This is a live mirror of the Perl 5 development currently hosted at https://github.com/perl/perl5
perlfunc: clarification
[perl5.git] / proto.h
diff --git a/proto.h b/proto.h
index 11a7d1b..2ecd0ec 100644 (file)
--- a/proto.h
+++ b/proto.h
@@ -23,13 +23,22 @@ PERL_CALLCONV int   Perl_Gv_AMupdate(pTHX_ HV* stash, bool destructing)
        assert(stash)
 
 PERL_CALLCONV const char *     Perl_PerlIO_context_layers(pTHX_ const char *mode);
+PERL_CALLCONV void*    Perl_Slab_Alloc(pTHX_ size_t sz)
+                       __attribute__malloc__
+                       __attribute__warn_unused_result__;
+
+PERL_CALLCONV void     Perl_Slab_Free(pTHX_ void *op)
+                       __attribute__nonnull__(pTHX_1);
+#define PERL_ARGS_ASSERT_SLAB_FREE     \
+       assert(op)
+
 PERL_CALLCONV bool     Perl__is_utf8__perl_idstart(pTHX_ const U8 *p)
                        __attribute__warn_unused_result__
                        __attribute__nonnull__(pTHX_1);
 #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 bool flags)
+PERL_CALLCONV UV       Perl__to_uni_fold_flags(pTHX_ UV c, U8 *p, STRLEN *lenp, const U8 flags)
                        __attribute__nonnull__(pTHX_2)
                        __attribute__nonnull__(pTHX_3);
 #define PERL_ARGS_ASSERT__TO_UNI_FOLD_FLAGS    \
@@ -303,12 +312,6 @@ PERL_CALLCONV OP * Perl_ck_bitop(pTHX_ OP *o)
 #define PERL_ARGS_ASSERT_CK_BITOP      \
        assert(o)
 
-PERL_CALLCONV OP *     Perl_ck_chdir(pTHX_ OP *o)
-                       __attribute__warn_unused_result__
-                       __attribute__nonnull__(pTHX_1);
-#define PERL_ARGS_ASSERT_CK_CHDIR      \
-       assert(o)
-
 PERL_CALLCONV OP *     Perl_ck_cmp(pTHX_ OP *o)
                        __attribute__warn_unused_result__
                        __attribute__nonnull__(pTHX_1);
@@ -626,26 +629,27 @@ PERL_CALLCONV OP *        Perl_coresub_op(pTHX_ SV *coreargssv, const int code, const i
        assert(coreargssv)
 
 PERL_CALLCONV PERL_CONTEXT*    Perl_create_eval_scope(pTHX_ U32 flags);
-PERL_CALLCONV void     Perl_croak(pTHX_ const char* pat, ...)
+PERL_CALLCONV_NO_RET void      Perl_croak(pTHX_ const char* pat, ...)
                        __attribute__noreturn__
                        __attribute__format__null_ok__(__printf__,pTHX_1,pTHX_2);
 
-PERL_CALLCONV void     Perl_croak_no_modify(pTHX)
+PERL_CALLCONV_NO_RET void      Perl_croak_no_modify(pTHX)
                        __attribute__noreturn__;
 
-PERL_CALLCONV void     Perl_croak_sv(pTHX_ SV *baseex)
+PERL_CALLCONV_NO_RET void      Perl_croak_sv(pTHX_ SV *baseex)
                        __attribute__noreturn__
                        __attribute__nonnull__(pTHX_1);
 #define PERL_ARGS_ASSERT_CROAK_SV      \
        assert(baseex)
 
-PERL_CALLCONV void     Perl_croak_xs_usage(pTHX_ const CV *const cv, const char *const params)
+PERL_CALLCONV_NO_RET void      Perl_croak_xs_usage(pTHX_ const CV *const cv, const char *const params)
                        __attribute__noreturn__
                        __attribute__nonnull__(pTHX_1)
                        __attribute__nonnull__(pTHX_2);
 #define PERL_ARGS_ASSERT_CROAK_XS_USAGE        \
        assert(cv); assert(params)
 
+PERL_CALLCONV regexp_engine const *    Perl_current_re_engine(pTHX);
 PERL_CALLCONV const char *     Perl_custom_op_desc(pTHX_ const OP *o)
                        __attribute__warn_unused_result__
                        __attribute__nonnull__(pTHX_1);
@@ -683,6 +687,11 @@ PERL_CALLCONV CV*  Perl_cv_clone(pTHX_ CV* proto)
 PERL_CALLCONV SV*      Perl_cv_const_sv(pTHX_ const CV *const cv)
                        __attribute__warn_unused_result__;
 
+PERL_CALLCONV void     Perl_cv_forget_slab(pTHX_ CV *cv)
+                       __attribute__nonnull__(pTHX_1);
+#define PERL_ARGS_ASSERT_CV_FORGET_SLAB        \
+       assert(cv)
+
 PERL_CALLCONV void     Perl_cv_get_call_checker(pTHX_ CV *cv, Perl_call_checker *ckfun_p, SV **ckobj_p)
                        __attribute__nonnull__(pTHX_1)
                        __attribute__nonnull__(pTHX_2)
@@ -754,7 +763,7 @@ PERL_CALLCONV OP*   Perl_die_sv(pTHX_ SV *baseex)
 #define PERL_ARGS_ASSERT_DIE_SV        \
        assert(baseex)
 
-PERL_CALLCONV void     Perl_die_unwind(pTHX_ SV* msv)
+PERL_CALLCONV_NO_RET void      Perl_die_unwind(pTHX_ SV* msv)
                        __attribute__noreturn__
                        __attribute__nonnull__(pTHX_1);
 #define PERL_ARGS_ASSERT_DIE_UNWIND    \
@@ -893,7 +902,7 @@ PERL_CALLCONV I32   Perl_do_trans(pTHX_ SV* sv)
 #define PERL_ARGS_ASSERT_DO_TRANS      \
        assert(sv)
 
