vim-patch:7.4.241

Problem:    The string returned by submatch() does not distinguish between a
            NL from a line break and a NL that stands for a NUL character.
Solution:   Add a second argument to return a list. (ZyX)

https://code.google.com/p/vim/source/detail?r=a63d0cd691dc925283815d17d62f4e948d723a59

src/regexp.h

@@ -16,6 +16,7 @@ int vim_regsub_multi(regmmatch_T *rmp, linenr_T lnum, char_u *source,
                              char_u *dest, int copy, int magic,
                              int backslash);
 char_u *reg_submatch(int no);
+list_T *reg_submatch_list(int no);
 regprog_T *vim_regcomp(char_u *expr_arg, int re_flags);
 void vim_regfree(regprog_T *prog);
 int vim_regexec(regmatch_T *rmp, char_u *line, colnr_T col);