This is a live mirror of the Perl 5 development currently hosted at https://github.com/perl/perl5
regcomp.c: Add assertion
[perl5.git] / proto.h
diff --git a/proto.h b/proto.h
index c37abcf..06a31e3 100644 (file)
--- a/proto.h
+++ b/proto.h
@@ -75,31 +75,31 @@ PERL_CALLCONV bool  Perl__is_utf8_perl_idstart(pTHX_ const U8 *p)
 #define PERL_ARGS_ASSERT__IS_UTF8_PERL_IDSTART \
        assert(p)
 
-PERL_CALLCONV UV       Perl__to_uni_fold_flags(pTHX_ UV c, U8 *p, STRLEN *lenp, const U8 flags)
+PERL_CALLCONV UV       Perl__to_uni_fold_flags(pTHX_ UV c, U8 *p, STRLEN *lenp, U8 flags)
                        __attribute__nonnull__(pTHX_2)
                        __attribute__nonnull__(pTHX_3);
 #define PERL_ARGS_ASSERT__TO_UNI_FOLD_FLAGS    \
        assert(p); assert(lenp)
 
-PERL_CALLCONV UV       Perl__to_utf8_fold_flags(pTHX_ const U8 *p, U8* ustrp, STRLEN *lenp, U8 flags, bool* tainted_ptr)
+PERL_CALLCONV UV       Perl__to_utf8_fold_flags(pTHX_ const U8 *p, U8* ustrp, STRLEN *lenp, U8 flags)
                        __attribute__nonnull__(pTHX_1)
                        __attribute__nonnull__(pTHX_2);
 #define PERL_ARGS_ASSERT__TO_UTF8_FOLD_FLAGS   \
        assert(p); assert(ustrp)
 
-PERL_CALLCONV UV       Perl__to_utf8_lower_flags(pTHX_ const U8 *p, U8* ustrp, STRLEN *lenp, const bool flags, bool* tainted_ptr)
+PERL_CALLCONV UV       Perl__to_utf8_lower_flags(pTHX_ const U8 *p, U8* ustrp, STRLEN *lenp, bool flags)
                        __attribute__nonnull__(pTHX_1)
                        __attribute__nonnull__(pTHX_2);
 #define PERL_ARGS_ASSERT__TO_UTF8_LOWER_FLAGS  \
        assert(p); assert(ustrp)
 
-PERL_CALLCONV UV       Perl__to_utf8_title_flags(pTHX_ const U8 *p, U8* ustrp, STRLEN *lenp, const bool flags, bool* tainted_ptr)
+PERL_CALLCONV UV       Perl__to_utf8_title_flags(pTHX_ const U8 *p, U8* ustrp, STRLEN *lenp, bool flags)
                        __attribute__nonnull__(pTHX_1)
                        __attribute__nonnull__(pTHX_2);
 #define PERL_ARGS_ASSERT__TO_UTF8_TITLE_FLAGS  \
        assert(p); assert(ustrp)
 
-PERL_CALLCONV UV       Perl__to_utf8_upper_flags(pTHX_ const U8 *p, U8* ustrp, STRLEN *lenp, const bool flags, bool* tainted_ptr)
+PERL_CALLCONV UV       Perl__to_utf8_upper_flags(pTHX_ const U8 *p, U8* ustrp, STRLEN *lenp, bool flags)
                        __attribute__nonnull__(pTHX_1)
                        __attribute__nonnull__(pTHX_2);
 #define PERL_ARGS_ASSERT__TO_UTF8_UPPER_FLAGS  \
@@ -365,6 +365,12 @@ PERL_CALLCONV OP * Perl_ck_anoncode(pTHX_ OP *o)
 #define PERL_ARGS_ASSERT_CK_ANONCODE   \
        assert(o)
 
+PERL_CALLCONV OP *     Perl_ck_backtick(pTHX_ OP *o)
+                       __attribute__warn_unused_result__
+                       __attribute__nonnull__(pTHX_1);
+#define PERL_ARGS_ASSERT_CK_BACKTICK   \
+       assert(o)
+
 PERL_CALLCONV OP *     Perl_ck_bitop(pTHX_ OP *o)
                        __attribute__warn_unused_result__
                        __attribute__nonnull__(pTHX_1);
@@ -395,12 +401,6 @@ PERL_CALLCONV OP * Perl_ck_delete(pTHX_ OP *o)
 #define PERL_ARGS_ASSERT_CK_DELETE     \
        assert(o)
 
-PERL_CALLCONV OP *     Perl_ck_die(pTHX_ OP *o)
-                       __attribute__warn_unused_result__
-                       __attribute__nonnull__(pTHX_1);
-#define PERL_ARGS_ASSERT_CK_DIE        \
-       assert(o)
-
 PERL_CALLCONV OP *     Perl_ck_each(pTHX_ OP *o)
                        __attribute__warn_unused_result__
                        __attribute__nonnull__(pTHX_1);
@@ -457,12 +457,6 @@ PERL_CALLCONV OP * Perl_ck_exists(pTHX_ OP *o)
 #define PERL_ARGS_ASSERT_CK_EXISTS     \
        assert(o)
 
-PERL_CALLCONV OP *     Perl_ck_exit(pTHX_ OP *o)
-                       __attribute__warn_unused_result__
-                       __attribute__nonnull__(pTHX_1);
-#define PERL_ARGS_ASSERT_CK_EXIT       \
-       assert(o)
-
 PERL_CALLCONV OP *     Perl_ck_ftst(pTHX_ OP *o)
                        __attribute__warn_unused_result__
                        __attribute__nonnull__(pTHX_1);
@@ -729,6 +723,12 @@ PERL_CALLCONV const char * Perl_custom_op_desc(pTHX_ const OP *o)
 #define PERL_ARGS_ASSERT_CUSTOM_OP_DESC        \
        assert(o)
 
+PERL_CALLCONV XOPRETANY        Perl_custom_op_get_field(pTHX_ const OP *o, const xop_flags_enum field)
+                       __attribute__warn_unused_result__
+                       __attribute__nonnull__(pTHX_1);
+#define PERL_ARGS_ASSERT_CUSTOM_OP_GET_FIELD   \
+       assert(o)
+
 PERL_CALLCONV const char *     Perl_custom_op_name(pTHX_ const OP *o)
                        __attribute__warn_unused_result__
                        __attribute__nonnull__(pTHX_1);
@@ -741,11 +741,9 @@ PERL_CALLCONV void Perl_custom_op_register(pTHX_ Perl_ppaddr_t ppaddr, const XOP
 #define PERL_ARGS_ASSERT_CUSTOM_OP_REGISTER    \
        assert(ppaddr); assert(xop)
 
-PERL_CALLCONV const XOP *      Perl_custom_op_xop(pTHX_ const OP *o)
+/* PERL_CALLCONV const XOP *   Perl_custom_op_xop(pTHX_ const OP *o)
                        __attribute__pure__
-                       __attribute__nonnull__(pTHX_1);
-#define PERL_ARGS_ASSERT_CUSTOM_OP_XOP \
-       assert(o)
+                       __attribute__nonnull__(pTHX_1); */
 
 PERL_CALLCONV void     Perl_cv_ckproto_len_flags(pTHX_ const CV* cv, const GV* gv, const char* p, const STRLEN len, const U32 flags)
                        __attribute__nonnull__(pTHX_1);
@@ -936,6 +934,12 @@ PERL_CALLCONV void Perl_do_op_dump(pTHX_ I32 level, PerlIO *file, const OP *o)
 #define PERL_ARGS_ASSERT_DO_OPEN       \
        assert(gv); assert(name)
 
+PERL_CALLCONV bool     Perl_do_open6(pTHX_ GV *gv, const char *oname, STRLEN len, PerlIO *supplied_fp, SV **svp, U32 num)
+                       __attribute__nonnull__(pTHX_1)
+                       __attribute__nonnull__(pTHX_2);
+#define PERL_ARGS_ASSERT_DO_OPEN6      \
+       assert(gv); assert(oname)
+
 PERL_CALLCONV bool     Perl_do_open9(pTHX_ GV *gv, const char *name, I32 len, int as_raw, int rawmode, int rawperm, PerlIO *supplied_fp, SV *svs, I32 num)
                        __attribute__nonnull__(pTHX_1)
                        __attribute__nonnull__(pTHX_2)
@@ -943,6 +947,12 @@ PERL_CALLCONV bool Perl_do_open9(pTHX_ GV *gv, const char *name, I32 len, int as
 #define PERL_ARGS_ASSERT_DO_OPEN9      \
        assert(gv); assert(name); assert(svs)
 
+PERL_CALLCONV bool     Perl_do_open_raw(pTHX_ GV *gv, const char *oname, STRLEN len, int rawmode, int rawperm)
+                       __attribute__nonnull__(pTHX_1)
+                       __attribute__nonnull__(pTHX_2);
+#define PERL_ARGS_ASSERT_DO_OPEN_RAW   \
+       assert(gv); assert(oname)
+
 PERL_CALLCONV bool     Perl_do_openn(pTHX_ GV *gv, const char *oname, I32 len, int as_raw, int rawmode, int rawperm, PerlIO *supplied_fp, SV **svp, I32 num)
                        __attribute__nonnull__(pTHX_1)
                        __attribute__nonnull__(pTHX_2);
@@ -1024,6 +1034,16 @@ PERL_CALLCONV void       Perl_dounwind(pTHX_ I32 cxix);
 PERL_CALLCONV I32      Perl_dowantarray(pTHX)
                        __attribute__warn_unused_result__;
 
