diff --git a/CHANGES b/CHANGES
index c7b1d45e4..ddb8dea33 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,6 +1,8 @@
 Release 1.0.8 (in development)
 ==============================
 
+* #677: Fix parsing of multiple signatures in C++ domain.
+
 * #637: Ignore Emacs lock files when looking for source files.
 
 * #544: Allow .pyw extension for importable modules in autodoc.
diff --git a/sphinx/domains/cpp.py b/sphinx/domains/cpp.py
index f07037e45..dac0106bb 100644
--- a/sphinx/domains/cpp.py
+++ b/sphinx/domains/cpp.py
@@ -122,7 +122,7 @@ class DefExpr(object):
             return False
         try:
             for key, value in self.__dict__.iteritems():
-                if value != getattr(other, value):
+                if value != getattr(other, key):
                     return False
         except AttributeError:
             return False
diff --git a/tests/root/objects.txt b/tests/root/objects.txt
index 51ecee911..533bdae3e 100644
--- a/tests/root/objects.txt
+++ b/tests/root/objects.txt
@@ -169,6 +169,4 @@ CPP domain
 .. cpp:class:: n::Array<T,d>
 
    .. cpp:function:: T& operator[]( unsigned j )
-
-   .. cpp:function:: const T& operator[]( unsigned j ) const
-
+                     const T& operator[]( unsigned j ) const