1 files changed, 11 insertions, 0 deletions
diff --git a/llvm/lib/Support/YAMLTraits.cpp b/llvm/lib/Support/YAMLTraits.cpp
index 19eaed1ac7a..86efe6e4d73 100644
--- a/llvm/lib/Support/YAMLTraits.cpp
+++ b/llvm/lib/Support/YAMLTraits.cpp
@@ -648,6 +648,17 @@ StringRef ScalarTraits<StringRef>::input(StringRef Scalar, void *,
   return StringRef();
 }
 
+void ScalarTraits<std::string>::output(const std::string &Val, void *,
+                                     raw_ostream &Out) {
+  Out << Val;
+}
+
+StringRef ScalarTraits<std::string>::input(StringRef Scalar, void *,
+                                         std::string &Val) {
+  Val = Scalar.str();
+  return StringRef();
+}
+
 void ScalarTraits<uint8_t>::output(const uint8_t &Val, void *,
                                    raw_ostream &Out) {
   // use temp uin32_t because ostream thinks uint8_t is a character