From 69fc1b330090853ced40436805258fc9a0a70bdc Mon Sep 17 00:00:00 2001
From: Ken Dyck <kd@kendyck.com>
Date: Wed, 19 Jan 2011 01:44:40 +0000
Subject: [PATCH] Add a unary minus operator.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@123804 91177308-0d34-0410-b5e6-96231b3b80d8
---
 include/clang/AST/CharUnits.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/include/clang/AST/CharUnits.h b/include/clang/AST/CharUnits.h
index 9a7b3720e8..1044fb742a 100644
--- a/include/clang/AST/CharUnits.h
+++ b/include/clang/AST/CharUnits.h
@@ -132,6 +132,10 @@ namespace clang {
       CharUnits operator- (const CharUnits &Other) const {
         return CharUnits(Quantity - Other.Quantity);
       }
+      CharUnits operator- () const {
+        return CharUnits(-Quantity);
+      }
+
       
       // Conversions.
 
-- 
2.50.1