+PERL_CALLCONV void     Perl_drand48_init_r(perl_drand48_t *random_state, U32 seed)
+                       __attribute__nonnull__(1);
+#define PERL_ARGS_ASSERT_DRAND48_INIT_R        \
+       assert(random_state)
+
+PERL_CALLCONV double   Perl_drand48_r(perl_drand48_t *random_state)
+                       __attribute__nonnull__(1);
+#define PERL_ARGS_ASSERT_DRAND48_R     \
+       assert(random_state)
+
 PERL_CALLCONV void     Perl_dump_all(pTHX);
 PERL_CALLCONV void     Perl_dump_all_perl(pTHX_ bool justperl);
 PERL_CALLCONV void     Perl_dump_eval(pTHX);
@@ -1478,6 +1498,11 @@ PERL_CALLCONV void       Perl_gv_name_set(pTHX_ GV* gv, const char *name, U32 len, U32
 #define PERL_ARGS_ASSERT_GV_NAME_SET   \
        assert(gv); assert(name)
 
+PERL_CALLCONV GV *     Perl_gv_override(pTHX_ const char * const name, const STRLEN len)
+                       __attribute__nonnull__(pTHX_1);
+#define PERL_ARGS_ASSERT_GV_OVERRIDE   \
+       assert(name)
+
 PERL_CALLCONV HV*      Perl_gv_stashpv(pTHX_ const char* name, I32 flags)
                        __attribute__nonnull__(pTHX_1);
 #define PERL_ARGS_ASSERT_GV_STASHPV    \
@@ -2668,6 +2693,7 @@ PERL_CALLCONV int Perl_my_socketpair(int family, int type, int protocol, int fd[
 /* PERL_CALLCONV I32   Perl_my_stat(pTHX); */
 PERL_CALLCONV I32      Perl_my_stat_flags(pTHX_ const U32 flags);
 PERL_CALLCONV char *   Perl_my_strftime(pTHX_ const char *fmt, int sec, int min, int hour, int mday, int mon, int year, int wday, int yday, int isdst)
+                       __attribute__format__(__strftime__,pTHX_1,0)
                        __attribute__nonnull__(pTHX_1);
 #define PERL_ARGS_ASSERT_MY_STRFTIME   \
        assert(fmt)
@@ -2693,8 +2719,8 @@ PERL_CALLCONV OP* Perl_newASSIGNOP(pTHX_ I32 flags, OP* left, I32 optype, OP* ri
                        __attribute__malloc__
                        __attribute__warn_unused_result__;
 
-PERL_CALLCONV CV*      Perl_newATTRSUB(pTHX_ I32 floor, OP *o, OP *proto, OP *attrs, OP *block);
-PERL_CALLCONV CV*      Perl_newATTRSUB_flags(pTHX_ I32 floor, OP *o, OP *proto, OP *attrs, OP *block, U32 flags);
+/* PERL_CALLCONV CV*   newATTRSUB(pTHX_ I32 floor, OP *o, OP *proto, OP *attrs, OP *block); */
+PERL_CALLCONV CV*      Perl_newATTRSUB_x(pTHX_ I32 floor, OP *o, OP *proto, OP *attrs, OP *block, bool o_is_gv);
 /* PERL_CALLCONV AV*   Perl_newAV(pTHX)
                        __attribute__warn_unused_result__; */
 
@@ -3038,7 +3064,7 @@ PERL_CALLCONV void        Perl_op_clear(pTHX_ OP* o)
 #define PERL_ARGS_ASSERT_OP_CLEAR      \
        assert(o)
 
-PERL_CALLCONV SV*      Perl_op_const_sv(pTHX_ const OP* o)
+PERL_CALLCONV SV*      Perl_op_const_sv(pTHX_ const OP* o, CV* cv)
                        __attribute__warn_unused_result__;
 
 PERL_CALLCONV OP*      Perl_op_contextualize(pTHX_ OP* o, I32 context)
@@ -3166,6 +3192,9 @@ PERL_CALLCONV OP* Perl_parse_fullstmt(pTHX_ U32 flags);
 PERL_CALLCONV SV*      Perl_parse_label(pTHX_ U32 flags);
 PERL_CALLCONV OP*      Perl_parse_listexpr(pTHX_ U32 flags);
 PERL_CALLCONV OP*      Perl_parse_stmtseq(pTHX_ U32 flags);
+PERL_CALLCONV OP *     Perl_parse_subsignature(pTHX)
+                       __attribute__warn_unused_result__;
+
 PERL_CALLCONV OP*      Perl_parse_termexpr(pTHX_ U32 flags);
 PERL_CALLCONV U32      Perl_parse_unicode_opts(pTHX_ const char **popt)
                        __attribute__nonnull__(pTHX_1);
@@ -3462,7 +3491,7 @@ PERL_CALLCONV void        Perl_reginitcolors(pTHX);
 PERL_CALLCONV regnode* Perl_regnext(pTHX_ regnode* p)
                        __attribute__warn_unused_result__;
 
-PERL_CALLCONV void     Perl_regprop(pTHX_ const regexp *prog, SV* sv, const regnode* o)
+PERL_CALLCONV void     Perl_regprop(pTHX_ const regexp *prog, SV* sv, const regnode* o, const regmatch_info *reginfo)
                        __attribute__nonnull__(pTHX_2)
                        __attribute__nonnull__(pTHX_3);
 #define PERL_ARGS_ASSERT_REGPROP       \
@@ -3801,6 +3830,7 @@ PERL_CALLCONV char*       Perl_screaminstr(pTHX_ SV *bigstr, SV *littlestr, I32 start_
        assert(bigstr); assert(littlestr); assert(old_posp)
 
 PERL_CALLCONV U32      Perl_seed(pTHX);
+PERL_CALLCONV void     Perl_set_caret_X(pTHX);
 PERL_CALLCONV void     Perl_set_context(void *t)
                        __attribute__nonnull__(1);
 #define PERL_ARGS_ASSERT_SET_CONTEXT   \
@@ -3856,7 +3886,7 @@ PERL_CALLCONV void        Perl_sub_crush_depth(pTHX_ CV* cv)
 /* PERL_CALLCONV bool  sv_2bool(pTHX_ SV *const sv)
                        __attribute__nonnull__(pTHX_1); */
 
-PERL_CALLCONV bool     Perl_sv_2bool_flags(pTHX_ SV *const sv, const I32 flags)
+PERL_CALLCONV bool     Perl_sv_2bool_flags(pTHX_ SV *sv, I32 flags)
                        __attribute__nonnull__(pTHX_1);
 #define PERL_ARGS_ASSERT_SV_2BOOL_FLAGS        \
        assert(sv)
@@ -3872,17 +3902,37 @@ PERL_CALLCONV IO*       Perl_sv_2io(pTHX_ SV *const sv)
 #define PERL_ARGS_ASSERT_SV_2IO        \
        assert(sv)
 
-/* PERL_CALLCONV IV    Perl_sv_2iv(pTHX_ SV *sv); */
-PERL_CALLCONV IV       Perl_sv_2iv_flags(pTHX_ SV *const sv, const I32 flags);
+/* PERL_CALLCONV IV    Perl_sv_2iv(pTHX_ SV *sv)
+                       __attribute__nonnull__(pTHX_1); */
+#define PERL_ARGS_ASSERT_SV_2IV        \
+       assert(sv)
+
+PERL_CALLCONV IV       Perl_sv_2iv_flags(pTHX_ SV *const sv, const I32 flags)
+                       __attribute__nonnull__(pTHX_1);
+#define PERL_ARGS_ASSERT_SV_2IV_FLAGS  \
+       assert(sv)
+
 PERL_CALLCONV SV*      Perl_sv_2mortal(pTHX_ SV *const sv);
 PERL_CALLCONV SV*      Perl_sv_2num(pTHX_ SV *const sv)
                        __attribute__nonnull__(pTHX_1);
 #define PERL_ARGS_ASSERT_SV_2NUM       \
        assert(sv)
 
-PERL_CALLCONV NV       Perl_sv_2nv_flags(pTHX_ SV *const sv, const I32 flags);
-/* PERL_CALLCONV char* Perl_sv_2pv(pTHX_ SV *sv, STRLEN *lp); */
-PERL_CALLCONV char*    Perl_sv_2pv_flags(pTHX_ SV *const sv, STRLEN *const lp, const I32 flags);
+PERL_CALLCONV NV       Perl_sv_2nv_flags(pTHX_ SV *const sv, const I32 flags)
+                       __attribute__nonnull__(pTHX_1);
+#define PERL_ARGS_ASSERT_SV_2NV_FLAGS  \
+       assert(sv)
+
+/* PERL_CALLCONV char* Perl_sv_2pv(pTHX_ SV *sv, STRLEN *lp)
+                       __attribute__nonnull__(pTHX_1); */
+#define PERL_ARGS_ASSERT_SV_2PV        \
+       assert(sv)
+
+PERL_CALLCONV char*    Perl_sv_2pv_flags(pTHX_ SV *const sv, STRLEN *const lp, const I32 flags)
+                       __attribute__nonnull__(pTHX_1);
+#define PERL_ARGS_ASSERT_SV_2PV_FLAGS  \
+       assert(sv)
+
 /* PERL_CALLCONV char* Perl_sv_2pv_nolen(pTHX_ SV* sv)
                        __attribute__warn_unused_result__
                        __attribute__nonnull__(pTHX_1); */
@@ -3911,8 +3961,16 @@ PERL_CALLCONV char*      Perl_sv_2pvutf8(pTHX_ SV *sv, STRLEN *const lp)
 #define PERL_ARGS_ASSERT_SV_2PVUTF8_NOLEN      \
        assert(sv)
 
