--- a/lib/MC/MCAsmInfoELF.cpp	Mon Sep 08 22:07:30 2014 +0900
+++ b/lib/MC/MCAsmInfoELF.cpp	Wed Feb 18 14:55:36 2015 +0900
@@ -13,12 +13,21 @@
 //===----------------------------------------------------------------------===//
 
 #include "llvm/MC/MCAsmInfoELF.h"
+#include "llvm/MC/MCContext.h"
+#include "llvm/MC/MCSectionELF.h"
+#include "llvm/Support/ELF.h"
 using namespace llvm;
 
 void MCAsmInfoELF::anchor() { }
 
+const MCSection *
+MCAsmInfoELF::getNonexecutableStackSection(MCContext &Ctx) const {
+  return Ctx.getELFSection(".note.GNU-stack", ELF::SHT_PROGBITS, 0);
+}
+
 MCAsmInfoELF::MCAsmInfoELF() {
   HasIdentDirective = true;
   WeakRefDirective = "\t.weak\t";
   PrivateGlobalPrefix = ".L";
+  PrivateLabelPrefix = ".L";
 }