-PERL_CALLCONV UV       Perl_do_vecget(pTHX_ SV* sv, I32 offset, I32 size)
+PERL_CALLCONV UV       Perl_do_vecget(pTHX_ SV* sv, SSize_t offset, int size)
                        __attribute__nonnull__(pTHX_1);
 #define PERL_ARGS_ASSERT_DO_VECGET     \
        assert(sv)
@@ -1022,6 +1031,9 @@ PERL_CALLCONV void        Perl_finalize_optree(pTHX_ OP* o)
 PERL_CALLCONV CV*      Perl_find_runcv(pTHX_ U32 *db_seqp)
                        __attribute__warn_unused_result__;
 
+PERL_CALLCONV CV*      Perl_find_runcv_where(pTHX_ U8 cond, void *arg, U32 *db_seqp)
+                       __attribute__warn_unused_result__;
+
 PERL_CALLCONV SV*      Perl_find_rundefsv(pTHX);
 PERL_CALLCONV SV*      Perl_find_rundefsv2(pTHX_ CV *cv, U32 seq)
                        __attribute__nonnull__(pTHX_1);
@@ -1601,6 +1613,7 @@ PERL_CALLCONV void        Perl_init_argv_symbols(pTHX_ int argc, char **argv)
 #define PERL_ARGS_ASSERT_INIT_ARGV_SYMBOLS     \
        assert(argv)
 
+PERL_CALLCONV void     Perl_init_constants(pTHX);
 PERL_CALLCONV void     Perl_init_dbargs(pTHX);
 PERL_CALLCONV void     Perl_init_debugger(pTHX);
 PERL_CALLCONV int      Perl_init_i18nl10n(pTHX_ int printwarn);
@@ -1660,6 +1673,10 @@ PERL_CALLCONV bool       Perl_is_uni_ascii_lc(pTHX_ UV c)
                        __attribute__warn_unused_result__
                        __attribute__pure__;
 
+PERL_CALLCONV bool     Perl_is_uni_blank(pTHX_ UV c)
+                       __attribute__warn_unused_result__
+                       __attribute__pure__;
+
 PERL_CALLCONV bool     Perl_is_uni_cntrl(pTHX_ UV c)
                        __attribute__warn_unused_result__
                        __attribute__pure__;
@@ -1818,6 +1835,12 @@ PERL_CALLCONV bool       Perl_is_utf8_ascii(pTHX_ const U8 *p)
 #define PERL_ARGS_ASSERT_IS_UTF8_ASCII \
        assert(p)
 
+PERL_CALLCONV bool     Perl_is_utf8_blank(pTHX_ const U8 *p)
+                       __attribute__warn_unused_result__
+                       __attribute__nonnull__(pTHX_1);
+#define PERL_ARGS_ASSERT_IS_UTF8_BLANK \
+       assert(p)
+
 PERL_CALLCONV STRLEN   Perl_is_utf8_char(const U8 *s)
                        __attribute__deprecated__
                        __attribute__nonnull__(1);
@@ -1913,7 +1936,7 @@ PERL_CALLCONV bool        Perl_is_utf8_string(const U8 *s, STRLEN len)
 #define PERL_ARGS_ASSERT_IS_UTF8_STRING        \
        assert(s)
 
-/* PERL_CALLCONV bool  Perl_is_utf8_string_loc(const U8 *s, STRLEN len, const U8 **p)
+/* PERL_CALLCONV bool  Perl_is_utf8_string_loc(const U8 *s, STRLEN len, const U8 **ep)
                        __attribute__nonnull__(1); */
 #define PERL_ARGS_ASSERT_IS_UTF8_STRING_LOC    \
        assert(s)
@@ -2025,6 +2048,12 @@ PERL_CALLCONV int        Perl_magic_clear_all_env(pTHX_ SV* sv, MAGIC* mg)
 #define PERL_ARGS_ASSERT_MAGIC_CLEAR_ALL_ENV   \
        assert(sv); assert(mg)
 
+PERL_CALLCONV int      Perl_magic_cleararylen_p(pTHX_ SV* sv, MAGIC* mg)
+                       __attribute__nonnull__(pTHX_1)
+                       __attribute__nonnull__(pTHX_2);
+#define PERL_ARGS_ASSERT_MAGIC_CLEARARYLEN_P   \
+       assert(sv); assert(mg)
+
 PERL_CALLCONV int      Perl_magic_clearenv(pTHX_ SV* sv, MAGIC* mg)
                        __attribute__nonnull__(pTHX_1)
                        __attribute__nonnull__(pTHX_2);
@@ -2060,6 +2089,13 @@ PERL_CALLCONV int        Perl_magic_clearsig(pTHX_ SV* sv, MAGIC* mg)
 #define PERL_ARGS_ASSERT_MAGIC_CLEARSIG        \
        assert(sv); assert(mg)
 
+PERL_CALLCONV int      Perl_magic_copycallchecker(pTHX_ SV* sv, MAGIC *mg, SV *nsv, const char *name, I32 namlen)
+                       __attribute__nonnull__(pTHX_1)
+                       __attribute__nonnull__(pTHX_2)
+                       __attribute__nonnull__(pTHX_3);
+#define PERL_ARGS_ASSERT_MAGIC_COPYCALLCHECKER \
+       assert(sv); assert(mg); assert(nsv)
+
 PERL_CALLCONV void     Perl_magic_dump(pTHX_ const MAGIC *mg);
 PERL_CALLCONV int      Perl_magic_existspack(pTHX_ SV* sv, const MAGIC* mg)
                        __attribute__nonnull__(pTHX_1)
@@ -2183,7 +2219,7 @@ PERL_CALLCONV int Perl_magic_regdatum_get(pTHX_ SV* sv, MAGIC* mg)
 #define PERL_ARGS_ASSERT_MAGIC_REGDATUM_GET    \
        assert(sv); assert(mg)
 
