1 files changed, 3 insertions, 0 deletions
diff --git a/llvm/tools/obj2yaml/Error.cpp b/llvm/tools/obj2yaml/Error.cpp
index 9c2aeefef2f..9d1af680a73 100644
--- a/llvm/tools/obj2yaml/Error.cpp
+++ b/llvm/tools/obj2yaml/Error.cpp
@@ -13,6 +13,9 @@
 using namespace llvm;
 
 namespace {
+// FIXME: This class is only here to support the transition to llvm::Error. It
+// will be removed once this transition is complete. Clients should prefer to
+// deal with the Error value directly, rather than converting to error_code.
 class _obj2yaml_error_category : public std::error_category {
 public:
   const char *name() const LLVM_NOEXCEPT override;