-/* PERL_CALLCONV UV    Perl_sv_2uv(pTHX_ SV *sv); */
-PERL_CALLCONV UV       Perl_sv_2uv_flags(pTHX_ SV *const sv, const I32 flags);
+/* PERL_CALLCONV UV    Perl_sv_2uv(pTHX_ SV *sv)
+                       __attribute__nonnull__(pTHX_1); */
+#define PERL_ARGS_ASSERT_SV_2UV        \
+       assert(sv)
+
+PERL_CALLCONV UV       Perl_sv_2uv_flags(pTHX_ SV *const sv, const I32 flags)
+                       __attribute__nonnull__(pTHX_1);
+#define PERL_ARGS_ASSERT_SV_2UV_FLAGS  \
+       assert(sv)
+
 PERL_CALLCONV int      Perl_sv_backoff(pTHX_ SV *const sv)
                        __attribute__nonnull__(pTHX_1);
 #define PERL_ARGS_ASSERT_SV_BACKOFF    \
@@ -5036,6 +5094,11 @@ PERL_CALLCONV void       Perl_utilize(pTHX_ int aver, I32 floor, OP* version, OP* idop
        assert(idop)
 
 #endif
+#if !(defined(WIN32))
+/* PERL_CALLCONV char* my_setlocale(pTHX_ int category, const char* locale)
+                       __attribute__pure__; */
+
+#endif
 #if !(defined(_MSC_VER))
 PERL_CALLCONV_NO_RET int       Perl_magic_regdatum_set(pTHX_ SV* sv, MAGIC* mg)
                        __attribute__noreturn__
@@ -5262,9 +5325,14 @@ STATIC bool      S_put_latin1_charclass_innards(pTHX_ SV* sv, char* bitmap)
 #define PERL_ARGS_ASSERT_PUT_LATIN1_CHARCLASS_INNARDS  \
        assert(sv); assert(bitmap)
 
+STATIC void    S_put_range(pTHX_ SV* sv, UV start, UV end)
+                       __attribute__nonnull__(pTHX_1);
+#define PERL_ARGS_ASSERT_PUT_RANGE     \
+       assert(sv)
+
 STATIC void    S_regdump_extflags(pTHX_ const char *lead, const U32 flags);
 STATIC void    S_regdump_intflags(pTHX_ const char *lead, const U32 flags);
-STATIC U8      S_regtail_study(pTHX_ struct RExC_state_t *pRExC_state, regnode *p, const regnode *val, U32 depth)
+STATIC U8      S_regtail_study(pTHX_ RExC_state_t *pRExC_state, regnode *p, const regnode *val, U32 depth)
                        __attribute__nonnull__(pTHX_1)
                        __attribute__nonnull__(pTHX_2)
                        __attribute__nonnull__(pTHX_3);
@@ -5300,6 +5368,7 @@ STATIC void       S_del_sv(pTHX_ SV *p)
 #  endif
 #  if defined(PERL_IN_TOKE_C)
 STATIC void    S_printbuf(pTHX_ const char *const fmt, const char *const s)
+                       __attribute__format__(__printf__,pTHX_1,0)
                        __attribute__nonnull__(pTHX_1)
                        __attribute__nonnull__(pTHX_2);
 #define PERL_ARGS_ASSERT_PRINTBUF      \
@@ -5319,13 +5388,6 @@ PERL_CALLCONV void       Perl_dump_sv_child(pTHX_ SV *sv)
        assert(sv)
 
 #endif
-#if defined(DUMP_FDS)
-PERL_CALLCONV void     Perl_dump_fds(pTHX_ char* s)
-                       __attribute__nonnull__(pTHX_1);
-#define PERL_ARGS_ASSERT_DUMP_FDS      \
-       assert(s)
-
-#endif
 #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM)
 PERL_CALLCONV I32      Perl_do_ipcctl(pTHX_ I32 optype, SV** mark, SV** sp)
                        __attribute__nonnull__(pTHX_2)
@@ -5433,6 +5495,12 @@ PERL_CALLCONV void       Perl_parser_free_nexttoke_ops(pTHX_ yy_parser *parser, OPSLAB
 #define PERL_ARGS_ASSERT_PARSER_FREE_NEXTTOKE_OPS      \
        assert(parser); assert(slab)
 
+PERL_STATIC_INLINE bool        S_should_warn_nl(const char *pv)
+                       __attribute__warn_unused_result__
+                       __attribute__nonnull__(1);
+#define PERL_ARGS_ASSERT_SHOULD_WARN_NL        \
+       assert(pv)
+
 #  if defined(PERL_DEBUG_READONLY_OPS)
 PERL_CALLCONV void     Perl_Slab_to_ro(pTHX_ OPSLAB *slab)
                        __attribute__nonnull__(pTHX_1);
@@ -5464,6 +5532,20 @@ STATIC void      S_strip_return(pTHX_ SV *sv)
 
 #  endif
 #endif
+#if defined(PERL_DEBUG_READONLY_COW)
+PERL_CALLCONV void     Perl_sv_buf_to_ro(pTHX_ SV *sv)
+                       __attribute__nonnull__(pTHX_1);
+#define PERL_ARGS_ASSERT_SV_BUF_TO_RO  \
+       assert(sv)
+
+#  if defined(PERL_IN_SV_C)
+STATIC void    S_sv_buf_to_rw(pTHX_ SV *sv)
+                       __attribute__nonnull__(pTHX_1);
+#define PERL_ARGS_ASSERT_SV_BUF_TO_RW  \
+       assert(sv)
+
+#  endif
+#endif
 #if defined(PERL_DEBUG_READONLY_OPS)
 PERL_CALLCONV PADOFFSET        Perl_op_refcnt_dec(pTHX_ OP *o)
                        __attribute__nonnull__(pTHX_1);
@@ -5648,6 +5730,24 @@ STATIC void      S_exec_failed(pTHX_ const char *cmd, int fd, int do_report)
 STATIC bool    S_ingroup(pTHX_ Gid_t testgid, bool effective)
                        __attribute__warn_unused_result__;
 
+STATIC bool    S_openn_cleanup(pTHX_ GV *gv, IO *io, PerlIO *fp, char *mode, const char *oname, PerlIO *saveifp, PerlIO *saveofp, int savefd, char savetype, int writing, bool was_fdopen, const char *type)
+                       __attribute__nonnull__(pTHX_1)
+                       __attribute__nonnull__(pTHX_2)
+                       __attribute__nonnull__(pTHX_4)
+                       __attribute__nonnull__(pTHX_5);
+#define PERL_ARGS_ASSERT_OPENN_CLEANUP \
+       assert(gv); assert(io); assert(mode); assert(oname)
+
+STATIC IO *    S_openn_setup(pTHX_ GV *gv, char *mode, PerlIO **saveifp, PerlIO **saveofp, int *savefd, char *savetype)
+                       __attribute__nonnull__(pTHX_1)
+                       __attribute__nonnull__(pTHX_2)
+                       __attribute__nonnull__(pTHX_3)
+                       __attribute__nonnull__(pTHX_4)
+                       __attribute__nonnull__(pTHX_5)
+                       __attribute__nonnull__(pTHX_6);
+#define PERL_ARGS_ASSERT_OPENN_SETUP   \
+       assert(gv); assert(mode); assert(saveifp); assert(saveofp); assert(savefd); assert(savetype)
+
 #endif
 #if defined(PERL_IN_DOOP_C)
 STATIC I32     S_do_trans_complex(pTHX_ SV * const sv)
@@ -5718,16 +5818,49 @@ PERL_CALLCONV void      Perl_hv_kill_backrefs(pTHX_ HV *hv)
 
 #endif
 #if defined(PERL_IN_GV_C)
+STATIC bool    S_find_default_stash(pTHX_ HV **stash, const char *name, STRLEN len, const U32 is_utf8, const I32 add, svtype sv_type)
+                       __attribute__nonnull__(pTHX_1)
+                       __attribute__nonnull__(pTHX_2);
+#define PERL_ARGS_ASSERT_FIND_DEFAULT_STASH    \
+       assert(stash); assert(name)
+
 STATIC void    S_gv_init_svtype(pTHX_ GV *gv, const svtype sv_type)
                        __attribute__nonnull__(pTHX_1);
 #define PERL_ARGS_ASSERT_GV_INIT_SVTYPE        \
        assert(gv)
 
