diff --git a/mercurial/copies.py b/mercurial/copies.py
--- a/mercurial/copies.py
+++ b/mercurial/copies.py
@@ -285,7 +285,6 @@
                     # that side, even if it was also copied on the p2 side.
                     copies[dst] = copies2[dst]
         if r == b.rev():
-            _filter(a, b, copies)
             return copies
         for i, c in enumerate(children[r]):
             childctx = repo[c]
@@ -321,7 +320,6 @@
         cm = _committedforwardcopies(a, b.p1(), match)
         # combine copies from dirstate if necessary
         copies = _chain(cm, _dirstatecopies(b._repo, match))
-        _filter(a, b, copies)
     else:
         copies  = _committedforwardcopies(a, b, match)
     return copies
@@ -373,7 +371,7 @@
             repo.ui.debug('debug.copies: search mode: combined\n')
         copies = _chain(_backwardrenames(x, a, match=match),
                         _forwardcopies(a, y, match=match))
-        _filter(x, y, copies)
+    _filter(x, y, copies)
     return copies
 
 def mergecopies(repo, c1, c2, base):
diff --git a/tests/test-copies-unrelated.t b/tests/test-copies-unrelated.t
--- a/tests/test-copies-unrelated.t
+++ b/tests/test-copies-unrelated.t
@@ -299,6 +299,8 @@
   o  0 base
      a
   $ hg debugpathcopies 1 4
+  x -> y (no-filelog !)
+#if filelog
 BROKEN: This should succeed and merge the changes from x into y
   $ hg graft -r 2
   grafting 2:* "modify x" (glob)
@@ -308,6 +310,11 @@
   abort: unresolved conflicts, can't continue
   (use 'hg resolve' and 'hg graft --continue')
   [255]
+#else
+  $ hg graft -r 2
+  grafting 2:* "modify x" (glob)
+  merging y and x to y
+#endif
   $ hg co -qC 2
   $ hg graft -r 4
   grafting 4:* "rename x to y"* (glob)
@@ -345,6 +352,8 @@
   o  0 base
      a
   $ hg debugpathcopies 1 5
+  x -> y (no-filelog !)
+#if filelog
 BROKEN: This should succeed and merge the changes from x into y
   $ hg graft -r 2
   grafting 2:* "modify x" (glob)
@@ -354,6 +363,11 @@
   abort: unresolved conflicts, can't continue
   (use 'hg resolve' and 'hg graft --continue')
   [255]
+#else
+  $ hg graft -r 2
+  grafting 2:* "modify x" (glob)
+  merging y and x to y
+#endif
   $ hg co -qC 2
 BROKEN: This should succeed and merge the changes from x into y
   $ hg graft -r 5
diff --git a/tests/test-copies.t b/tests/test-copies.t
--- a/tests/test-copies.t
+++ b/tests/test-copies.t
@@ -354,8 +354,7 @@
   $ hg debugpathcopies 1 3
   x -> z
 
-Copy x to y on one side of merge, create y and rename to z on the other side. Pathcopies from the
-first side should not include the y->z rename since y didn't exist in the merge base.
+Copy x to y on one side of merge, create y and rename to z on the other side.
   $ newrepo
   $ echo x > x
   $ hg ci -Aqm 'add x'
@@ -385,6 +384,7 @@
   $ hg debugpathcopies 2 3
   y -> z
   $ hg debugpathcopies 1 3
+  y -> z (no-filelog !)
 
 Create x and y, then rename x to z on one side of merge, and rename y to z and
 modify z on the other side. When storing copies in the changeset, we don't