperPass() : FunctionPass(ID) {
+    initializeBasicAAWrapperPassPass(*PassRegistry::getPassRegistry());
+}
+
 char BasicAAWrapperPass::ID = 0;
 void BasicAAWrapperPass::anchor() {}