-PERL_CALLCONV int      Perl_magic_regdatum_set(pTHX_ SV* sv, MAGIC* mg)
+PERL_CALLCONV_NO_RET int       Perl_magic_regdatum_set(pTHX_ SV* sv, MAGIC* mg)
                        __attribute__noreturn__
                        __attribute__nonnull__(pTHX_1)
                        __attribute__nonnull__(pTHX_2);
@@ -2208,12 +2244,6 @@ PERL_CALLCONV int        Perl_magic_set_all_env(pTHX_ SV* sv, MAGIC* mg)
 #define PERL_ARGS_ASSERT_MAGIC_SET_ALL_ENV     \
        assert(sv); assert(mg)
 
-PERL_CALLCONV int      Perl_magic_setamagic(pTHX_ SV* sv, MAGIC* mg)
-                       __attribute__nonnull__(pTHX_1)
-                       __attribute__nonnull__(pTHX_2);
-#define PERL_ARGS_ASSERT_MAGIC_SETAMAGIC       \
-       assert(sv); assert(mg)
-
 PERL_CALLCONV int      Perl_magic_setarylen(pTHX_ SV* sv, MAGIC* mg)
                        __attribute__nonnull__(pTHX_1)
                        __attribute__nonnull__(pTHX_2);
@@ -2315,12 +2345,6 @@ PERL_CALLCONV int        Perl_magic_setvec(pTHX_ SV* sv, MAGIC* mg)
 #define PERL_ARGS_ASSERT_MAGIC_SETVEC  \
        assert(sv); assert(mg)
 
-PERL_CALLCONV int      Perl_magic_setvstring(pTHX_ SV* sv, MAGIC* mg)
-                       __attribute__nonnull__(pTHX_1)
-                       __attribute__nonnull__(pTHX_2);
-#define PERL_ARGS_ASSERT_MAGIC_SETVSTRING      \
-       assert(sv); assert(mg)
-
 PERL_CALLCONV U32      Perl_magic_sizepack(pTHX_ SV* sv, MAGIC* mg)
                        __attribute__nonnull__(pTHX_1)
                        __attribute__nonnull__(pTHX_2);
@@ -2474,11 +2498,6 @@ PERL_CALLCONV SV*        Perl_mro_set_private_data(pTHX_ struct mro_meta *const smeta,
 #define PERL_ARGS_ASSERT_MRO_SET_PRIVATE_DATA  \
        assert(smeta); assert(which); assert(data)
 
-PERL_CALLCONV void     Perl_munge_qwlist_to_paren_list(pTHX_ OP* qwlist)
-                       __attribute__nonnull__(pTHX_1);
-#define PERL_ARGS_ASSERT_MUNGE_QWLIST_TO_PAREN_LIST    \
-       assert(qwlist)
-
 PERL_CALLCONV NV       Perl_my_atof(pTHX_ const char *s)
                        __attribute__nonnull__(pTHX_1);
 #define PERL_ARGS_ASSERT_MY_ATOF       \
@@ -2497,10 +2516,10 @@ PERL_CALLCONV OP *      Perl_my_attrs(pTHX_ OP *o, OP *attrs)
 
 PERL_CALLCONV void     Perl_my_clearenv(pTHX);
 PERL_CALLCONV int      Perl_my_dirfd(pTHX_ DIR* dir);
-PERL_CALLCONV void     Perl_my_exit(pTHX_ U32 status)
+PERL_CALLCONV_NO_RET void      Perl_my_exit(pTHX_ U32 status)
                        __attribute__noreturn__;
 
-PERL_CALLCONV void     Perl_my_failure_exit(pTHX)
+PERL_CALLCONV_NO_RET void      Perl_my_failure_exit(pTHX)
                        __attribute__noreturn__;
 
 PERL_CALLCONV I32      Perl_my_fflush_all(pTHX);
@@ -2717,6 +2736,11 @@ PERL_CALLCONV OP*        Perl_newSTATEOP(pTHX_ I32 flags, char* label, OP* o)
                        __attribute__malloc__
                        __attribute__warn_unused_result__;
 
+PERL_CALLCONV CV*      Perl_newSTUB(pTHX_ GV *gv, bool fake)
+                       __attribute__nonnull__(pTHX_1);
+#define PERL_ARGS_ASSERT_NEWSTUB       \
+       assert(gv)
+
 /* PERL_CALLCONV CV*   Perl_newSUB(pTHX_ I32 floor, OP* o, OP* proto, OP* block); */
 PERL_CALLCONV SV*      Perl_newSV(pTHX_ const STRLEN len)
                        __attribute__malloc__
@@ -3044,7 +3068,7 @@ PERL_CALLCONV int perl_run(PerlInterpreter *my_perl)
        assert(my_perl)
 
 PERL_CALLCONV void     Perl_pmop_dump(pTHX_ PMOP* pm);
-PERL_CALLCONV OP*      Perl_pmruntime(pTHX_ OP *o, OP *expr, bool isreg)
+PERL_CALLCONV OP*      Perl_pmruntime(pTHX_ OP *o, OP *expr, bool isreg, I32 floor)
                        __attribute__nonnull__(pTHX_1)
                        __attribute__nonnull__(pTHX_2);
 #define PERL_ARGS_ASSERT_PMRUNTIME     \
@@ -3136,7 +3160,7 @@ PERL_CALLCONV void        Perl_qerror(pTHX_ SV* err)
 #define PERL_ARGS_ASSERT_QERROR        \
        assert(err)
 
