From 1fc08f5e9ef733ef1ce6f363fecedc2260e78974 Mon Sep 17 00:00:00 2001
From: dim <dim@FreeBSD.org>
Date: Sat, 14 Apr 2012 13:54:10 +0000
Subject: Vendor import of llvm trunk r154661:
 http://llvm.org/svn/llvm-project/llvm/trunk@r154661

---
 tools/llvm-dis/llvm-dis.cpp | 19 +++++++++++++------
 1 file changed, 13 insertions(+), 6 deletions(-)

(limited to 'tools/llvm-dis/llvm-dis.cpp')

diff --git a/tools/llvm-dis/llvm-dis.cpp b/tools/llvm-dis/llvm-dis.cpp
index 9020a52..6450ea6 100644
--- a/tools/llvm-dis/llvm-dis.cpp
+++ b/tools/llvm-dis/llvm-dis.cpp
@@ -24,6 +24,7 @@
 #include "llvm/Analysis/DebugInfo.h"
 #include "llvm/Assembly/AssemblyAnnotationWriter.h"
 #include "llvm/Support/CommandLine.h"
+#include "llvm/Support/DataStream.h"
 #include "llvm/Support/FormattedStream.h"
 #include "llvm/Support/ManagedStatic.h"
 #include "llvm/Support/MemoryBuffer.h"
@@ -126,12 +127,19 @@ int main(int argc, char **argv) {
   std::string ErrorMessage;
   std::auto_ptr<Module> M;
 
-  {
-    OwningPtr<MemoryBuffer> BufferPtr;
-    if (error_code ec = MemoryBuffer::getFileOrSTDIN(InputFilename, BufferPtr))
-      ErrorMessage = ec.message();
+  // Use the bitcode streaming interface
+  DataStreamer *streamer = getDataFileStreamer(InputFilename, &ErrorMessage);
+  if (streamer) {
+    std::string DisplayFilename;
+    if (InputFilename == "-")
+      DisplayFilename = "<stdin>";
     else
-      M.reset(ParseBitcodeFile(BufferPtr.get(), Context, &ErrorMessage));
+      DisplayFilename = InputFilename;
+    M.reset(getStreamedBitcodeModule(DisplayFilename, streamer, Context,
+                                     &ErrorMessage));
+    if(M.get() != 0 && M->MaterializeAllPermanently(&ErrorMessage)) {
+      M.reset();
+    }
   }
 
   if (M.get() == 0) {
@@ -183,4 +191,3 @@ int main(int argc, char **argv) {
 
   return 0;
 }
-
-- 
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