From e32e054279766f16dd26e98a2db6e78dc1e20ba7 Mon Sep 17 00:00:00 2001
From: Douglas Gregor <dgregor@apple.com>
Date: Fri, 9 Dec 2011 16:22:07 +0000
Subject: Use llvm::sys::fs::equivalent rather than comparing inodes, because
 comparing inodes doesn't actually work on Windows.

llvm-svn: 146260
---
 clang/lib/Serialization/ASTReader.cpp | 11 +++++------
 1 file changed, 5 insertions(+), 6 deletions(-)

(limited to 'clang/lib/Serialization/ASTReader.cpp')

diff --git a/clang/lib/Serialization/ASTReader.cpp b/clang/lib/Serialization/ASTReader.cpp
index c7393e4c78c..44ffc29bad2 100644
--- a/clang/lib/Serialization/ASTReader.cpp
+++ b/clang/lib/Serialization/ASTReader.cpp
@@ -1427,14 +1427,13 @@ bool HeaderFileInfoTrait::EqualKey(internal_key_type a, internal_key_type b) {
   
   if (llvm::sys::path::filename(a) != llvm::sys::path::filename(b))
     return false;
-  
-  // The file names match, but the path names don't. stat() the files to
-  // see if they are the same.      
-  struct stat StatBufA, StatBufB;
-  if (StatSimpleCache(a, &StatBufA) || StatSimpleCache(b, &StatBufB))
+
+  // Determine whether the actual files are equivalent.
+  bool Result = false;
+  if (llvm::sys::fs::equivalent(a, b, Result))
     return false;
   
-  return StatBufA.st_ino == StatBufB.st_ino;
+  return Result;
 }
     
 std::pair<unsigned, unsigned>
-- 
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