1 files changed, 3 insertions, 0 deletions
diff --git a/lib/ObjectYAML/ObjectYAML.cpp b/lib/ObjectYAML/ObjectYAML.cpp
index cbbaac6062a7..74581c1ecaac 100644
--- a/lib/ObjectYAML/ObjectYAML.cpp
+++ b/lib/ObjectYAML/ObjectYAML.cpp
@@ -43,6 +43,9 @@ void MappingTraits<YamlObjectFile>::mapping(IO &IO,
       ObjectFile.FatMachO.reset(new MachOYAML::UniversalBinary());
       MappingTraits<MachOYAML::UniversalBinary>::mapping(IO,
                                                          *ObjectFile.FatMachO);
+    } else if (IO.mapTag("!WASM")) {
+      ObjectFile.Wasm.reset(new WasmYAML::Object());
+      MappingTraits<WasmYAML::Object>::mapping(IO, *ObjectFile.Wasm);
     } else {
       Input &In = (Input &)IO;
       std::string Tag = In.getCurrentNode()->getRawTag();