From 11bf2ace556da018c65163557fb97704b1cf88e4 Mon Sep 17 00:00:00 2001
From: Dan Gohman <gohman@apple.com>
Date: Fri, 30 May 2008 22:37:47 +0000
Subject: [PATCH] Add an operator< for SmallVector.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@51791 91177308-0d34-0410-b5e6-96231b3b80d8
---
 include/llvm/ADT/SmallVector.h | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/include/llvm/ADT/SmallVector.h b/include/llvm/ADT/SmallVector.h
index 843d561b6bc..715f28c2796 100644
--- a/include/llvm/ADT/SmallVector.h
+++ b/include/llvm/ADT/SmallVector.h
@@ -307,6 +307,11 @@ public:
     return true;
   }
   bool operator!=(const SmallVectorImpl &RHS) const { return !(*this == RHS); }
+
+  bool operator<(const SmallVectorImpl &RHS) const {
+    return std::lexicographical_compare(begin(), end(),
+                                        RHS.begin(), RHS.end());
+  }
   
 private:
   /// isSmall - Return true if this is a smallvector which has not had dynamic