-PERL_CALLCONV REGEXP*  Perl_re_compile(pTHX_ SV * const pattern, U32 flags)
+PERL_CALLCONV REGEXP*  Perl_re_compile(pTHX_ SV * const pattern, U32 orig_rx_flags)
                        __attribute__nonnull__(pTHX_1);
 #define PERL_ARGS_ASSERT_RE_COMPILE    \
        assert(pattern)
@@ -3153,10 +3177,23 @@ PERL_CALLCONV SV*       Perl_re_intuit_string(pTHX_ REGEXP  *const r)
 #define PERL_ARGS_ASSERT_RE_INTUIT_STRING      \
        assert(r)
 
+PERL_CALLCONV REGEXP*  Perl_re_op_compile(pTHX_ SV ** const patternp, int pat_count, OP *expr, const regexp_engine* eng, REGEXP *VOL old_re, bool *is_bare_re, U32 rx_flags, U32 pm_flags)
+                       __attribute__nonnull__(pTHX_4);
+#define PERL_ARGS_ASSERT_RE_OP_COMPILE \
+       assert(eng)
+
 PERL_CALLCONV Malloc_t Perl_realloc(Malloc_t where, MEM_SIZE nbytes)
                        __attribute__malloc__
                        __attribute__warn_unused_result__;
 
+PERL_CALLCONV void     Perl_reentrant_free(pTHX);
+PERL_CALLCONV void     Perl_reentrant_init(pTHX);
+PERL_CALLCONV void*    Perl_reentrant_retry(const char *f, ...)
+                       __attribute__nonnull__(1);
+#define PERL_ARGS_ASSERT_REENTRANT_RETRY       \
+       assert(f)
+
+PERL_CALLCONV void     Perl_reentrant_size(pTHX);
 /* PERL_CALLCONV OP*   Perl_ref(pTHX_ OP* o, I32 type); */
 PERL_CALLCONV HV *     Perl_refcounted_he_chain_2hv(pTHX_ const struct refcounted_he *c, U32 flags);
 PERL_CALLCONV SV *     Perl_refcounted_he_fetch_pv(pTHX_ const struct refcounted_he *chain, const char *key, U32 hash, U32 flags)
@@ -3269,11 +3306,6 @@ PERL_CALLCONV void       Perl_regdump(pTHX_ const regexp* r)
 #define PERL_ARGS_ASSERT_REGDUMP       \
        assert(r)
 
-PERL_CALLCONV void     Perl_regdump(pTHX_ const regexp* r)
-                       __attribute__nonnull__(pTHX_1);
-#define PERL_ARGS_ASSERT_REGDUMP       \
-       assert(r)
-
 PERL_CALLCONV I32      Perl_regexec_flags(pTHX_ REGEXP *const rx, char *stringarg, char *strend, char *strbeg, I32 minend, SV *sv, void *data, U32 flags)
                        __attribute__nonnull__(pTHX_1)
                        __attribute__nonnull__(pTHX_2)
@@ -3634,7 +3666,11 @@ PERL_CALLCONV void       Perl_set_context(void *t)
 PERL_CALLCONV void     Perl_set_numeric_local(pTHX);
 PERL_CALLCONV void     Perl_set_numeric_radix(pTHX);
 PERL_CALLCONV void     Perl_set_numeric_standard(pTHX);
-PERL_CALLCONV void     Perl_setdefout(pTHX_ GV* gv);
+PERL_CALLCONV void     Perl_setdefout(pTHX_ GV* gv)
+                       __attribute__nonnull__(pTHX_1);
+#define PERL_ARGS_ASSERT_SETDEFOUT     \
+       assert(gv)
+
 PERL_CALLCONV HEK*     Perl_share_hek(pTHX_ const char* str, I32 len, U32 hash)
                        __attribute__nonnull__(pTHX_1);
 #define PERL_ARGS_ASSERT_SHARE_HEK     \
@@ -3663,13 +3699,6 @@ PERL_CALLCONV PerlIO*    Perl_start_glob(pTHX_ SV *tmpglob, IO *io)
        assert(tmpglob); assert(io)
 
 PERL_CALLCONV I32      Perl_start_subparse(pTHX_ I32 is_format, U32 flags);
-PERL_CALLCONV bool     Perl_stashpv_hvname_match(pTHX_ const COP *c, const HV *hv)
-                       __attribute__warn_unused_result__
-                       __attribute__nonnull__(pTHX_1)
-                       __attribute__nonnull__(pTHX_2);
-#define PERL_ARGS_ASSERT_STASHPV_HVNAME_MATCH  \
-       assert(c); assert(hv)
-
 PERL_CALLCONV NV       Perl_str_to_version(pTHX_ SV *sv)
                        __attribute__warn_unused_result__
                        __attribute__nonnull__(pTHX_1);
@@ -3840,29 +3869,22 @@ PERL_CALLCONV I32       Perl_sv_cmp(pTHX_ SV *const sv1, SV *const sv2);
 PERL_CALLCONV I32      Perl_sv_cmp_flags(pTHX_ SV *const sv1, SV *const sv2, const U32 flags);
 PERL_CALLCONV I32      Perl_sv_cmp_locale(pTHX_ SV *const sv1, SV *const sv2);
 PERL_CALLCONV I32      Perl_sv_cmp_locale_flags(pTHX_ SV *const sv1, SV *const sv2, const U32 flags);
-PERL_CALLCONV OP*      Perl_sv_compile_2op(pTHX_ SV *sv, OP **startop, const char *code, PAD **padp)
-                       __attribute__deprecated__
+/* PERL_CALLCONV void  Perl_sv_copypv(pTHX_ SV *const dsv, SV *const ssv)
                        __attribute__nonnull__(pTHX_1)
-                       __attribute__nonnull__(pTHX_2)
-                       __attribute__nonnull__(pTHX_3)
-                       __attribute__nonnull__(pTHX_4);
-#define PERL_ARGS_ASSERT_SV_COMPILE_2OP        \
-       assert(sv); assert(startop); assert(code); assert(padp)
-
-PERL_CALLCONV OP*      Perl_sv_compile_2op_is_broken(pTHX_ SV *sv, OP **startop, const char *code, PAD **padp)
-                       __attribute__nonnull__(pTHX_1)
-                       __attribute__nonnull__(pTHX_2)
-                       __attribute__nonnull__(pTHX_3)
-                       __attribute__nonnull__(pTHX_4);
-#define PERL_ARGS_ASSERT_SV_COMPILE_2OP_IS_BROKEN      \
-       assert(sv); assert(startop); assert(code); assert(padp)
+                       __attribute__nonnull__(pTHX_2); */
+#define PERL_ARGS_ASSERT_SV_COPYPV     \
+       assert(dsv); assert(ssv)
 
