[S05] saner defaults for :c and :p; without a previous match, $/.to blows up
[S05] saner defaults for :c and :p; without a previous match, $/.to blows up

git-svn-id: 53605643c415f7495558be95614cf14171f1db78@31964 c213334d-75ef-0310-aa23-eaa082d1ae64

prammer/specs,tokuhirom/specs,prammer/specs,tokuhirom/specs,perl6/specs,perl6/specs,prammer/specs,tokuhirom/specs