From 2f76cd756a71671a2440f0bfe1877ecf20912fb5 Mon Sep 17 00:00:00 2001
From: Dan Gohman <gohman@apple.com>
Date: Tue, 26 Oct 2010 23:21:25 +0000
Subject: Add support for code completion on stdin.

llvm-svn: 117414
---
 clang/lib/Frontend/CompilerInstance.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'clang/lib/Frontend/CompilerInstance.cpp')

diff --git a/clang/lib/Frontend/CompilerInstance.cpp b/clang/lib/Frontend/CompilerInstance.cpp
index a187140..95d417f 100644
--- a/clang/lib/Frontend/CompilerInstance.cpp
+++ b/clang/lib/Frontend/CompilerInstance.cpp
@@ -479,7 +479,10 @@ bool CompilerInstance::InitializeSourceManager(llvm::StringRef InputFile,
       Diags.Report(diag::err_fe_error_reading_stdin);
       return false;
     }
-    SourceMgr.createMainFileIDForMemBuffer(SB);
+    const FileEntry *File = FileMgr.getVirtualFile(SB->getBufferIdentifier(),
+                                                   SB->getBufferSize(), 0);
+    SourceMgr.createMainFileID(File);
+    SourceMgr.overrideFileContents(File, SB);
   }
 
   assert(!SourceMgr.getMainFileID().isInvalid() &&
-- 
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