diff --git a/llvm/lib/IR/Module.cpp b/llvm/lib/IR/Module.cpp
index f43080b..e35eefb 100644
--- a/llvm/lib/IR/Module.cpp
+++ b/llvm/lib/IR/Module.cpp
@@ -395,16 +395,11 @@
   return false;
 }
 
-bool Module::Materialize(GlobalValue *GV, std::string *ErrInfo) {
+std::error_code Module::materialize(GlobalValue *GV) {
   if (!Materializer)
-    return false;
+    return std::error_code();
 
-  std::error_code EC = Materializer->Materialize(GV);
-  if (!EC)
-    return false;
-  if (ErrInfo)
-    *ErrInfo = EC.message();
-  return true;
+  return Materializer->materialize(GV);
 }
 
 void Module::Dematerialize(GlobalValue *GV) {