3 files changed, 3 insertions, 0 deletions
diff --git a/lib/IR/Core.cpp b/lib/IR/Core.cpp
index db3128cfa0..5dfe9a68a2 100644
--- a/lib/IR/Core.cpp
+++ b/lib/IR/Core.cpp
@@ -41,6 +41,7 @@
 #include <system_error>
 
 using namespace llvm;
+using std::error_code;
 
 #define DEBUG_TYPE "ir"
 
diff --git a/lib/IR/GCOV.cpp b/lib/IR/GCOV.cpp
index 77dd7e881b..c8dc951a9b 100644
--- a/lib/IR/GCOV.cpp
+++ b/lib/IR/GCOV.cpp
@@ -22,6 +22,7 @@
 #include <algorithm>
 #include <system_error>
 using namespace llvm;
+using std::error_code;
 
 //===----------------------------------------------------------------------===//
 // GCOVFile implementation.
diff --git a/lib/IR/Module.cpp b/lib/IR/Module.cpp
index 91b2d91c62..bc72a67917 100644
--- a/lib/IR/Module.cpp
+++ b/lib/IR/Module.cpp
@@ -28,6 +28,7 @@
 #include <cstdarg>
 #include <cstdlib>
 using namespace llvm;
+using std::error_code;
 
 //===----------------------------------------------------------------------===//
 // Methods to implement the globals and functions lists.