+STATIC bool    S_gv_is_in_main(pTHX_ const char *name, STRLEN len, const U32 is_utf8)
+                       __attribute__nonnull__(pTHX_1);
+#define PERL_ARGS_ASSERT_GV_IS_IN_MAIN \
+       assert(name)
+
+STATIC bool    S_gv_magicalize(pTHX_ GV *gv, HV *stash, const char *name, STRLEN len, bool addmg, svtype sv_type)
+                       __attribute__nonnull__(pTHX_1)
+                       __attribute__nonnull__(pTHX_2)
+                       __attribute__nonnull__(pTHX_3);
+#define PERL_ARGS_ASSERT_GV_MAGICALIZE \
+       assert(gv); assert(stash); assert(name)
+
 STATIC void    S_gv_magicalize_isa(pTHX_ GV *gv)
                        __attribute__nonnull__(pTHX_1);
 #define PERL_ARGS_ASSERT_GV_MAGICALIZE_ISA     \
        assert(gv)
 
+STATIC void    S_maybe_multimagic_gv(pTHX_ GV *gv, const char *name, const svtype sv_type)
+                       __attribute__nonnull__(pTHX_1)
+                       __attribute__nonnull__(pTHX_2);
+#define PERL_ARGS_ASSERT_MAYBE_MULTIMAGIC_GV   \
+       assert(gv); assert(name)
+
+STATIC bool    S_parse_gv_stash_name(pTHX_ HV **stash, GV **gv, const char **name, STRLEN *len, const char *nambeg, STRLEN full_len, const U32 is_utf8, const I32 add)
+                       __attribute__nonnull__(pTHX_1)
+                       __attribute__nonnull__(pTHX_2)
+                       __attribute__nonnull__(pTHX_3)
+                       __attribute__nonnull__(pTHX_4)
+                       __attribute__nonnull__(pTHX_5);
+#define PERL_ARGS_ASSERT_PARSE_GV_STASH_NAME   \
+       assert(stash); assert(gv); assert(name); assert(len); assert(nambeg)
+
 STATIC HV*     S_require_tie_mod(pTHX_ GV *gv, const char *varpv, SV* namesv, const char *methpv, const U32 flags)
                        __attribute__nonnull__(pTHX_1)
                        __attribute__nonnull__(pTHX_2)
@@ -5766,6 +5899,11 @@ STATIC struct xpvhv_aux* S_hv_auxinit(pTHX_ HV *hv)
 #define PERL_ARGS_ASSERT_HV_AUXINIT    \
        assert(hv)
 
+STATIC struct xpvhv_aux*       S_hv_auxinit_internal(struct xpvhv_aux *iter)
+                       __attribute__nonnull__(1);
+#define PERL_ARGS_ASSERT_HV_AUXINIT_INTERNAL   \
+       assert(iter)
+
 STATIC SV*     S_hv_delete_common(pTHX_ HV *hv, SV *keysv, const char *key, STRLEN klen, int k_flags, I32 d_flags, U32 hash);
 STATIC SV*     S_hv_free_ent_ret(pTHX_ HV *hv, HE *entry)
                        __attribute__nonnull__(pTHX_1)
@@ -5843,6 +5981,11 @@ STATIC int       S_adjust_size_and_find_bucket(size_t *nbytes_p)
 
 #endif
 #if defined(PERL_IN_MG_C)
+STATIC void    S_fixup_errno_string(pTHX_ SV* sv)
+                       __attribute__nonnull__(pTHX_1);
+#define PERL_ARGS_ASSERT_FIXUP_ERRNO_STRING    \
+       assert(sv)
+
 STATIC SV*     S_magic_methcall1(pTHX_ SV *sv, const MAGIC *mg, SV *meth, U32 flags, int n, SV *val)
                        __attribute__nonnull__(pTHX_1)
                        __attribute__nonnull__(pTHX_2)
@@ -5874,7 +6017,7 @@ PERL_CALLCONV bool        Perl_translate_substr_offsets(pTHX_ STRLEN curlen, IV pos1_iv
 
 #endif
 #if defined(PERL_IN_MRO_C)
-STATIC void    S_mro_clean_isarev(pTHX_ HV * const isa, const char * const name, const STRLEN len, HV * const exceptions, U32 flags)
+STATIC void    S_mro_clean_isarev(pTHX_ HV * const isa, const char * const name, const STRLEN len, HV * const exceptions, U32 hash, U32 flags)
                        __attribute__nonnull__(pTHX_1)
                        __attribute__nonnull__(pTHX_2);
 #define PERL_ARGS_ASSERT_MRO_CLEAN_ISAREV      \
@@ -5983,6 +6126,13 @@ STATIC bool      S_looks_like_bool(pTHX_ const OP* o)
        assert(o)
 
 STATIC OP*     S_modkids(pTHX_ OP *o, I32 type);
+STATIC void    S_move_proto_attr(pTHX_ OP **proto, OP **attrs, const GV *name)
+                       __attribute__nonnull__(pTHX_1)
+                       __attribute__nonnull__(pTHX_2)
+                       __attribute__nonnull__(pTHX_3);
+#define PERL_ARGS_ASSERT_MOVE_PROTO_ATTR       \
+       assert(proto); assert(attrs); assert(name)
+
 STATIC OP *    S_my_kid(pTHX_ OP *o, OP *attrs, OP **imopsp)
                        __attribute__nonnull__(pTHX_3);
 #define PERL_ARGS_ASSERT_MY_KID        \
@@ -6014,6 +6164,11 @@ STATIC OP*       S_no_fh_allowed(pTHX_ OP *o)
 #define PERL_ARGS_ASSERT_NO_FH_ALLOWED \
        assert(o)
 
+STATIC void    S_null_listop_in_list_context(pTHX_ OP* o)
+                       __attribute__nonnull__(pTHX_1);
+#define PERL_ARGS_ASSERT_NULL_LISTOP_IN_LIST_CONTEXT   \
+       assert(o)
+
 PERL_STATIC_INLINE OP* S_op_integerize(pTHX_ OP *o)
                        __attribute__nonnull__(pTHX_1);
 #define PERL_ARGS_ASSERT_OP_INTEGERIZE \
@@ -6198,7 +6353,7 @@ PERL_CALLCONV GV* Perl_softref2xv(pTHX_ SV *const sv, const char *const what, co
 
 #endif
 #if defined(PERL_IN_PP_CTL_C)
-STATIC SV **   S_adjust_stack_on_leave(pTHX_ SV **newsp, SV **sp, SV **mark, I32 gimme, U32 flags)
+STATIC SV **   S_adjust_stack_on_leave(pTHX_ SV **newsp, SV **sp, SV **mark, I32 gimme, U32 flags, bool lvalue)
                        __attribute__nonnull__(pTHX_1)
                        __attribute__nonnull__(pTHX_2)
                        __attribute__nonnull__(pTHX_3);
@@ -6465,10 +6620,9 @@ STATIC I32       S_sv_ncmp(pTHX_ SV *const a, SV *const b)
 #if defined(PERL_IN_PP_SYS_C)
 STATIC OP*     S_doform(pTHX_ CV *cv, GV *gv, OP *retop)
                        __attribute__nonnull__(pTHX_1)
-                       __attribute__nonnull__(pTHX_2)
-                       __attribute__nonnull__(pTHX_3);
+                       __attribute__nonnull__(pTHX_2);
 #define PERL_ARGS_ASSERT_DOFORM        \
-       assert(cv); assert(gv); assert(retop)
+       assert(cv); assert(gv)
 
 STATIC SV *    S_space_join_names_mortal(pTHX_ char *const *array)
                        __attribute__nonnull__(pTHX_1);
@@ -6488,70 +6642,45 @@ PERL_STATIC_INLINE UV*  S__invlist_array_init(pTHX_ SV* const invlist, const bool
 #define PERL_ARGS_ASSERT__INVLIST_ARRAY_INIT   \
        assert(invlist)
 
-STATIC SV*     S__new_invlist_C_array(pTHX_ const UV* const list)
-                       __attribute__warn_unused_result__
-                       __attribute__nonnull__(pTHX_1);
-#define PERL_ARGS_ASSERT__NEW_INVLIST_C_ARRAY  \
-       assert(list)
+STATIC void    S_add_above_Latin1_folds(pTHX_ RExC_state_t *pRExC_state, const U8 cp, SV** invlist)
+                       __attribute__nonnull__(pTHX_1)
+                       __attribute__nonnull__(pTHX_3);
+#define PERL_ARGS_ASSERT_ADD_ABOVE_LATIN1_FOLDS        \
+       assert(pRExC_state); assert(invlist)
 
 PERL_STATIC_INLINE SV* S_add_cp_to_invlist(pTHX_ SV* invlist, const UV cp)
                        __attribute__warn_unused_result__;
 
-STATIC U32     S_add_data(struct RExC_state_t *pRExC_state, U32 n, const char *s)
+STATIC U32     S_add_data(RExC_state_t* const pRExC_state, const char* const s, const U32 n)
                        __attribute__warn_unused_result__
                        __attribute__nonnull__(1)
-                       __attribute__nonnull__(3);
+                       __attribute__nonnull__(2);
 #define PERL_ARGS_ASSERT_ADD_DATA      \
        assert(pRExC_state); assert(s)
 
-PERL_STATIC_INLINE void        S_alloc_maybe_populate_EXACT(pTHX_ struct RExC_state_t *pRExC_state, regnode *node, I32 *flagp, STRLEN len, UV code_point)
+PERL_STATIC_INLINE void        S_alloc_maybe_populate_EXACT(pTHX_ RExC_state_t *pRExC_state, regnode *node, I32 *flagp, STRLEN len, UV code_point, bool downgradable)
                        __attribute__nonnull__(pTHX_1)
                        __attribute__nonnull__(pTHX_2)
                        __attribute__nonnull__(pTHX_3);
 #define PERL_ARGS_ASSERT_ALLOC_MAYBE_POPULATE_EXACT    \
        assert(pRExC_state); assert(node); assert(flagp)
 
