Index: include/llvm/Support/FileSystem.h
===================================================================
--- include/llvm/Support/FileSystem.h
+++ include/llvm/Support/FileSystem.h
@@ -683,7 +683,11 @@
   F_Text = 4,
 
   /// Open the file for read and write.
-  F_RW = 8
+  F_RW = 8,
+
+  /// The returned handle can be used for deleting the file. Only makes a
+  /// difference on windows.
+  F_Delete = 16
 };
 
 /// @brief Create a uniquely named file.
Index: lib/Support/Windows/Path.inc
===================================================================
--- lib/Support/Windows/Path.inc
+++ lib/Support/Windows/Path.inc
@@ -1031,6 +1031,8 @@
   DWORD Access = GENERIC_WRITE;
   if (Flags & F_RW)
     Access |= GENERIC_READ;
+  if (Flags & F_Delete)
+    Access |= DELETE;
 
   HANDLE H =
       ::CreateFileW(PathUTF16.begin(), Access,