From 9645cba3bfc4bd583259130fd7e63da0c8bbecca Mon Sep 17 00:00:00 2001
From: Stephen Kelly <steveire@gmail.com>
Date: Mon, 18 May 2015 21:51:42 +0200
Subject: cmListFileContext: Implement EqualityComparable.

---
 Source/cmListFileCache.cxx | 10 ++++++++++
 Source/cmListFileCache.h   |  2 ++
 2 files changed, 12 insertions(+)

diff --git a/Source/cmListFileCache.cxx b/Source/cmListFileCache.cxx
index 650e2e5..3e3d708 100644
--- a/Source/cmListFileCache.cxx
+++ b/Source/cmListFileCache.cxx
@@ -440,3 +440,13 @@ bool operator<(const cmListFileContext& lhs, const cmListFileContext& rhs)
     }
   return lhs.FilePath < rhs.FilePath;
 }
+
+bool operator==(const cmListFileContext& lhs, const cmListFileContext& rhs)
+{
+  return lhs.Line == rhs.Line && lhs.FilePath == rhs.FilePath;
+}
+
+bool operator!=(const cmListFileContext& lhs, const cmListFileContext& rhs)
+{
+  return !(lhs == rhs);
+}
diff --git a/Source/cmListFileCache.h b/Source/cmListFileCache.h
index da89016..d7e29d9 100644
--- a/Source/cmListFileCache.h
+++ b/Source/cmListFileCache.h
@@ -63,6 +63,8 @@ struct cmListFileContext
 
 std::ostream& operator<<(std::ostream&, cmListFileContext const&);
 bool operator<(const cmListFileContext& lhs, const cmListFileContext& rhs);
+bool operator==(cmListFileContext const& lhs, cmListFileContext const& rhs);
+bool operator!=(cmListFileContext const& lhs, cmListFileContext const& rhs);
 
 struct cmListFileFunction: public cmListFileContext
 {
-- 
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