-STATIC void    S_cl_and(struct regnode_charclass_class *cl, const struct regnode_charclass_class *and_with)
-                       __attribute__nonnull__(1)
-                       __attribute__nonnull__(2);
-#define PERL_ARGS_ASSERT_CL_AND        \
-       assert(cl); assert(and_with)
-
-STATIC void    S_cl_anything(const struct RExC_state_t *pRExC_state, struct regnode_charclass_class *cl)
-                       __attribute__nonnull__(1)
-                       __attribute__nonnull__(2);
-#define PERL_ARGS_ASSERT_CL_ANYTHING   \
-       assert(pRExC_state); assert(cl)
-
-STATIC void    S_cl_init(const struct RExC_state_t *pRExC_state, struct regnode_charclass_class *cl)
-                       __attribute__nonnull__(1)
-                       __attribute__nonnull__(2);
-#define PERL_ARGS_ASSERT_CL_INIT       \
-       assert(pRExC_state); assert(cl)
-
-STATIC int     S_cl_is_anything(const struct regnode_charclass_class *cl)
-                       __attribute__warn_unused_result__
-                       __attribute__nonnull__(1);
-#define PERL_ARGS_ASSERT_CL_IS_ANYTHING        \
-       assert(cl)
-
-STATIC void    S_cl_or(const struct RExC_state_t *pRExC_state, struct regnode_charclass_class *cl, const struct regnode_charclass_class *or_with)
-                       __attribute__nonnull__(1)
-                       __attribute__nonnull__(2)
-                       __attribute__nonnull__(3);
-#define PERL_ARGS_ASSERT_CL_OR \
-       assert(pRExC_state); assert(cl); assert(or_with)
-
-PERL_STATIC_INLINE U8  S_compute_EXACTish(pTHX_ struct RExC_state_t *pRExC_state)
+PERL_STATIC_INLINE U8  S_compute_EXACTish(pTHX_ RExC_state_t *pRExC_state)
                        __attribute__nonnull__(pTHX_1);
 #define PERL_ARGS_ASSERT_COMPUTE_EXACTISH      \
        assert(pRExC_state)
 
-STATIC bool    S_could_it_be_a_POSIX_class(pTHX_ struct RExC_state_t *pRExC_state)
+STATIC bool    S_could_it_be_a_POSIX_class(pTHX_ RExC_state_t *pRExC_state)
                        __attribute__nonnull__(pTHX_1);
 #define PERL_ARGS_ASSERT_COULD_IT_BE_A_POSIX_CLASS     \
        assert(pRExC_state)
 
+STATIC SV*     S_get_ANYOF_cp_list_for_ssc(pTHX_ const RExC_state_t *pRExC_state, const regnode_charclass* const node)
+                       __attribute__nonnull__(pTHX_1)
+                       __attribute__nonnull__(pTHX_2);
+#define PERL_ARGS_ASSERT_GET_ANYOF_CP_LIST_FOR_SSC     \
+       assert(pRExC_state); assert(node)
+
 PERL_STATIC_INLINE STRLEN*     S_get_invlist_iter_addr(pTHX_ SV* invlist)
                        __attribute__warn_unused_result__
                        __attribute__nonnull__(pTHX_1);
@@ -6564,13 +6693,13 @@ PERL_STATIC_INLINE IV*  S_get_invlist_previous_index_addr(pTHX_ SV* invlist)
 #define PERL_ARGS_ASSERT_GET_INVLIST_PREVIOUS_INDEX_ADDR       \
        assert(invlist)
 
-STATIC bool    S_grok_bslash_N(pTHX_ struct RExC_state_t *pRExC_state, regnode** nodep, UV *valuep, I32 *flagp, U32 depth, bool in_char_class, const bool strict)
+STATIC bool    S_grok_bslash_N(pTHX_ RExC_state_t *pRExC_state, regnode** nodep, UV *valuep, I32 *flagp, U32 depth, bool in_char_class, const bool strict)
                        __attribute__nonnull__(pTHX_1)
                        __attribute__nonnull__(pTHX_4);
 #define PERL_ARGS_ASSERT_GROK_BSLASH_N \
        assert(pRExC_state); assert(flagp)
 
-STATIC regnode*        S_handle_regex_sets(pTHX_ struct RExC_state_t *pRExC_state, SV ** return_invlist, I32 *flagp, U32 depth, char * const oregcomp_parse)
+STATIC regnode*        S_handle_regex_sets(pTHX_ RExC_state_t *pRExC_state, SV ** return_invlist, I32 *flagp, U32 depth, char * const oregcomp_parse)
                        __attribute__nonnull__(pTHX_1)
                        __attribute__nonnull__(pTHX_3)
                        __attribute__nonnull__(pTHX_5);
@@ -6651,15 +6780,15 @@ PERL_STATIC_INLINE void S_invlist_trim(pTHX_ SV* const invlist)
 #define PERL_ARGS_ASSERT_INVLIST_TRIM  \
        assert(invlist)
 
-STATIC U32     S_join_exact(pTHX_ struct RExC_state_t *pRExC_state, regnode *scan, UV *min_subtract, bool *has_exactf_sharp_s, U32 flags, regnode *val, U32 depth)
+STATIC U32     S_join_exact(pTHX_ RExC_state_t *pRExC_state, regnode *scan, UV *min_subtract, bool *unfolded_multi_char, U32 flags, regnode *val, U32 depth)
                        __attribute__nonnull__(pTHX_1)
                        __attribute__nonnull__(pTHX_2)
                        __attribute__nonnull__(pTHX_3)
                        __attribute__nonnull__(pTHX_4);
 #define PERL_ARGS_ASSERT_JOIN_EXACT    \
-       assert(pRExC_state); assert(scan); assert(min_subtract); assert(has_exactf_sharp_s)
+       assert(pRExC_state); assert(scan); assert(min_subtract); assert(unfolded_multi_char)
 
-STATIC I32     S_make_trie(pTHX_ struct RExC_state_t *pRExC_state, regnode *startbranch, regnode *first, regnode *last, regnode *tail, U32 word_count, U32 flags, U32 depth)
+STATIC I32     S_make_trie(pTHX_ RExC_state_t *pRExC_state, regnode *startbranch, regnode *first, regnode *last, regnode *tail, U32 word_count, U32 flags, U32 depth)
                        __attribute__nonnull__(pTHX_1)
                        __attribute__nonnull__(pTHX_2)
                        __attribute__nonnull__(pTHX_3)
@@ -6668,23 +6797,29 @@ STATIC I32      S_make_trie(pTHX_ struct RExC_state_t *pRExC_state, regnode *startbra
 #define PERL_ARGS_ASSERT_MAKE_TRIE     \
        assert(pRExC_state); assert(startbranch); assert(first); assert(last); assert(tail)
 
-STATIC void    S_make_trie_failtable(pTHX_ struct RExC_state_t *pRExC_state, regnode *source, regnode *stclass, U32 depth)
+STATIC void    S_make_trie_failtable(pTHX_ RExC_state_t *pRExC_state, regnode *source, regnode *stclass, U32 depth)
                        __attribute__nonnull__(pTHX_1)
                        __attribute__nonnull__(pTHX_2)
                        __attribute__nonnull__(pTHX_3);
 #define PERL_ARGS_ASSERT_MAKE_TRIE_FAILTABLE   \
        assert(pRExC_state); assert(source); assert(stclass)
 
-STATIC char *  S_nextchar(pTHX_ struct RExC_state_t *pRExC_state)
+STATIC char *  S_nextchar(pTHX_ RExC_state_t *pRExC_state)
                        __attribute__nonnull__(pTHX_1);
 #define PERL_ARGS_ASSERT_NEXTCHAR      \
        assert(pRExC_state)
 
-STATIC void    S_parse_lparen_question_flags(pTHX_ struct RExC_state_t *pRExC_state)
+STATIC void    S_parse_lparen_question_flags(pTHX_ RExC_state_t *pRExC_state)
                        __attribute__nonnull__(pTHX_1);
 #define PERL_ARGS_ASSERT_PARSE_LPAREN_QUESTION_FLAGS   \
        assert(pRExC_state)
 
+STATIC void    S_populate_ANYOF_from_invlist(pTHX_ regnode *node, SV** invlist_ptr)
+                       __attribute__nonnull__(pTHX_1)
+                       __attribute__nonnull__(pTHX_2);
+#define PERL_ARGS_ASSERT_POPULATE_ANYOF_FROM_INVLIST   \
+       assert(node); assert(invlist_ptr)
+
 PERL_STATIC_NO_RET void        S_re_croak2(pTHX_ bool utf8, const char* pat1, const char* pat2, ...)
                        __attribute__noreturn__
                        __attribute__nonnull__(pTHX_2)
@@ -6692,13 +6827,13 @@ PERL_STATIC_NO_RET void S_re_croak2(pTHX_ bool utf8, const char* pat1, const cha
 #define PERL_ARGS_ASSERT_RE_CROAK2     \
        assert(pat1); assert(pat2)
 
