[lld] r259431 - Add operator== for DefinedAtom::reference_iterator. NFC.

[Pete Cooper via llvm-commits]

Author: pete
Date: Mon Feb  1 17:05:20 2016
New Revision: 259431

URL: http://llvm.org/viewvc/llvm-project?rev=259431&view=rev
Log:
Add operator== for DefinedAtom::reference_iterator.  NFC.

This will be used by a future commit which wanted to compare iterators
for equality.

Also changed operator!= to be in terms of the new operator==

Modified:
    lld/trunk/include/lld/Core/DefinedAtom.h

Modified: lld/trunk/include/lld/Core/DefinedAtom.h
URL: http://llvm.org/viewvc/llvm-project/lld/trunk/include/lld/Core/DefinedAtom.h?rev=259431&r1=259430&r2=259431&view=diff
==============================================================================
--- lld/trunk/include/lld/Core/DefinedAtom.h (original)
+++ lld/trunk/include/lld/Core/DefinedAtom.h Mon Feb  1 17:05:20 2016
@@ -308,8 +308,12 @@ public:
       return _atom.derefIterator(_it);
     }
 
+    bool operator==(const reference_iterator &other) const {
+      return _it == other._it;
+    }
+
     bool operator!=(const reference_iterator &other) const {
-      return _it != other._it;
+      return !(*this == other);
     }
 
     reference_iterator &operator++() {