1 files changed, 1 insertions, 0 deletions
diff --git a/tools/llvm-readobj/llvm-readobj.h b/tools/llvm-readobj/llvm-readobj.h
index 61ee0d4ed4..920e74ccc9 100644
--- a/tools/llvm-readobj/llvm-readobj.h
+++ b/tools/llvm-readobj/llvm-readobj.h
@@ -14,6 +14,7 @@
 #include <string>
 
 namespace llvm {
+using std::error_code;
   namespace object {
     class RelocationRef;
   }