-STATIC regnode*        S_reg(pTHX_ struct RExC_state_t *pRExC_state, I32 paren, I32 *flagp, U32 depth)
+STATIC regnode*        S_reg(pTHX_ RExC_state_t *pRExC_state, I32 paren, I32 *flagp, U32 depth)
                        __attribute__nonnull__(pTHX_1)
                        __attribute__nonnull__(pTHX_3);
 #define PERL_ARGS_ASSERT_REG   \
        assert(pRExC_state); assert(flagp)
 
-STATIC regnode*        S_reg_node(pTHX_ struct RExC_state_t *pRExC_state, U8 op)
+STATIC regnode*        S_reg_node(pTHX_ RExC_state_t *pRExC_state, U8 op)
                        __attribute__nonnull__(pTHX_1);
 #define PERL_ARGS_ASSERT_REG_NODE      \
        assert(pRExC_state)
@@ -6708,91 +6843,162 @@ STATIC UV      S_reg_recode(pTHX_ const char value, SV **encp)
 #define PERL_ARGS_ASSERT_REG_RECODE    \
        assert(encp)
 
-STATIC SV *    S_reg_scan_name(pTHX_ struct RExC_state_t *pRExC_state, U32 flags)
+STATIC SV *    S_reg_scan_name(pTHX_ RExC_state_t *pRExC_state, U32 flags)
                        __attribute__nonnull__(pTHX_1);
 #define PERL_ARGS_ASSERT_REG_SCAN_NAME \
        assert(pRExC_state)
 
-STATIC bool    S_reg_skipcomment(pTHX_ struct RExC_state_t *pRExC_state)
-                       __attribute__nonnull__(pTHX_1);
+PERL_STATIC_INLINE char *      S_reg_skipcomment(pTHX_ RExC_state_t *pRExC_state, char * p)
+                       __attribute__nonnull__(pTHX_1)
+                       __attribute__nonnull__(pTHX_2);
 #define PERL_ARGS_ASSERT_REG_SKIPCOMMENT       \
-       assert(pRExC_state)
+       assert(pRExC_state); assert(p)
 
-STATIC regnode*        S_reganode(pTHX_ struct RExC_state_t *pRExC_state, U8 op, U32 arg)
+STATIC regnode*        S_reganode(pTHX_ RExC_state_t *pRExC_state, U8 op, U32 arg)
                        __attribute__nonnull__(pTHX_1);
 #define PERL_ARGS_ASSERT_REGANODE      \
        assert(pRExC_state)
 
-STATIC regnode*        S_regatom(pTHX_ struct RExC_state_t *pRExC_state, I32 *flagp, U32 depth)
+STATIC regnode*        S_regatom(pTHX_ RExC_state_t *pRExC_state, I32 *flagp, U32 depth)
                        __attribute__nonnull__(pTHX_1)
                        __attribute__nonnull__(pTHX_2);
 #define PERL_ARGS_ASSERT_REGATOM       \
        assert(pRExC_state); assert(flagp)
 
-STATIC regnode*        S_regbranch(pTHX_ struct RExC_state_t *pRExC_state, I32 *flagp, I32 first, U32 depth)
+STATIC regnode*        S_regbranch(pTHX_ RExC_state_t *pRExC_state, I32 *flagp, I32 first, U32 depth)
                        __attribute__nonnull__(pTHX_1)
                        __attribute__nonnull__(pTHX_2);
 #define PERL_ARGS_ASSERT_REGBRANCH     \
        assert(pRExC_state); assert(flagp)
 
-STATIC regnode*        S_regclass(pTHX_ struct RExC_state_t *pRExC_state, I32 *flagp, U32 depth, const bool stop_at_1, bool allow_multi_fold, const bool silence_non_portable, SV** ret_invlist)
+STATIC regnode*        S_regclass(pTHX_ RExC_state_t *pRExC_state, I32 *flagp, U32 depth, const bool stop_at_1, bool allow_multi_fold, const bool silence_non_portable, SV** ret_invlist)
                        __attribute__nonnull__(pTHX_1)
                        __attribute__nonnull__(pTHX_2);
 #define PERL_ARGS_ASSERT_REGCLASS      \
        assert(pRExC_state); assert(flagp)
 
-STATIC void    S_reginsert(pTHX_ struct RExC_state_t *pRExC_state, U8 op, regnode *opnd, U32 depth)
+STATIC void    S_reginsert(pTHX_ RExC_state_t *pRExC_state, U8 op, regnode *opnd, U32 depth)
                        __attribute__nonnull__(pTHX_1)
                        __attribute__nonnull__(pTHX_3);
 #define PERL_ARGS_ASSERT_REGINSERT     \
        assert(pRExC_state); assert(opnd)
 
-STATIC char *  S_regpatws(struct RExC_state_t *pRExC_state, char *p, const bool recognize_comment)
+STATIC char *  S_regpatws(pTHX_ RExC_state_t *pRExC_state, char *p, const bool recognize_comment)
                        __attribute__warn_unused_result__
-                       __attribute__nonnull__(1)
-                       __attribute__nonnull__(2);
+                       __attribute__nonnull__(pTHX_1)
+                       __attribute__nonnull__(pTHX_2);
 #define PERL_ARGS_ASSERT_REGPATWS      \
        assert(pRExC_state); assert(p)
 
-STATIC regnode*        S_regpiece(pTHX_ struct RExC_state_t *pRExC_state, I32 *flagp, U32 depth)
+STATIC regnode*        S_regpiece(pTHX_ RExC_state_t *pRExC_state, I32 *flagp, U32 depth)
                        __attribute__nonnull__(pTHX_1)
                        __attribute__nonnull__(pTHX_2);
 #define PERL_ARGS_ASSERT_REGPIECE      \
        assert(pRExC_state); assert(flagp)
 
-PERL_STATIC_INLINE I32 S_regpposixcc(pTHX_ struct RExC_state_t *pRExC_state, I32 value, const bool strict)
+PERL_STATIC_INLINE I32 S_regpposixcc(pTHX_ RExC_state_t *pRExC_state, I32 value, const bool strict)
                        __attribute__nonnull__(pTHX_1);
 #define PERL_ARGS_ASSERT_REGPPOSIXCC   \
        assert(pRExC_state)
 
-STATIC void    S_regtail(pTHX_ struct RExC_state_t *pRExC_state, regnode *p, const regnode *val, U32 depth)
+STATIC void    S_regtail(pTHX_ RExC_state_t *pRExC_state, regnode *p, const regnode *val, U32 depth)
                        __attribute__nonnull__(pTHX_1)
                        __attribute__nonnull__(pTHX_2)
                        __attribute__nonnull__(pTHX_3);
 #define PERL_ARGS_ASSERT_REGTAIL       \
        assert(pRExC_state); assert(p); assert(val)
 
-STATIC STRLEN  S_reguni(pTHX_ const struct RExC_state_t *pRExC_state, UV uv, char *s)
+PERL_STATIC_INLINE STRLEN      S_reguni(pTHX_ const RExC_state_t *pRExC_state, UV uv, char *s)
                        __attribute__nonnull__(pTHX_1)
                        __attribute__nonnull__(pTHX_3);
 #define PERL_ARGS_ASSERT_REGUNI        \
        assert(pRExC_state); assert(s)
 
-STATIC char *  S_regwhite(struct RExC_state_t *pRExC_state, char *p)
-                       __attribute__warn_unused_result__
-                       __attribute__nonnull__(1)
-                       __attribute__nonnull__(2);
-#define PERL_ARGS_ASSERT_REGWHITE      \
-       assert(pRExC_state); assert(p)
-
-STATIC void    S_scan_commit(pTHX_ const struct RExC_state_t *pRExC_state, struct scan_data_t *data, SSize_t *minlenp, int is_inf)
+STATIC void    S_scan_commit(pTHX_ const RExC_state_t *pRExC_state, struct scan_data_t *data, SSize_t *minlenp, int is_inf)
                        __attribute__nonnull__(pTHX_1)
                        __attribute__nonnull__(pTHX_2)
                        __attribute__nonnull__(pTHX_3);
 #define PERL_ARGS_ASSERT_SCAN_COMMIT   \
        assert(pRExC_state); assert(data); assert(minlenp)
 
