print "Profiling $branch (require $extra) ...\n";
-my @cmd = ($^X, '-Iblib/lib', '-Iblib/arch', '-e', "require Moose; require $extra");
+my @cmd = ($^X, '-Iblib/lib', '-Iblib/arch', '-d:NYTProf', '-e', "require Moose; require $extra");
print "> @cmd\n";
system(@cmd) == 0 or die "Cannot profile";
system(@cmd) == 0 or die "Cannot profile";