Fix an instance of -Wmicrosoft-enum-value by making the enum unsigned

llvm-svn: 278843

1 files changed, 1 insertions, 1 deletions

diff --git a/llvm/include/llvm/LTO/LTO.h b/llvm/include/llvm/LTO/LTO.h
index aef36433e5b..23396e24c82 100644
--- a/llvm/include/llvm/LTO/LTO.h
+++ b/llvm/include/llvm/LTO/LTO.h
@@ -346,7 +346,7 @@ private:
     unsigned Partition = Unknown;
 
     /// Special partition numbers.
-    enum {
+    enum : unsigned {
       /// A partition number has not yet been assigned to this global.
       Unknown = -1u,