diff --git a/clang/include/clang/Analysis/FlowSensitive/NoopLattice.h b/clang/include/clang/Analysis/FlowSensitive/NoopLattice.h
index 0938091cd689f0..96c695473b67a1 100644
--- a/clang/include/clang/Analysis/FlowSensitive/NoopLattice.h
+++ b/clang/include/clang/Analysis/FlowSensitive/NoopLattice.h
@@ -14,6 +14,7 @@
 #define LLVM_CLANG_ANALYSIS_FLOWSENSITIVE_NOOP_LATTICE_H
 
 #include "clang/Analysis/FlowSensitive/DataflowLattice.h"
+#include "clang/Support/Compiler.h"
 #include "llvm/ADT/Any.h"
 #include <ostream>