diff --git a/include/llvm/MC/MCStreamer.h b/include/llvm/MC/MCStreamer.h
index 2f5f828..47befca 100644
--- a/include/llvm/MC/MCStreamer.h
+++ b/include/llvm/MC/MCStreamer.h
@@ -299,8 +299,7 @@
   /// \param ShowInst - Whether to show the MCInst representation inline with
   /// the assembly.
   MCStreamer *createAsmStreamer(MCContext &Ctx, formatted_raw_ostream &OS,
-                                const MCAsmInfo &MAI, bool isLittleEndian,
-                                bool isVerboseAsm,
+                                bool isLittleEndian, bool isVerboseAsm,
                                 MCInstPrinter *InstPrint = 0,
                                 MCCodeEmitter *CE = 0,
                                 bool ShowInst = false);
diff --git a/lib/CodeGen/LLVMTargetMachine.cpp b/lib/CodeGen/LLVMTargetMachine.cpp
index 0174d55..38d0017 100644
--- a/lib/CodeGen/LLVMTargetMachine.cpp
+++ b/lib/CodeGen/LLVMTargetMachine.cpp
@@ -131,7 +131,7 @@
   case CGFT_AssemblyFile: {
     MCInstPrinter *InstPrinter =
       getTarget().createMCInstPrinter(MAI.getAssemblerDialect(), MAI, Out);
-    AsmStreamer.reset(createAsmStreamer(*Context, Out, MAI,
+    AsmStreamer.reset(createAsmStreamer(*Context, Out,
                                         getTargetData()->isLittleEndian(),
                                         getVerboseAsm(), InstPrinter,
                                         /*codeemitter*/0));
diff --git a/lib/MC/MCAsmStreamer.cpp b/lib/MC/MCAsmStreamer.cpp
index 66a0a24..7f39471 100644
--- a/lib/MC/MCAsmStreamer.cpp
+++ b/lib/MC/MCAsmStreamer.cpp
@@ -41,11 +41,10 @@
 
 public:
   MCAsmStreamer(MCContext &Context, formatted_raw_ostream &os,
-                const MCAsmInfo &mai,
                 bool isLittleEndian, bool isVerboseAsm, MCInstPrinter *printer,
                 MCCodeEmitter *emitter, bool showInst)
-    : MCStreamer(Context), OS(os), MAI(mai), InstPrinter(printer),
-      Emitter(emitter), CommentStream(CommentToEmit),
+    : MCStreamer(Context), OS(os), MAI(Context.getAsmInfo()),
+      InstPrinter(printer), Emitter(emitter), CommentStream(CommentToEmit),
       IsLittleEndian(isLittleEndian), IsVerboseAsm(isVerboseAsm),
       ShowInst(showInst) {
     if (InstPrinter && IsVerboseAsm)
@@ -654,9 +653,9 @@
 
 MCStreamer *llvm::createAsmStreamer(MCContext &Context,
                                     formatted_raw_ostream &OS,
-                                    const MCAsmInfo &MAI, bool isLittleEndian,
+                                    bool isLittleEndian,
                                     bool isVerboseAsm, MCInstPrinter *IP,
                                     MCCodeEmitter *CE, bool ShowInst) {
-  return new MCAsmStreamer(Context, OS, MAI, isLittleEndian, isVerboseAsm,
+  return new MCAsmStreamer(Context, OS, isLittleEndian, isVerboseAsm,
                            IP, CE, ShowInst);
 }
diff --git a/tools/llvm-mc/llvm-mc.cpp b/tools/llvm-mc/llvm-mc.cpp
index b3c442e..03953c7 100644
--- a/tools/llvm-mc/llvm-mc.cpp
+++ b/tools/llvm-mc/llvm-mc.cpp
@@ -270,8 +270,7 @@
     IP.reset(TheTarget->createMCInstPrinter(OutputAsmVariant, *MAI, *Out));
     if (ShowEncoding)
       CE.reset(TheTarget->createCodeEmitter(*TM, Ctx));
-    Str.reset(createAsmStreamer(Ctx, *Out, *MAI,
-                                TM->getTargetData()->isLittleEndian(),
+    Str.reset(createAsmStreamer(Ctx, *Out,TM->getTargetData()->isLittleEndian(),
                                 /*asmverbose*/true, IP.get(), CE.get(),
                                 ShowInst));
   } else {