Looks good.
================
Comment at: utils/yaml2obj/yaml2obj.cpp:420-423
@@ +419,6 @@
+namespace llvm {
+ namespace yaml {
+#define ECase(X) IO.enumCase(Value, #X, COFF::X);
+
+ template <>
+ struct ScalarEnumerationTraits<COFF::SymbolComplexType> {
----------------
This shouldn't be indented.
http://llvm-reviews.chandlerc.com/D610