From b3c814538bb664448027cfc96b9c6073012d6352 Mon Sep 17 00:00:00 2001 From: Chris Lattner Date: Tue, 23 Nov 2010 19:38:22 +0000 Subject: r120013 dropped passing in the precomputed file size to MemoryBuffer::getFile, causing us to pick up a fstat for every file. Restore the optimization. llvm-svn: 120032 --- clang/lib/Basic/FileManager.cpp | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) (limited to 'clang/lib/Basic/FileManager.cpp') diff --git a/clang/lib/Basic/FileManager.cpp b/clang/lib/Basic/FileManager.cpp index 9572aaad..b884388 100644 --- a/clang/lib/Basic/FileManager.cpp +++ b/clang/lib/Basic/FileManager.cpp @@ -394,11 +394,12 @@ llvm::MemoryBuffer *FileManager:: getBufferForFile(const FileEntry *Entry, std::string *ErrorStr) { llvm::StringRef Filename = Entry->getName(); if (FileSystemOpts.WorkingDir.empty()) - return llvm::MemoryBuffer::getFile(Filename, ErrorStr); + return llvm::MemoryBuffer::getFile(Filename, ErrorStr, Entry->getSize()); llvm::sys::Path FilePath(Filename); FixupRelativePath(FilePath, FileSystemOpts); - return llvm::MemoryBuffer::getFile(FilePath.c_str(), ErrorStr); + return llvm::MemoryBuffer::getFile(FilePath.c_str(), ErrorStr, + Entry->getSize()); } llvm::MemoryBuffer *FileManager:: -- cgit v1.1