diff -r 14794735faa8 -r df73368c87c3 mercurial/commands.py
--- a/mercurial/commands.py	Thu Feb 02 10:06:01 2017 +0100
+++ b/mercurial/commands.py	Thu Feb 02 10:07:28 2017 +0100
@@ -1852,24 +1852,6 @@
     with repo.wlock(False):
         return cmdutil.copy(ui, repo, pats, opts)
 
-
-@command('debugwalk', walkopts, _('[OPTION]... [FILE]...'), inferrepo=True)
-def debugwalk(ui, repo, *pats, **opts):
-    """show how files match on given patterns"""
-    m = scmutil.match(repo[None], pats, opts)
-    items = list(repo.walk(m))
-    if not items:
-        return
-    f = lambda fn: fn
-    if ui.configbool('ui', 'slash') and pycompat.ossep != '/':
-        f = lambda fn: util.normpath(fn)
-    fmt = 'f  %%-%ds  %%-%ds  %%s' % (
-        max([len(abs) for abs in items]),
-        max([len(m.rel(abs)) for abs in items]))
-    for abs in items:
-        line = fmt % (abs, f(m.rel(abs)), m.exact(abs) and 'exact' or '')
-        ui.write("%s\n" % line.rstrip())
-
 @command('debugwireargs',
     [('', 'three', '', 'three'),
     ('', 'four', '', 'four'),