--- a/mercurial/revset.py Thu Sep 22 18:18:56 2016 +0900
+++ b/mercurial/revset.py Thu Sep 22 18:23:58 2016 +0900
@@ -927,11 +927,9 @@
files = c.manifest().walk(matcher)
- s = set()
- for fname in files:
- fctx = c[fname].introfilectx()
- a = dagop.filectxancestors(fctx, followfirst)
- s = s.union(set(c.rev() for c in a))
+ fctxs = [c[f].introfilectx() for f in files]
+ a = dagop.filectxancestors(fctxs, followfirst)
+ s = set(c.rev() for c in a)
else:
s = dagop.revancestors(repo, baseset([c.rev()]), followfirst)