MC: Make TargetAsmBackend available to the AsmStreamer.
 - Treaty talks on the non-proliferation of MC objects broke down.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121949 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/llvm-mc/llvm-mc.cpp b/tools/llvm-mc/llvm-mc.cpp
index c59c80a..6bf4931 100644
--- a/tools/llvm-mc/llvm-mc.cpp
+++ b/tools/llvm-mc/llvm-mc.cpp
@@ -340,10 +340,14 @@
     MCInstPrinter *IP =
       TheTarget->createMCInstPrinter(OutputAsmVariant, *MAI);
     MCCodeEmitter *CE = 0;
-    if (ShowEncoding)
+    TargetAsmBackend *TAB = 0;
+    if (ShowEncoding) {
       CE = TheTarget->createCodeEmitter(*TM, Ctx);
+      TAB = TheTarget->createAsmBackend(TripleName);
+    }
     Str.reset(TheTarget->createAsmStreamer(Ctx, FOS, /*asmverbose*/true,
-                                           /*useLoc*/ true, IP, CE, ShowInst));
+                                           /*useLoc*/ true, IP, CE, TAB,
+                                           ShowInst));
   } else if (FileType == OFT_Null) {
     Str.reset(createNullStreamer(Ctx));
   } else {