diff options
| -rw-r--r-- | lib/LTO/Caching.cpp | 15 |
1 files changed, 0 insertions, 15 deletions
diff --git a/lib/LTO/Caching.cpp b/lib/LTO/Caching.cpp index 3f10c154683..98360f7e9e9 100644 --- a/lib/LTO/Caching.cpp +++ b/lib/LTO/Caching.cpp @@ -63,20 +63,6 @@ Expected<NativeObjectCache> lto::localCache(StringRef CacheDirectoryPath, // Make sure the file is closed before committing it. OS.reset(); -#ifdef _WIN32 - // Rename the file first on Windows because we cannot rename an open - // file on that platform using the sys::fs::rename function. - // FIXME: This code could race with the cache pruner, but it is unlikely - // that the cache pruner will choose to remove a newly created file. - // We should look at using the SetFileInformationByHandle function to - // rename the file while it is open. - if (auto EC = sys::fs::rename(TempFilename, EntryPath)) - report_fatal_error(Twine("Failed to rename temporary file ") + - TempFilename + ": " + EC.message() + "\n"); - - ErrorOr<std::unique_ptr<MemoryBuffer>> MBOrErr = - MemoryBuffer::getFile(EntryPath); -#else // Open the file first to avoid racing with a cache pruner. ErrorOr<std::unique_ptr<MemoryBuffer>> MBOrErr = MemoryBuffer::getFile(TempFilename); @@ -85,7 +71,6 @@ Expected<NativeObjectCache> lto::localCache(StringRef CacheDirectoryPath, if (auto EC = sys::fs::rename(TempFilename, EntryPath)) report_fatal_error(Twine("Failed to rename temporary file ") + TempFilename + ": " + EC.message() + "\n"); -#endif if (!MBOrErr) report_fatal_error(Twine("Failed to open cache file ") + EntryPath + |