1 files changed, 5 insertions, 3 deletions
diff --git a/lib/Archive/ArchiveWriter.cpp b/lib/Archive/ArchiveWriter.cpp
index 07a9aaf4fd..8fcc7aa29c 100644
--- a/lib/Archive/ArchiveWriter.cpp
+++ b/lib/Archive/ArchiveWriter.cpp
@@ -181,9 +181,11 @@ Archive::addFileBefore(const sys::Path& filePath, iterator where,
     flags |= ArchiveMember::HasPathFlag;
   if (hasSlash || filePath.str().length() > 15)
     flags |= ArchiveMember::HasLongFilenameFlag;
-  std::string magic;
-  mbr->path.getMagicNumber(magic,4);
-  switch (sys::IdentifyFileType(magic.c_str(),4)) {
+
+  sys::LLVMFileType type;
+  if (sys::fs::identify_magic(mbr->path.str(), type))
+    type = sys::Unknown_FileType;
+  switch (type) {
     case sys::Bitcode_FileType:
       flags |= ArchiveMember::BitcodeFlag;
       break;