-STATIC SSize_t S_study_chunk(pTHX_ struct RExC_state_t *pRExC_state, regnode **scanp, SSize_t *minlenp, SSize_t *deltap, regnode *last, struct scan_data_t *data, I32 stopparen, U8* recursed, struct regnode_charclass_class *and_withp, U32 flags, U32 depth)
+STATIC void    S_set_ANYOF_arg(pTHX_ RExC_state_t* const pRExC_state, regnode* const node, SV* const cp_list, SV* const runtime_defns, SV* const only_utf8_locale_list, SV* const swash, const bool has_user_defined_property)
+                       __attribute__nonnull__(pTHX_1)
+                       __attribute__nonnull__(pTHX_2);
+#define PERL_ARGS_ASSERT_SET_ANYOF_ARG \
+       assert(pRExC_state); assert(node)
+
+PERL_STATIC_INLINE void        S_ssc_add_range(pTHX_ regnode_ssc *ssc, UV const start, UV const end)
+                       __attribute__nonnull__(pTHX_1);
+#define PERL_ARGS_ASSERT_SSC_ADD_RANGE \
+       assert(ssc)
+
+STATIC void    S_ssc_and(pTHX_ const RExC_state_t *pRExC_state, regnode_ssc *ssc, const regnode_charclass *and_with)
+                       __attribute__nonnull__(pTHX_1)
+                       __attribute__nonnull__(pTHX_2)
+                       __attribute__nonnull__(pTHX_3);
+#define PERL_ARGS_ASSERT_SSC_AND       \
+       assert(pRExC_state); assert(ssc); assert(and_with)
+
+STATIC void    S_ssc_anything(pTHX_ regnode_ssc *ssc)
+                       __attribute__nonnull__(pTHX_1);
+#define PERL_ARGS_ASSERT_SSC_ANYTHING  \
+       assert(ssc)
+
+PERL_STATIC_INLINE void        S_ssc_clear_locale(pTHX_ regnode_ssc *ssc)
+                       __attribute__nonnull__(pTHX_1);
+#define PERL_ARGS_ASSERT_SSC_CLEAR_LOCALE      \
+       assert(ssc)
+
+PERL_STATIC_INLINE void        S_ssc_cp_and(pTHX_ regnode_ssc *ssc, UV const cp)
+                       __attribute__nonnull__(pTHX_1);
+#define PERL_ARGS_ASSERT_SSC_CP_AND    \
+       assert(ssc)
+
+STATIC void    S_ssc_finalize(pTHX_ RExC_state_t *pRExC_state, regnode_ssc *ssc)
+                       __attribute__nonnull__(pTHX_1)
+                       __attribute__nonnull__(pTHX_2);
+#define PERL_ARGS_ASSERT_SSC_FINALIZE  \
+       assert(pRExC_state); assert(ssc)
+
+STATIC void    S_ssc_init(pTHX_ const RExC_state_t *pRExC_state, regnode_ssc *ssc)
+                       __attribute__nonnull__(pTHX_1)
+                       __attribute__nonnull__(pTHX_2);
+#define PERL_ARGS_ASSERT_SSC_INIT      \
+       assert(pRExC_state); assert(ssc)
+
+PERL_STATIC_INLINE void        S_ssc_intersection(pTHX_ regnode_ssc *ssc, SV* const invlist, const bool invert_2nd)
+                       __attribute__nonnull__(pTHX_1)
+                       __attribute__nonnull__(pTHX_2);
+#define PERL_ARGS_ASSERT_SSC_INTERSECTION      \
+       assert(ssc); assert(invlist)
+
+STATIC int     S_ssc_is_anything(pTHX_ const regnode_ssc *ssc)
+                       __attribute__warn_unused_result__
+                       __attribute__nonnull__(pTHX_1);
+#define PERL_ARGS_ASSERT_SSC_IS_ANYTHING       \
+       assert(ssc)
+
+STATIC int     S_ssc_is_cp_posixl_init(pTHX_ const RExC_state_t *pRExC_state, const regnode_ssc *ssc)
+                       __attribute__warn_unused_result__
+                       __attribute__nonnull__(pTHX_1)
+                       __attribute__nonnull__(pTHX_2);
+#define PERL_ARGS_ASSERT_SSC_IS_CP_POSIXL_INIT \
+       assert(pRExC_state); assert(ssc)
+
+STATIC void    S_ssc_or(pTHX_ const RExC_state_t *pRExC_state, regnode_ssc *ssc, const regnode_charclass *or_with)
+                       __attribute__nonnull__(pTHX_1)
+                       __attribute__nonnull__(pTHX_2)
+                       __attribute__nonnull__(pTHX_3);
+#define PERL_ARGS_ASSERT_SSC_OR        \
+       assert(pRExC_state); assert(ssc); assert(or_with)
+
+PERL_STATIC_INLINE void        S_ssc_union(pTHX_ regnode_ssc *ssc, SV* const invlist, const bool invert_2nd)
+                       __attribute__nonnull__(pTHX_1)
+                       __attribute__nonnull__(pTHX_2);
+#define PERL_ARGS_ASSERT_SSC_UNION     \
+       assert(ssc); assert(invlist)
+
+STATIC SSize_t S_study_chunk(pTHX_ RExC_state_t *pRExC_state, regnode **scanp, SSize_t *minlenp, SSize_t *deltap, regnode *last, struct scan_data_t *data, I32 stopparen, U32 recursed_depth, regnode_ssc *and_withp, U32 flags, U32 depth)
                        __attribute__nonnull__(pTHX_1)
                        __attribute__nonnull__(pTHX_2)
                        __attribute__nonnull__(pTHX_3)
@@ -6811,6 +7017,22 @@ PERL_CALLCONV void       Perl__invlist_dump(pTHX_ PerlIO *file, I32 level, const char*
        assert(file); assert(indent); assert(invlist)
 
 #endif
+#if defined(PERL_IN_REGCOMP_C) || defined(PERL_IN_PERL_C) || defined(PERL_IN_UTF8_C)
+PERL_CALLCONV SV*      Perl__new_invlist_C_array(pTHX_ const UV* const list)
+                       __attribute__warn_unused_result__
+                       __attribute__nonnull__(pTHX_1);
+#define PERL_ARGS_ASSERT__NEW_INVLIST_C_ARRAY  \
+       assert(list)
+
+#endif
+#if defined(PERL_IN_REGCOMP_C) || defined(PERL_IN_REGEXEC_C)
+PERL_CALLCONV SV*      Perl__get_regclass_nonbitmap_data(pTHX_ const regexp *prog, const struct regnode *node, bool doinit, SV **listsvp, SV **lonly_utf8_locale)
+                       __attribute__nonnull__(pTHX_2);
+#define PERL_ARGS_ASSERT__GET_REGCLASS_NONBITMAP_DATA  \
+       assert(node)
+
+PERL_CALLCONV void     Perl__load_PL_utf8_foldclosures(pTHX);
+#endif
 #if defined(PERL_IN_REGCOMP_C) || defined(PERL_IN_REGEXEC_C) || defined(PERL_IN_UTF8_C)
 PERL_CALLCONV SV*      Perl__get_swash_invlist(pTHX_ SV* const swash)
                        __attribute__warn_unused_result__
@@ -6872,7 +7094,7 @@ STATIC char*      S_form_short_octal_warning(pTHX_ const char * const s, const STRLEN
 #define PERL_ARGS_ASSERT_FORM_SHORT_OCTAL_WARNING      \
        assert(s)
 
-STATIC char    S_grok_bslash_c(pTHX_ const char source, const bool utf8, const bool output_warning)
+STATIC char    S_grok_bslash_c(pTHX_ const char source, const bool output_warning)
                        __attribute__warn_unused_result__;
 
 STATIC bool    S_grok_bslash_o(pTHX_ char** s, UV* uv, const char** error_msg, const bool output_warning, const bool strict, const bool silence_non_portable, const bool utf8)
@@ -6919,11 +7141,6 @@ PERL_CALLCONV void       Perl__invlist_invert(pTHX_ SV* const invlist)
 #define PERL_ARGS_ASSERT__INVLIST_INVERT       \
        assert(invlist)
 
-PERL_CALLCONV void     Perl__invlist_invert_prop(pTHX_ SV* const invlist)
-                       __attribute__nonnull__(pTHX_1);
-#define PERL_ARGS_ASSERT__INVLIST_INVERT_PROP  \
-       assert(invlist)
-
 PERL_CALLCONV void     Perl__invlist_populate_swatch(pTHX_ SV* const invlist, const UV start, const UV end, U8* swatch)
                        __attribute__nonnull__(pTHX_1)
                        __attribute__nonnull__(pTHX_4);
@@ -6948,6 +7165,12 @@ PERL_CALLCONV void       Perl__invlist_union_maybe_complement_2nd(pTHX_ SV* const a, S
 PERL_CALLCONV SV*      Perl__new_invlist(pTHX_ IV initial_size)
                        __attribute__warn_unused_result__;
 
+PERL_CALLCONV SV*      Perl__setup_canned_invlist(pTHX_ const STRLEN size, const UV element0, UV** other_elements_ptr)
+                       __attribute__warn_unused_result__
+                       __attribute__nonnull__(pTHX_3);
+#define PERL_ARGS_ASSERT__SETUP_CANNED_INVLIST \
+       assert(other_elements_ptr)
+
 PERL_CALLCONV SV*      Perl__swash_to_invlist(pTHX_ SV* const swash)
                        __attribute__warn_unused_result__
                        __attribute__nonnull__(pTHX_1);
@@ -6956,12 +7179,6 @@ PERL_CALLCONV SV*        Perl__swash_to_invlist(pTHX_ SV* const swash)
 
 #endif
 #if defined(PERL_IN_REGEXEC_C)
-STATIC SV*     S_core_regclass_swash(pTHX_ const regexp *prog, const struct regnode *node, bool doinit, SV **listsvp)
-                       __attribute__warn_unused_result__
-                       __attribute__nonnull__(pTHX_2);
-#define PERL_ARGS_ASSERT_CORE_REGCLASS_SWASH   \
-       assert(node)
-
 STATIC char*   S_find_byclass(pTHX_ regexp * prog, const regnode *c, char *s, const char *strend, regmatch_info *reginfo)
                        __attribute__warn_unused_result__
                        __attribute__nonnull__(pTHX_1)
@@ -7005,6 +7222,14 @@ STATIC U8*       S_reghop3(U8 *s, SSize_t off, const U8 *lim)
 #define PERL_ARGS_ASSERT_REGHOP3       \
        assert(s); assert(lim)
 
