C<git help bisect> has much more information on how you can tweak your
binary searches.
+Following bisection you may wish to configure, build and test perl at
+commits identified by the bisection process. Sometimes, particularly
+with older perls, C<make> may fail during this process. In this case
+you may be able to patch the source code at the older commit point. To
+do so, please follow the suggestions provided in
+L<perlhack/Building perl at older commits>.
+
=head2 Topic branches and rewriting history
Individual committers should create topic branches under
Fortunately, there is a way to get your change smoke-tested on various
OSes: push it to a "smoke-me" branch and wait for certain automated
smoke-testers to report the results from their OSes.
+A "smoke-me" branch is identified by the branch name: specifically, as
+seen on perl5.git.perl.org it must be a local branch whose first name
+component is precisely C<smoke-me>.
The procedure for doing this is roughly as follows (using the example of
of tonyc's smoke-me branch called win32stat):