Sync upstream to r102410.
Re-turn on sdk.

Change-Id: I91a890863989a67243b4d2dfd1ae09b843ebaeaf
diff --git a/lib/CodeGen/ELFWriter.cpp b/lib/CodeGen/ELFWriter.cpp
index 0979c04..b644ebe 100644
--- a/lib/CodeGen/ELFWriter.cpp
+++ b/lib/CodeGen/ELFWriter.cpp
@@ -64,7 +64,7 @@
 
 ELFWriter::ELFWriter(raw_ostream &o, TargetMachine &tm)
   : MachineFunctionPass(&ID), O(o), TM(tm),
-    OutContext(*new MCContext()),
+    OutContext(*new MCContext(*TM.getMCAsmInfo())),
     TLOF(TM.getTargetLowering()->getObjFileLowering()),
     is64Bit(TM.getTargetData()->getPointerSizeInBits() == 64),
     isLittleEndian(TM.getTargetData()->isLittleEndian()),
@@ -109,7 +109,7 @@
   // Initialize TargetLoweringObjectFile.
   const_cast<TargetLoweringObjectFile&>(TLOF).Initialize(OutContext, TM);
   
-  Mang = new Mangler(*MAI);
+  Mang = new Mangler(OutContext, *TM.getTargetData());
 
   // ELF Header
   // ----------
@@ -208,7 +208,7 @@
 }
 
 // getTextSection - Get the text section for the specified function
-ELFSection &ELFWriter::getTextSection(Function *F) {
+ELFSection &ELFWriter::getTextSection(const Function *F) {
   const MCSectionELF *Text = 
     (const MCSectionELF *)TLOF.SectionForGlobal(F, Mang, TM);
   return getSection(Text->getSectionName(), Text->getType(), Text->getFlags());
@@ -507,7 +507,7 @@
   std::string msg;
   raw_string_ostream ErrorMsg(msg);
   ErrorMsg << "Constant unimp for type: " << *CV->getType();
-  llvm_report_error(ErrorMsg.str());
+  report_fatal_error(ErrorMsg.str());
 }
 
 // ResolveConstantExpr - Resolve the constant expression until it stop
@@ -572,10 +572,8 @@
   }
   }
 
-  std::string msg(CE->getOpcodeName());
-  raw_string_ostream ErrorMsg(msg);
-  ErrorMsg << ": Unsupported ConstantExpr type";
-  llvm_report_error(ErrorMsg.str());
+  report_fatal_error(CE->getOpcodeName() +
+                     StringRef(": Unsupported ConstantExpr type"));
 
   return std::make_pair(CV, 0); // silence warning
 }