-PERL_CALLCONV void     Perl_sv_copypv(pTHX_ SV *const dsv, SV *const ssv)
+PERL_CALLCONV void     Perl_sv_copypv_flags(pTHX_ SV *const dsv, SV *const ssv, const I32 flags)
                        __attribute__nonnull__(pTHX_1)
                        __attribute__nonnull__(pTHX_2);
-#define PERL_ARGS_ASSERT_SV_COPYPV     \
+#define PERL_ARGS_ASSERT_SV_COPYPV_FLAGS       \
        assert(dsv); assert(ssv)
 
+/* PERL_CALLCONV void  Perl_sv_copypv_nomg(pTHX_ SV *const dsv, SV *const ssv)
+                       __attribute__nonnull__(pTHX_1)
+                       __attribute__nonnull__(pTHX_2); */
+
 PERL_CALLCONV void     Perl_sv_dec(pTHX_ SV *const sv);
 PERL_CALLCONV void     Perl_sv_dec_nomg(pTHX_ SV *const sv);
 PERL_CALLCONV void     Perl_sv_del_backref(pTHX_ SV *const tsv, SV *const sv)
@@ -4365,6 +4387,12 @@ PERL_CALLCONV void       Perl_sv_vcatpvfn(pTHX_ SV *const sv, const char *const pat, c
 #define PERL_ARGS_ASSERT_SV_VCATPVFN   \
        assert(sv); assert(pat)
 
+PERL_CALLCONV void     Perl_sv_vcatpvfn_flags(pTHX_ SV *const sv, const char *const pat, const STRLEN patlen, va_list *const args, SV **const svargs, const I32 svmax, bool *const maybe_tainted, const U32 flags)
+                       __attribute__nonnull__(pTHX_1)
+                       __attribute__nonnull__(pTHX_2);
+#define PERL_ARGS_ASSERT_SV_VCATPVFN_FLAGS     \
+       assert(sv); assert(pat)
+
 PERL_CALLCONV void     Perl_sv_vsetpvf(pTHX_ SV *const sv, const char *const pat, va_list *const args)
                        __attribute__nonnull__(pTHX_1)
                        __attribute__nonnull__(pTHX_2);
@@ -4620,7 +4648,7 @@ PERL_CALLCONV int Perl_vcmp(pTHX_ SV *lhv, SV *rhv)
 #define PERL_ARGS_ASSERT_VCMP  \
        assert(lhv); assert(rhv)
 
-PERL_CALLCONV void     Perl_vcroak(pTHX_ const char* pat, va_list* args)
+PERL_CALLCONV_NO_RET void      Perl_vcroak(pTHX_ const char* pat, va_list* args)
                        __attribute__noreturn__;
 
 PERL_CALLCONV void     Perl_vdeb(pTHX_ const char* pat, va_list* args)
@@ -4827,7 +4855,7 @@ PERL_CALLCONV void*       Perl_my_cxt_init(pTHX_ int *index, size_t size)
 #endif
 #if !(defined(PERL_MAD))
 PERL_CALLCONV void     Perl_newFORM(pTHX_ I32 floor, OP* o, OP* block);
-PERL_CALLCONV void     Perl_newMYSUB(pTHX_ I32 floor, OP *o, OP *proto, OP *attrs, OP *block)
+PERL_CALLCONV_NO_RET void      Perl_newMYSUB(pTHX_ I32 floor, OP *o, OP *proto, OP *attrs, OP *block)
                        __attribute__noreturn__;
 
 PERL_CALLCONV void     Perl_package(pTHX_ OP* o)
@@ -5231,6 +5259,30 @@ PERL_CALLCONV short      Perl_my_swap(pTHX_ short s)
 #if defined(NO_MATHOMS)
 /* PERL_CALLCONV void  Perl_sv_nounlocking(pTHX_ SV *sv); */
 #endif
+#if defined(PERL_CORE)
+PERL_CALLCONV void     Perl_opslab_force_free(pTHX_ OPSLAB *slab)
+                       __attribute__nonnull__(pTHX_1);
+#define PERL_ARGS_ASSERT_OPSLAB_FORCE_FREE     \
+       assert(slab)
+
+PERL_CALLCONV void     Perl_opslab_free(pTHX_ OPSLAB *slab)
+                       __attribute__nonnull__(pTHX_1);
+#define PERL_ARGS_ASSERT_OPSLAB_FREE   \
+       assert(slab)
+
+PERL_CALLCONV void     Perl_opslab_free_nopad(pTHX_ OPSLAB *slab)
+                       __attribute__nonnull__(pTHX_1);
+#define PERL_ARGS_ASSERT_OPSLAB_FREE_NOPAD     \
+       assert(slab)
+
+#  if defined(PERL_DEBUG_READONLY_OPS)
+PERL_CALLCONV void     Perl_Slab_to_ro(pTHX_ OPSLAB *slab)
+                       __attribute__nonnull__(pTHX_1);
+#define PERL_ARGS_ASSERT_SLAB_TO_RO    \
+       assert(slab)
+
+#  endif
+#endif
 #if defined(PERL_CR_FILTER)
 #  if defined(PERL_IN_TOKE_C)
 STATIC I32     S_cr_textfilter(pTHX_ int idx, SV *sv, int maxlen);
@@ -5242,23 +5294,18 @@ STATIC void     S_strip_return(pTHX_ SV *sv)
 #  endif
 #endif
 #if defined(PERL_DEBUG_READONLY_OPS)
-#  if defined(PERL_IN_OP_C)
-#    if defined(PL_OP_SLAB_ALLOC)
-STATIC void    S_Slab_to_rw(pTHX_ void *op)
-                       __attribute__nonnull__(pTHX_1);
-#define PERL_ARGS_ASSERT_SLAB_TO_RW    \
-       assert(op)
-
-#    endif
-#  endif
-#  if defined(PL_OP_SLAB_ALLOC)
 PERL_CALLCONV PADOFFSET        Perl_op_refcnt_dec(pTHX_ OP *o)
                        __attribute__nonnull__(pTHX_1);
 #define PERL_ARGS_ASSERT_OP_REFCNT_DEC \
        assert(o)
 
