backout 3a3584967a93 - the "unreachable code" was apparently not unreachable
All tests repeatedly passes with 3a3584967a93 on some machines, but on other
machines it regularly causes failure in test-mv-cp-st-diff.t, such as:
@@ -203,6 +203,7 @@
- working to root: --rev 0
M a
+ M x/x
A b
a
Mercurial
=========
Mercurial is a fast, easy to use, distributed revision control tool
for software developers.
Basic install:
$ make # see install targets
$ make install # do a system-wide install
$ hg debuginstall # sanity-check setup
$ hg # see help
See http://mercurial.selenic.com/ for detailed installation
instructions, platform-specific notes, and Mercurial user information.