4 files changed, 15 insertions, 15 deletions

diff --git a/clang/lib/CodeGen/BackendUtil.cpp b/clang/lib/CodeGen/BackendUtil.cpp
index 6c957cdd355..d5a8b1e4715 100644
--- a/clang/lib/CodeGen/BackendUtil.cpp
+++ b/clang/lib/CodeGen/BackendUtil.cpp
@@ -710,22 +710,22 @@ void EmitAssemblyHelper::EmitAssembly(BackendAction Action,
 void clang::EmitBackendOutput(DiagnosticsEngine &Diags,
                               const CodeGenOptions &CGOpts,
                               const clang::TargetOptions &TOpts,
-                              const LangOptions &LOpts, StringRef TDesc,
+                              const LangOptions &LOpts, const llvm::DataLayout &TDesc,
                               Module *M, BackendAction Action,
                               raw_pwrite_stream *OS) {
   EmitAssemblyHelper AsmHelper(Diags, CGOpts, TOpts, LOpts, M);
 
   AsmHelper.EmitAssembly(Action, OS);
 
-  // If an optional clang TargetInfo description string was passed in, use it to
-  // verify the LLVM TargetMachine's DataLayout.
-  if (AsmHelper.TM && !TDesc.empty()) {
+  // Verify clang's TargetInfo DataLayout against the LLVM TargetMachine's
+  // DataLayout.
+  if (AsmHelper.TM) {
     std::string DLDesc = M->getDataLayout().getStringRepresentation();
-    if (DLDesc != TDesc) {
+    if (DLDesc != TDesc.getStringRepresentation()) {
       unsigned DiagID = Diags.getCustomDiagID(
           DiagnosticsEngine::Error, "backend data layout '%0' does not match "
                                     "expected target description '%1'");
-      Diags.Report(DiagID) << DLDesc << TDesc;
+      Diags.Report(DiagID) << DLDesc << TDesc.getStringRepresentation();
     }
   }
 }
diff --git a/clang/lib/CodeGen/CodeGenAction.cpp b/clang/lib/CodeGen/CodeGenAction.cpp
index c9e188a8725..638f79a2452 100644
--- a/clang/lib/CodeGen/CodeGenAction.cpp
+++ b/clang/lib/CodeGen/CodeGenAction.cpp
@@ -174,7 +174,7 @@ namespace clang {
       }
 
       EmitBackendOutput(Diags, CodeGenOpts, TargetOpts, LangOpts,
-                        C.getTargetInfo().getDataLayoutString(),
+                        C.getTargetInfo().getDataLayout(),
                         getModule(), Action, AsmOutStream);
 
       Ctx.setInlineAsmDiagnosticHandler(OldHandler, OldContext);
@@ -813,7 +813,7 @@ void CodeGenAction::ExecuteAction() {
     LLVMContext &Ctx = TheModule->getContext();
     Ctx.setInlineAsmDiagnosticHandler(BitcodeInlineAsmDiagHandler);
     EmitBackendOutput(CI.getDiagnostics(), CI.getCodeGenOpts(), TargetOpts,
-                      CI.getLangOpts(), CI.getTarget().getDataLayoutString(),
+                      CI.getLangOpts(), CI.getTarget().getDataLayout(),
                       TheModule.get(), BA, OS);
     return;
   }
diff --git a/clang/lib/CodeGen/ModuleBuilder.cpp b/clang/lib/CodeGen/ModuleBuilder.cpp
index b5a5dfbe095..a1211aa71ae 100644
--- a/clang/lib/CodeGen/ModuleBuilder.cpp
+++ b/clang/lib/CodeGen/ModuleBuilder.cpp
@@ -98,7 +98,7 @@ namespace {
       Ctx = &Context;
 
       M->setTargetTriple(Ctx->getTargetInfo().getTriple().getTriple());
-      M->setDataLayout(Ctx->getTargetInfo().getDataLayoutString());
+      M->setDataLayout(Ctx->getTargetInfo().getDataLayout());
       Builder.reset(new CodeGen::CodeGenModule(Context, HeaderSearchOpts,
                                                PreprocessorOpts, CodeGenOpts,
                                                *M, Diags, CoverageInfo));
diff --git a/clang/lib/CodeGen/ObjectFilePCHContainerOperations.cpp b/clang/lib/CodeGen/ObjectFilePCHContainerOperations.cpp
index 14c30dec755..96752528d71 100644
--- a/clang/lib/CodeGen/ObjectFilePCHContainerOperations.cpp
+++ b/clang/lib/CodeGen/ObjectFilePCHContainerOperations.cpp
@@ -162,7 +162,7 @@ public:
     Ctx = &Context;
     VMContext.reset(new llvm::LLVMContext());
     M.reset(new llvm::Module(MainFileName, *VMContext));
-    M->setDataLayout(Ctx->getTargetInfo().getDataLayoutString());
+    M->setDataLayout(Ctx->getTargetInfo().getDataLayout());
     Builder.reset(new CodeGen::CodeGenModule(
         *Ctx, HeaderSearchOpts, PreprocessorOpts, CodeGenOpts, *M, Diags));
 
@@ -226,7 +226,7 @@ public:
       return;
 
     M->setTargetTriple(Ctx.getTargetInfo().getTriple().getTriple());
-    M->setDataLayout(Ctx.getTargetInfo().getDataLayoutString());
+    M->setDataLayout(Ctx.getTargetInfo().getDataLayout());
 
     // PCH files don't have a signature field in the control block,
     // but LLVM detects DWO CUs by looking for a non-zero DWO id.
@@ -272,15 +272,15 @@ public:
       llvm::SmallString<0> Buffer;
       llvm::raw_svector_ostream OS(Buffer);
       clang::EmitBackendOutput(Diags, CodeGenOpts, TargetOpts, LangOpts,
-                               Ctx.getTargetInfo().getDataLayoutString(),
-                               M.get(), BackendAction::Backend_EmitLL, &OS);
+                               Ctx.getTargetInfo().getDataLayout(), M.get(),
+                               BackendAction::Backend_EmitLL, &OS);
       llvm::dbgs() << Buffer;
     });
 
     // Use the LLVM backend to emit the pch container.
     clang::EmitBackendOutput(Diags, CodeGenOpts, TargetOpts, LangOpts,
-                             Ctx.getTargetInfo().getDataLayoutString(),
-                             M.get(), BackendAction::Backend_EmitObj, OS);
+                             Ctx.getTargetInfo().getDataLayout(), M.get(),
+                             BackendAction::Backend_EmitObj, OS);
 
     // Make sure the pch container hits disk.
     OS->flush();