 PERL_CALLCONV OP *     Perl_op_refcnt_inc(pTHX_ OP *o);
-PERL_CALLCONV void     Perl_pending_Slabs_to_ro(pTHX);
+#  if defined(PERL_IN_OP_C)
+STATIC void    S_Slab_to_rw(pTHX_ void *op)
+                       __attribute__nonnull__(pTHX_1);
+#define PERL_ARGS_ASSERT_SLAB_TO_RW    \
+       assert(op)
+
 #  endif
 #endif
 #if defined(PERL_DEFAULT_DO_EXEC3_IMPLEMENTATION)
@@ -5293,7 +5340,7 @@ PERL_CALLCONV void*       Perl_my_cxt_init(pTHX_ const char *my_cxt_key, size_t size)
 #  endif
 #endif
 #if defined(PERL_IMPLICIT_CONTEXT)
-PERL_CALLCONV void     Perl_croak_nocontext(const char* pat, ...)
+PERL_CALLCONV_NO_RET void      Perl_croak_nocontext(const char* pat, ...)
                        __attribute__noreturn__
                        __attribute__format__null_ok__(__printf__,1,2);
 
@@ -5489,6 +5536,15 @@ STATIC bool      S_grok_bslash_o(pTHX_ const char* s, UV* uv, STRLEN* len, const char
 #define PERL_ARGS_ASSERT_GROK_BSLASH_O \
        assert(s); assert(uv); assert(len); assert(error_msg)
 
+PERL_STATIC_INLINE bool        S_grok_bslash_x(pTHX_ const char* s, UV* uv, STRLEN* len, const char** error_msg, const bool output_warning)
+                       __attribute__warn_unused_result__
+                       __attribute__nonnull__(pTHX_1)
+                       __attribute__nonnull__(pTHX_2)
+                       __attribute__nonnull__(pTHX_3)
+                       __attribute__nonnull__(pTHX_4);
+#define PERL_ARGS_ASSERT_GROK_BSLASH_X \
+       assert(s); assert(uv); assert(len); assert(error_msg)
+
 PERL_STATIC_INLINE I32 S_regcurly(pTHX_ const char *s)
                        __attribute__warn_unused_result__
                        __attribute__pure__
@@ -5543,11 +5599,6 @@ STATIC void      S_gv_magicalize_isa(pTHX_ GV *gv)
 #define PERL_ARGS_ASSERT_GV_MAGICALIZE_ISA     \
        assert(gv)
 
-STATIC void    S_gv_magicalize_overload(pTHX_ GV *gv)
-                       __attribute__nonnull__(pTHX_1);
-#define PERL_ARGS_ASSERT_GV_MAGICALIZE_OVERLOAD        \
-       assert(gv)
-
 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)
@@ -6039,7 +6090,7 @@ STATIC OP*        S_do_smartmatch(pTHX_ HV* seen_this, HV* seen_other, const bool copie
 STATIC OP*     S_docatch(pTHX_ OP *o)
                        __attribute__warn_unused_result__;
 
-STATIC bool    S_doeval(pTHX_ int gimme, OP** startop, CV* outside, U32 seq, HV* hh);
+STATIC bool    S_doeval(pTHX_ int gimme, CV* outside, U32 seq, HV* hh);
 STATIC OP*     S_dofindlabel(pTHX_ OP *o, const char *label, STRLEN len, U32 flags, OP **opstack, OP **oplimit)
                        __attribute__warn_unused_result__
                        __attribute__nonnull__(pTHX_1)
@@ -6297,12 +6348,23 @@ STATIC SV *     S_space_join_names_mortal(pTHX_ char *const *array)
 
 #endif
 #if defined(PERL_IN_REGCOMP_C)
+STATIC void    S__append_range_to_invlist(pTHX_ SV* const invlist, const UV start, const UV end)
+                       __attribute__nonnull__(pTHX_1);
+#define PERL_ARGS_ASSERT__APPEND_RANGE_TO_INVLIST      \
+       assert(invlist)
+
 PERL_STATIC_INLINE UV* S__invlist_array_init(pTHX_ SV* const invlist, const bool will_have_0)
                        __attribute__warn_unused_result__
                        __attribute__nonnull__(pTHX_1);
 #define PERL_ARGS_ASSERT__INVLIST_ARRAY_INIT   \
        assert(invlist)
 
