diff options
Diffstat (limited to 'lib/Support/Path.cpp')
| -rw-r--r-- | lib/Support/Path.cpp | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/lib/Support/Path.cpp b/lib/Support/Path.cpp index a806da23ec50..098230290ed2 100644 --- a/lib/Support/Path.cpp +++ b/lib/Support/Path.cpp @@ -1157,9 +1157,13 @@ Error TempFile::keep(const Twine &Name) { setDeleteDisposition(H, true); #else std::error_code RenameEC = fs::rename(TmpName, Name); - // If we can't rename, discard the temporary file. - if (RenameEC) - remove(TmpName); + if (RenameEC) { + // If we can't rename, try to copy to work around cross-device link issues. + RenameEC = sys::fs::copy_file(TmpName, Name); + // If we can't rename or copy, discard the temporary file. + if (RenameEC) + remove(TmpName); + } sys::DontRemoveFileOnSignal(TmpName); #endif |