goto glob_assign;
}
break;
- case SVt_PV:
case SVt_PVFM:
+#ifdef PERL_COPY_ON_WRITE
+ if ((SvFLAGS(sstr) & CAN_COW_MASK) == CAN_COW_FLAGS) {
+ if (dtype < SVt_PVIV)
+ sv_upgrade(dstr, SVt_PVIV);
+ break;
+ }
+ /* Fall through */
+#endif
+ case SVt_PV:
if (dtype < SVt_PV)
sv_upgrade(dstr, SVt_PV);
break;
/* making another shared SV. */
STRLEN cur = SvCUR(sstr);
STRLEN len = SvLEN(sstr);
+ assert (SvTYPE(dstr) >= SVt_PVIV);
if (len) {
/* SvIsCOW_normal */
/* splice us in between source and next-after-source. */
char *pvx = SvPVX(sv);
STRLEN len = SvCUR(sv);
U32 hash = SvUVX(sv);
+ SvFAKE_off(sv);
+ SvREADONLY_off(sv);
SvGROW(sv, len + 1);
Move(pvx,SvPVX(sv),len,char);
*SvEND(sv) = '\0';
- SvFAKE_off(sv);
- SvREADONLY_off(sv);
unsharepvn(pvx, SvUTF8(sv) ? -(I32)len : len, hash);
}
else if (PL_curcop != &PL_compiling)
I32 rspara = 0;
I32 recsize;
- SV_CHECK_THINKFIRST_COW_DROP(sv);
+ if (SvTHINKFIRST(sv))
+ sv_force_normal_flags(sv, append ? 0 : SV_COW_DROP_PV);
/* XXX. If you make this PVIV, then copy on write can copy scalars read
from <>.
However, perlbench says it's slower, because the existing swipe code
PL_origalen = proto_perl->Iorigalen;
PL_pidstatus = newHV(); /* XXX flag for cloning? */
PL_osname = SAVEPV(proto_perl->Iosname);
- PL_sh_path = proto_perl->Ish_path; /* XXX never deallocated */
+ PL_sh_path_compat = proto_perl->Ish_path_compat; /* XXX never deallocated */
PL_sighandlerp = proto_perl->Isighandlerp;
/* Pluggable optimizer */
PL_peepp = proto_perl->Tpeepp;
+ PL_stashcache = newHV();
+
if (!(flags & CLONEf_KEEP_PTR_TABLE)) {
ptr_table_free(PL_ptr_table);
PL_ptr_table = NULL;
Perl_sv_cat_decode(pTHX_ SV *dsv, SV *encoding,
SV *ssv, int *offset, char *tstr, int tlen)
{
+ bool ret = FALSE;
if (SvPOK(ssv) && SvPOK(dsv) && SvROK(encoding) && offset) {
- bool ret = FALSE;
SV *offsv;
dSP;
ENTER;
PUTBACK;
FREETMPS;
LEAVE;
- return ret;
}
- Perl_croak(aTHX_ "Invalid argument to sv_cat_decode.");
+ else
+ Perl_croak(aTHX_ "Invalid argument to sv_cat_decode");
+ return ret;
}