D7122: copies: avoid instancing more changectx to access parent revisions

[marmoute (Pierre-Yves David)]

marmoute updated this revision to Diff 17272.

REPOSITORY
  rHG Mercurial

CHANGES SINCE LAST UPDATE
  https://phab.mercurial-scm.org/D7122?vs=17248&id=17272

CHANGES SINCE LAST ACTION
  https://phab.mercurial-scm.org/D7122/new/

REVISION DETAIL
  https://phab.mercurial-scm.org/D7122

AFFECTED FILES
  mercurial/copies.py

CHANGE DETAILS

diff --git a/mercurial/copies.py b/mercurial/copies.py
--- a/mercurial/copies.py
+++ b/mercurial/copies.py
@@ -207,12 +207,13 @@
             return copies
         for i, c in enumerate(children[r]):
             childctx = repo[c]
+            p1, p2 = cl.parentrevs(c)
             p1copies, p2copies = childctx._copies
-            if r == childctx.p1().rev():
+            if r == p1:
                 parent = 1
                 childcopies = p1copies
             else:
-                assert r == childctx.p2().rev()
+                assert r == p2
                 parent = 2
                 childcopies = p2copies
             if not alwaysmatch:



To: marmoute, #hg-reviewers, martinvonz
Cc: martinvonz, mercurial-devel