Index: lib/CodeGen/CodeGenModule.cpp
===================================================================
--- lib/CodeGen/CodeGenModule.cpp
+++ lib/CodeGen/CodeGenModule.cpp
@@ -141,11 +141,13 @@
   if (CodeGenOpts.hasProfileClangUse()) {
     auto ReaderOrErr = llvm::IndexedInstrProfReader::create(
         CodeGenOpts.ProfileInstrumentUsePath);
-    if (std::error_code EC = ReaderOrErr.getError()) {
+    if (auto E = ReaderOrErr.takeError()) {
       unsigned DiagID = Diags.getCustomDiagID(DiagnosticsEngine::Error,
                                               "Could not read profile %0: %1");
-      getDiags().Report(DiagID) << CodeGenOpts.ProfileInstrumentUsePath
-                                << EC.message();
+      llvm::handleAllErrors(std::move(E), [&](const llvm::InstrProfError &IPE) {
+        getDiags().Report(DiagID) << CodeGenOpts.ProfileInstrumentUsePath
+                                  << IPE.message();
+      });
     } else
       PGOReader = std::move(ReaderOrErr.get());
   }
Index: lib/CodeGen/CodeGenPGO.cpp
===================================================================
--- lib/CodeGen/CodeGenPGO.cpp
+++ lib/CodeGen/CodeGenPGO.cpp
@@ -800,20 +800,21 @@
                                   bool IsInMainFile) {
   CGM.getPGOStats().addVisited(IsInMainFile);
   RegionCounts.clear();
-  llvm::ErrorOr<llvm::InstrProfRecord> RecordErrorOr =
+  llvm::Expected<llvm::InstrProfRecord> RecordExpected =
       PGOReader->getInstrProfRecord(FuncName, FunctionHash);
-  if (std::error_code EC = RecordErrorOr.getError()) {
-    if (EC == llvm::instrprof_error::unknown_function)
+  if (auto E = RecordExpected.takeError()) {
+    auto IPE = llvm::InstrProfError::take(std::move(E));
+    if (IPE == llvm::instrprof_error::unknown_function)
       CGM.getPGOStats().addMissing(IsInMainFile);
-    else if (EC == llvm::instrprof_error::hash_mismatch)
+    else if (IPE == llvm::instrprof_error::hash_mismatch)
       CGM.getPGOStats().addMismatched(IsInMainFile);
-    else if (EC == llvm::instrprof_error::malformed)
+    else if (IPE == llvm::instrprof_error::malformed)
       // TODO: Consider a more specific warning for this case.
       CGM.getPGOStats().addMismatched(IsInMainFile);
     return;
   }
   ProfRecord =
-      llvm::make_unique<llvm::InstrProfRecord>(std::move(RecordErrorOr.get()));
+      llvm::make_unique<llvm::InstrProfRecord>(std::move(RecordExpected.get()));
   RegionCounts = ProfRecord->Counts;
 }
 
Index: lib/Frontend/CompilerInvocation.cpp
===================================================================
--- lib/Frontend/CompilerInvocation.cpp
+++ lib/Frontend/CompilerInvocation.cpp
@@ -403,7 +403,8 @@
                                   const std::string ProfileName) {
   auto ReaderOrErr = llvm::IndexedInstrProfReader::create(ProfileName);
   // In error, return silently and let Clang PGOUse report the error message.
-  if (ReaderOrErr.getError()) {
+  if (auto E = ReaderOrErr.takeError()) {
+    llvm::consumeError(std::move(E));
     Opts.setProfileUse(CodeGenOptions::ProfileClangInstr);
     return;
   }