5 files changed, 5 insertions, 0 deletions
diff --git a/tools/llvm-readobj/ARMEHABIPrinter.h b/tools/llvm-readobj/ARMEHABIPrinter.h
index 7608cfbbd8..716c9a1a48 100644
--- a/tools/llvm-readobj/ARMEHABIPrinter.h
+++ b/tools/llvm-readobj/ARMEHABIPrinter.h
@@ -22,6 +22,7 @@
 #include "llvm/Support/type_traits.h"
 
 namespace llvm {
+using std::error_code;
 namespace ARM {
 namespace EHABI {
 
diff --git a/tools/llvm-readobj/ARMWinEHPrinter.h b/tools/llvm-readobj/ARMWinEHPrinter.h
index eddcaf4d96..e758bbf124 100644
--- a/tools/llvm-readobj/ARMWinEHPrinter.h
+++ b/tools/llvm-readobj/ARMWinEHPrinter.h
@@ -15,6 +15,7 @@
 #include "llvm/Support/ErrorOr.h"
 
 namespace llvm {
+using std::error_code;
 namespace ARM {
 namespace WinEH {
 class RuntimeFunction;
diff --git a/tools/llvm-readobj/Win64EHDumper.cpp b/tools/llvm-readobj/Win64EHDumper.cpp
index c64d362469..f3749fc36c 100644
--- a/tools/llvm-readobj/Win64EHDumper.cpp
+++ b/tools/llvm-readobj/Win64EHDumper.cpp
@@ -16,6 +16,7 @@
 using namespace llvm;
 using namespace llvm::object;
 using namespace llvm::Win64EH;
+using std::error_code;
 
 static const EnumEntry<unsigned> UnwindFlags[] = {
   { "ExceptionHandler", UNW_ExceptionHandler },
diff --git a/tools/llvm-readobj/Win64EHDumper.h b/tools/llvm-readobj/Win64EHDumper.h
index 2eac81048b..98055994ae 100644
--- a/tools/llvm-readobj/Win64EHDumper.h
+++ b/tools/llvm-readobj/Win64EHDumper.h
@@ -14,6 +14,7 @@
 #include "llvm/Support/Win64EH.h"
 
 namespace llvm {
+using std::error_code;
 namespace object {
 class COFFObjectFile;
 class SymbolRef;
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;
   }