+STATIC U8*     S_reghop4(U8 *s, SSize_t off, const U8 *llim, const U8 *rlim)
+                       __attribute__warn_unused_result__
+                       __attribute__nonnull__(1)
+                       __attribute__nonnull__(3)
+                       __attribute__nonnull__(4);
+#define PERL_ARGS_ASSERT_REGHOP4       \
+       assert(s); assert(llim); assert(rlim)
+
 STATIC U8*     S_reghopmaybe3(U8 *s, SSize_t off, const U8 *lim)
                        __attribute__warn_unused_result__
                        __attribute__nonnull__(1)
@@ -7012,12 +7237,13 @@ STATIC U8*      S_reghopmaybe3(U8 *s, SSize_t off, const U8 *lim)
 #define PERL_ARGS_ASSERT_REGHOPMAYBE3  \
        assert(s); assert(lim)
 
-STATIC bool    S_reginclass(pTHX_ regexp * const prog, const regnode * const n, const U8 * const p, bool const utf8_target)
+STATIC bool    S_reginclass(pTHX_ regexp * const prog, const regnode * const n, const U8 * const p, const U8 * const p_end, bool const utf8_target)
                        __attribute__warn_unused_result__
                        __attribute__nonnull__(pTHX_2)
-                       __attribute__nonnull__(pTHX_3);
+                       __attribute__nonnull__(pTHX_3)
+                       __attribute__nonnull__(pTHX_4);
 #define PERL_ARGS_ASSERT_REGINCLASS    \
-       assert(n); assert(p)
+       assert(n); assert(p); assert(p_end)
 
 STATIC SSize_t S_regmatch(pTHX_ regmatch_info *reginfo, char *startpos, regnode *prog)
                        __attribute__warn_unused_result__
@@ -7053,16 +7279,6 @@ STATIC void      S_to_utf8_substr(pTHX_ regexp * prog)
 #define PERL_ARGS_ASSERT_TO_UTF8_SUBSTR        \
        assert(prog)
 
-#  if defined(XXX_dmq)
-STATIC U8*     S_reghop4(U8 *s, SSize_t off, const U8 *llim, const U8 *rlim)
-                       __attribute__warn_unused_result__
-                       __attribute__nonnull__(1)
-                       __attribute__nonnull__(3)
-                       __attribute__nonnull__(4);
-#define PERL_ARGS_ASSERT_REGHOP4       \
-       assert(s); assert(llim); assert(rlim)
-
-#  endif
 #endif
 #if defined(PERL_IN_SCOPE_C)
 STATIC void    S_save_pushptri32ptr(pTHX_ void *const ptr1, const I32 i, void *const ptr2, const int type);
@@ -7136,11 +7352,6 @@ STATIC void      S_not_a_number(pTHX_ SV *const sv)
 #define PERL_ARGS_ASSERT_NOT_A_NUMBER  \
        assert(sv)
 
-STATIC void    S_not_incrementable(pTHX_ SV *const sv)
-                       __attribute__nonnull__(pTHX_1);
-#define PERL_ARGS_ASSERT_NOT_INCREMENTABLE     \
-       assert(sv)
-
 STATIC PTR_TBL_ENT_t * S_ptr_table_find(PTR_TBL_t *const tbl, const void *const sv)
                        __attribute__warn_unused_result__
                        __attribute__nonnull__(1);
@@ -7157,12 +7368,6 @@ STATIC void      S_sv_add_arena(pTHX_ char *const ptr, const U32 size, const U32 flag
 #define PERL_ARGS_ASSERT_SV_ADD_ARENA  \
        assert(ptr)
 
-STATIC const char *    S_sv_display(pTHX_ SV *const sv, char *tmpbuf, STRLEN tmpbuf_size)
-                       __attribute__nonnull__(pTHX_1)
-                       __attribute__nonnull__(pTHX_2);
-#define PERL_ARGS_ASSERT_SV_DISPLAY    \
-       assert(sv); assert(tmpbuf)
-
 STATIC STRLEN  S_sv_pos_b2u_midway(pTHX_ const U8 *const s, const U8 *const target, const U8 *end, STRLEN endu)
                        __attribute__nonnull__(pTHX_1)
                        __attribute__nonnull__(pTHX_2)
@@ -7351,7 +7556,6 @@ STATIC void       S_parse_ident(pTHX_ char **s, char **d, char * const e, int allow_pa
        assert(s); assert(d); assert(e)
 
 STATIC int     S_pending_ident(pTHX);
-STATIC void    S_readpipe_override(pTHX);
 STATIC char*   S_scan_const(pTHX_ char *start)
                        __attribute__warn_unused_result__
                        __attribute__nonnull__(pTHX_1);
@@ -7370,12 +7574,11 @@ STATIC char*    S_scan_heredoc(pTHX_ char *s)
 #define PERL_ARGS_ASSERT_SCAN_HEREDOC  \
        assert(s)
 
-STATIC char*   S_scan_ident(pTHX_ char *s, const char *send, char *dest, STRLEN destlen, I32 ck_uni)
+STATIC char*   S_scan_ident(pTHX_ char *s, char *dest, STRLEN destlen, I32 ck_uni)
                        __attribute__nonnull__(pTHX_1)
-                       __attribute__nonnull__(pTHX_2)
-                       __attribute__nonnull__(pTHX_3);
+                       __attribute__nonnull__(pTHX_2);
 #define PERL_ARGS_ASSERT_SCAN_IDENT    \
-       assert(s); assert(send); assert(dest)
+       assert(s); assert(dest)
 
 STATIC char*   S_scan_inputsymbol(pTHX_ char *start)
                        __attribute__warn_unused_result__
@@ -7389,7 +7592,7 @@ STATIC char*      S_scan_pat(pTHX_ char *start, I32 type)
 #define PERL_ARGS_ASSERT_SCAN_PAT      \
        assert(start)
 
-STATIC char*   S_scan_str(pTHX_ char *start, int keep_quoted, int keep_delims, int re_reparse, bool deprecate_escaped_matching)
+STATIC char*   S_scan_str(pTHX_ char *start, int keep_quoted, int keep_delims, int re_reparse, bool deprecate_escaped_matching, char **delimp)
                        __attribute__warn_unused_result__
                        __attribute__nonnull__(pTHX_1);
 #define PERL_ARGS_ASSERT_SCAN_STR      \
@@ -7495,7 +7698,7 @@ PERL_STATIC_INLINE STRLEN S_is_utf8_char_slow(const U8 *s, const STRLEN len)
 #define PERL_ARGS_ASSERT_IS_UTF8_CHAR_SLOW     \
        assert(s)
 
-PERL_STATIC_INLINE bool        S_is_utf8_common(pTHX_ const U8 *const p, SV **swash, const char * const swashname)
+PERL_STATIC_INLINE bool        S_is_utf8_common(pTHX_ const U8 *const p, SV **swash, const char * const swashname, SV* const invlist)
                        __attribute__warn_unused_result__
                        __attribute__nonnull__(pTHX_1)
                        __attribute__nonnull__(pTHX_2)
@@ -7503,6 +7706,17 @@ PERL_STATIC_INLINE bool  S_is_utf8_common(pTHX_ const U8 *const p, SV **swash, co
 #define PERL_ARGS_ASSERT_IS_UTF8_COMMON        \
        assert(p); assert(swash); assert(swashname)
 
+STATIC U8*     S_swash_scan_list_line(pTHX_ U8* l, U8* const lend, UV* min, UV* max, UV* val, const bool wants_value, const U8* const typestr)
+                       __attribute__warn_unused_result__
+                       __attribute__nonnull__(pTHX_1)
+                       __attribute__nonnull__(pTHX_2)
+                       __attribute__nonnull__(pTHX_3)
+                       __attribute__nonnull__(pTHX_4)
+                       __attribute__nonnull__(pTHX_5)
+                       __attribute__nonnull__(pTHX_7);
+#define PERL_ARGS_ASSERT_SWASH_SCAN_LIST_LINE  \
+       assert(l); assert(lend); assert(min); assert(max); assert(val); assert(typestr)
+
 STATIC SV*     S_swatch_get(pTHX_ SV* swash, UV start, UV span)
                        __attribute__warn_unused_result__
                        __attribute__nonnull__(pTHX_1);
@@ -7847,7 +8061,7 @@ PERL_CALLCONV char*       Perl_sv_collxfrm_flags(pTHX_ SV *const sv, STRLEN *const nxp
        assert(sv); assert(nxp)
 
 #endif
-#if defined(USE_PERLIO) && !defined(USE_SFIO)
+#if defined(USE_PERLIO)
 PERL_CALLCONV void     Perl_PerlIO_clearerr(pTHX_ PerlIO *f);
 PERL_CALLCONV int      Perl_PerlIO_close(pTHX_ PerlIO *f);
 PERL_CALLCONV int      Perl_PerlIO_eof(pTHX_ PerlIO *f);
@@ -7894,6 +8108,9 @@ PERL_CALLCONV SSize_t     Perl_PerlIO_write(pTHX_ PerlIO *f, const void *vbuf, Size_
 
 #endif
 #if defined(WIN32)
+PERL_CALLCONV char*    Perl_my_setlocale(pTHX_ int category, const char* locale)
+                       __attribute__pure__;
+
 PERL_CALLCONV_NO_RET void      win32_croak_not_implemented(const char * fname)
                        __attribute__noreturn__
                        __attribute__nonnull__(1);