From c9addc40101d28766438c8b0cfad1a78fcd6fbf9 Mon Sep 17 00:00:00 2001
From: Daniel Dunbar <daniel@zuster.org>
Date: Wed, 22 Feb 2012 23:49:50 +0000
Subject: [PATCH] MC: Fix the MCNullStreamer which was broken in r147763.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@151213 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/MC/MCNullStreamer.cpp         |  4 ++++
 test/CodeGen/X86/null-streamer.ll | 11 +++++++++++
 2 files changed, 15 insertions(+)
 create mode 100644 test/CodeGen/X86/null-streamer.ll

diff --git a/lib/MC/MCNullStreamer.cpp b/lib/MC/MCNullStreamer.cpp
index ba7f81f722f..7ff2d1bf641 100644
--- a/lib/MC/MCNullStreamer.cpp
+++ b/lib/MC/MCNullStreamer.cpp
@@ -95,6 +95,10 @@ namespace {
     virtual void EmitInstruction(const MCInst &Inst) {}
 
     virtual void FinishImpl() {}
+
+    virtual void EmitCFIEndProcImpl(MCDwarfFrameInfo &Frame) {
+      RecordProcEnd(Frame);
+    }
     
     /// @}
   };
diff --git a/test/CodeGen/X86/null-streamer.ll b/test/CodeGen/X86/null-streamer.ll
new file mode 100644
index 00000000000..7c0e82f08f9
--- /dev/null
+++ b/test/CodeGen/X86/null-streamer.ll
@@ -0,0 +1,11 @@
+; Check the MCNullStreamer operates correctly, at least on a minimal test case.
+;
+; RUN: llc -filetype=null -o %t -march=x86 %s
+
+define void @f0()  {
+  ret void
+}
+
+define void @f1() {
+  ret void
+}