+STATIC bool    S__invlist_contains_cp(pTHX_ SV* const invlist, const UV cp)
+                       __attribute__warn_unused_result__
+                       __attribute__nonnull__(pTHX_1);
+#define PERL_ARGS_ASSERT__INVLIST_CONTAINS_CP  \
+       assert(invlist)
+
 STATIC SV*     S__new_invlist_C_array(pTHX_ UV* list)
                        __attribute__warn_unused_result__
                        __attribute__nonnull__(pTHX_1);
@@ -6325,8 +6387,11 @@ STATIC U32       S_add_data(struct RExC_state_t *pRExC_state, U32 n, const char *s)
 #define PERL_ARGS_ASSERT_ADD_DATA      \
        assert(pRExC_state); assert(s)
 
-STATIC SV*     S_add_range_to_invlist(pTHX_ SV* invlist, const UV start, const UV end)
-                       __attribute__warn_unused_result__;
+PERL_STATIC_INLINE void        S_alloc_maybe_populate_EXACT(pTHX_ struct RExC_state_t *pRExC_state, regnode *node, STRLEN len, UV code_point)
+                       __attribute__nonnull__(pTHX_1)
+                       __attribute__nonnull__(pTHX_2);
+#define PERL_ARGS_ASSERT_ALLOC_MAYBE_POPULATE_EXACT    \
+       assert(pRExC_state); assert(node)
 
 STATIC void    S_checkposixcc(pTHX_ struct RExC_state_t *pRExC_state)
                        __attribute__nonnull__(pTHX_1);
@@ -6364,6 +6429,11 @@ STATIC void      S_cl_or(const struct RExC_state_t *pRExC_state, struct regnode_charc
 #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)
+                       __attribute__nonnull__(pTHX_1);
+#define PERL_ARGS_ASSERT_COMPUTE_EXACTISH      \
+       assert(pRExC_state)
+
 PERL_STATIC_INLINE UV* S_get_invlist_iter_addr(pTHX_ SV* invlist)
                        __attribute__warn_unused_result__
                        __attribute__nonnull__(pTHX_1);
@@ -6405,6 +6475,12 @@ STATIC void      S_invlist_extend(pTHX_ SV* const invlist, const UV len)
 #define PERL_ARGS_ASSERT_INVLIST_EXTEND        \
        assert(invlist)
 
+PERL_STATIC_INLINE UV  S_invlist_highest(pTHX_ SV* const invlist)
+                       __attribute__warn_unused_result__
+                       __attribute__nonnull__(pTHX_1);
+#define PERL_ARGS_ASSERT_INVLIST_HIGHEST       \
+       assert(invlist)
+
 PERL_STATIC_INLINE void        S_invlist_iterinit(pTHX_ SV* invlist)
                        __attribute__nonnull__(pTHX_1);
 #define PERL_ARGS_ASSERT_INVLIST_ITERINIT      \
@@ -6579,22 +6655,6 @@ STATIC void      S_scan_commit(pTHX_ const struct RExC_state_t *pRExC_state, struct s
 #define PERL_ARGS_ASSERT_SCAN_COMMIT   \
        assert(pRExC_state); assert(data); assert(minlenp)
 
-PERL_STATIC_INLINE U8  S_set_regclass_bit(pTHX_ struct RExC_state_t* pRExC_state, regnode* node, const U8 value, SV** invlist_ptr, AV** alternate_ptr)
-                       __attribute__nonnull__(pTHX_1)
-                       __attribute__nonnull__(pTHX_2)
-                       __attribute__nonnull__(pTHX_4)
-                       __attribute__nonnull__(pTHX_5);
-#define PERL_ARGS_ASSERT_SET_REGCLASS_BIT      \
-       assert(pRExC_state); assert(node); assert(invlist_ptr); assert(alternate_ptr)
-
-STATIC U8      S_set_regclass_bit_fold(pTHX_ struct RExC_state_t *pRExC_state, regnode* node, const U8 value, SV** invlist_ptr, AV** alternate_ptr)
-                       __attribute__nonnull__(pTHX_1)
-                       __attribute__nonnull__(pTHX_2)
-                       __attribute__nonnull__(pTHX_4)
-                       __attribute__nonnull__(pTHX_5);
-#define PERL_ARGS_ASSERT_SET_REGCLASS_BIT_FOLD \
-       assert(pRExC_state); assert(node); assert(invlist_ptr); assert(alternate_ptr)
-
 STATIC I32     S_study_chunk(pTHX_ struct RExC_state_t *pRExC_state, regnode **scanp, I32 *minlenp, I32 *deltap, regnode *last, struct scan_data_t *data, I32 stopparen, U8* recursed, struct regnode_charclass_class *and_withp, U32 flags, U32 depth)
                        __attribute__nonnull__(pTHX_1)
                        __attribute__nonnull__(pTHX_2)
@@ -6613,18 +6673,28 @@ PERL_CALLCONV SV*       Perl__core_swash_init(pTHX_ const char* pkg, const char* name,
 #define PERL_ARGS_ASSERT__CORE_SWASH_INIT      \
        assert(pkg); assert(name); assert(listsv)
 
+PERL_CALLCONV SV*      Perl__get_swash_invlist(pTHX_ SV* const swash)
+                       __attribute__warn_unused_result__
+                       __attribute__nonnull__(pTHX_1);
+#define PERL_ARGS_ASSERT__GET_SWASH_INVLIST    \
+       assert(swash)
+
 PERL_CALLCONV SV*      Perl__invlist_contents(pTHX_ SV* const invlist)
                        __attribute__warn_unused_result__
                        __attribute__nonnull__(pTHX_1);
 #define PERL_ARGS_ASSERT__INVLIST_CONTENTS     \
        assert(invlist)
 
