Update API.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@130588 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/driver/cc1as_main.cpp b/tools/driver/cc1as_main.cpp
index 0222f00..ec6ce65 100644
--- a/tools/driver/cc1as_main.cpp
+++ b/tools/driver/cc1as_main.cpp
@@ -287,7 +287,8 @@
       TAB = TheTarget->createAsmBackend(Opts.Triple);
     }
     Str.reset(TheTarget->createAsmStreamer(Ctx, *Out, /*asmverbose*/true,
-                                           /*useLoc*/ true, IP, CE, TAB,
+                                           /*useLoc*/ true,
+                                           /*useCFI*/ true, IP, CE, TAB,
                                            Opts.ShowInst));
   } else if (Opts.OutputType == AssemblerInvocation::FT_Null) {
     Str.reset(createNullStreamer(Ctx));