1 files changed, 2 insertions, 1 deletions
diff --git a/lib/Demangle/ItaniumDemangle.cpp b/lib/Demangle/ItaniumDemangle.cpp
index 34f4017d98283..9c2258f5b9331 100644
--- a/lib/Demangle/ItaniumDemangle.cpp
+++ b/lib/Demangle/ItaniumDemangle.cpp
@@ -8,6 +8,7 @@
 //===----------------------------------------------------------------------===//
 
 #include "llvm/Demangle/Demangle.h"
+#include "llvm/Support/Compiler.h"
 
 // This file exports a single function: llvm::itanium_demangle.
 // It also has no dependencies on the rest of llvm. It is implemented this way
@@ -1947,7 +1948,7 @@ static const char *parse_type(const char *first, const char *last, C &db) {
               break;
             }
           }
-        // falls through
+          LLVM_FALLTHROUGH;
         default:
           // must check for builtin-types before class-enum-types to avoid
           // ambiguities with operator-names