+PERL_CALLCONV bool     Perl__is_swash_user_defined(pTHX_ SV* const swash)
+                       __attribute__warn_unused_result__
+                       __attribute__nonnull__(pTHX_1);
+#define PERL_ARGS_ASSERT__IS_SWASH_USER_DEFINED        \
+       assert(swash)
+
 #endif
 #if defined(PERL_IN_REGCOMP_C) || defined(PERL_IN_UTF8_C)
-PERL_CALLCONV void     Perl__append_range_to_invlist(pTHX_ SV* const invlist, const UV start, const UV end)
-                       __attribute__nonnull__(pTHX_1);
-#define PERL_ARGS_ASSERT__APPEND_RANGE_TO_INVLIST      \
-       assert(invlist)
+PERL_CALLCONV SV*      Perl__add_range_to_invlist(pTHX_ SV* invlist, const UV start, const UV end)
+                       __attribute__warn_unused_result__;
 
 /* PERL_CALLCONV void  _invlist_intersection(pTHX_ SV* const a, SV* const b, SV** i)
                        __attribute__nonnull__(pTHX_1)
@@ -6707,12 +6777,16 @@ STATIC I32      S_reg_check_named_buff_matched(pTHX_ const regexp *rex, const regnode
 #define PERL_ARGS_ASSERT_REG_CHECK_NAMED_BUFF_MATCHED  \
        assert(rex); assert(scan)
 
-STATIC char*   S_regcppop(pTHX_ const regexp *rex)
+STATIC void    S_regcppop(pTHX_ regexp *rex)
                        __attribute__nonnull__(pTHX_1);
 #define PERL_ARGS_ASSERT_REGCPPOP      \
        assert(rex)
 
-STATIC CHECKPOINT      S_regcppush(pTHX_ I32 parenfloor);
+STATIC CHECKPOINT      S_regcppush(pTHX_ const regexp *rex, I32 parenfloor)
+                       __attribute__nonnull__(pTHX_1);
+#define PERL_ARGS_ASSERT_REGCPPUSH     \
+       assert(rex)
+
 STATIC U8*     S_reghop3(U8 *s, I32 off, const U8 *lim)
                        __attribute__warn_unused_result__
                        __attribute__nonnull__(1)
@@ -7074,7 +7148,7 @@ 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)
+STATIC char*   S_scan_str(pTHX_ char *start, int keep_quoted, int keep_delims, int re_reparse)
                        __attribute__warn_unused_result__
                        __attribute__nonnull__(pTHX_1);
 #define PERL_ARGS_ASSERT_SCAN_STR      \
@@ -7270,7 +7344,7 @@ PERL_CALLCONV MADPROP*    Perl_newMADsv(pTHX_ char key, SV* sv)
 #define PERL_ARGS_ASSERT_NEWMADSV      \
        assert(sv)
 
-PERL_CALLCONV OP *     Perl_newMYSUB(pTHX_ I32 floor, OP *o, OP *proto, OP *attrs, OP *block)
+PERL_CALLCONV_NO_RET OP *      Perl_newMYSUB(pTHX_ I32 floor, OP *o, OP *proto, OP *attrs, OP *block)
                        __attribute__noreturn__;
 
 PERL_CALLCONV TOKEN*   Perl_newTOKEN(pTHX_ I32 optype, YYSTYPE lval, MADPROP* madprop);
@@ -7455,17 +7529,6 @@ PERL_CALLCONV SV*        Perl_sv_setsv_cow(pTHX_ SV* dstr, SV* sstr)
 #if defined(PERL_USES_PL_PIDSTATUS) && defined(PERL_IN_UTIL_C)
 STATIC void    S_pidgone(pTHX_ Pid_t pid, int status);
 #endif
-#if defined(PL_OP_SLAB_ALLOC)
-PERL_CALLCONV void*    Perl_Slab_Alloc(pTHX_ size_t sz)
-                       __attribute__malloc__
-                       __attribute__warn_unused_result__;
-
-PERL_CALLCONV void     Perl_Slab_Free(pTHX_ void *op)
-                       __attribute__nonnull__(pTHX_1);
-#define PERL_ARGS_ASSERT_SLAB_FREE     \
-       assert(op)
-
-#endif
 #if defined(UNLINK_ALL_VERSIONS)
 PERL_CALLCONV I32      Perl_unlnk(pTHX_ const char* f)
                        __attribute__nonnull__(pTHX_1);
@@ -7474,6 +7537,11 @@ PERL_CALLCONV I32        Perl_unlnk(pTHX_ const char* f)
 
 #endif
 #if defined(USE_ITHREADS)
+PERL_CALLCONV PADOFFSET        Perl_alloccopstash(pTHX_ HV *hv)
+                       __attribute__nonnull__(pTHX_1);
+#define PERL_ARGS_ASSERT_ALLOCCOPSTASH \
+       assert(hv)
+
 PERL_CALLCONV void*    Perl_any_dup(pTHX_ void* v, const PerlInterpreter* proto_perl)
                        __attribute__warn_unused_result__
                        __attribute__nonnull__(pTHX_2);
@@ -7680,16 +7748,6 @@ PERL_CALLCONV SSize_t    Perl_PerlIO_write(pTHX_ PerlIO *f, const void *vbuf, Size_
        assert(vbuf)
 
 #endif
-#if defined(USE_REENTRANT_API)
-PERL_CALLCONV void     Perl_reentrant_free(pTHX);
-PERL_CALLCONV void     Perl_reentrant_init(pTHX);
-PERL_CALLCONV void*    Perl_reentrant_retry(const char *f, ...)
-                       __attribute__nonnull__(1);
-#define PERL_ARGS_ASSERT_REENTRANT_RETRY       \
-       assert(f)
-
-PERL_CALLCONV void     Perl_reentrant_size(pTHX);
-#endif
 #if defined(WIN32) || defined(__SYMBIAN32__) || defined(VMS)
 PERL_CALLCONV int      Perl_do_aspawn(pTHX_ SV* really, SV** mark, SV** sp)
                        __attribute__nonnull__(pTHX_2)