? SSize_t_MAX : key + newmax;
resize:
{
-#ifdef PERL_MALLOC_WRAP /* Duplicated in pp_hot.c */
- static const char oom_array_extend[] =
- "Out of memory during array extend";
-#endif
/* it should really be newmax+1 here, but if newmax
* happens to equal SSize_t_MAX, then newmax+1 is
* undefined. This means technically we croak one
* index lower than we should in theory; in practice
* its unlikely the system has SSize_t_MAX/sizeof(SV*)
* bytes to spare! */
- MEM_WRAP_CHECK_1(newmax, SV*, oom_array_extend);
+ MEM_WRAP_CHECK_s(newmax, SV*, "Out of memory during array extend");
}
#ifdef STRESS_REALLOC
{
else {
newmax = key < 3 ? 3 : key;
{
-#ifdef PERL_MALLOC_WRAP /* Duplicated in pp_hot.c */
- static const char oom_array_extend[] =
- "Out of memory during array extend";
-#endif
/* see comment above about newmax+1*/
- MEM_WRAP_CHECK_1(newmax, SV*, oom_array_extend);
+ MEM_WRAP_CHECK_s(newmax, SV*, "Out of memory during array extend");
}
Newx(*allocp, newmax+1, SV*);
ary = *allocp + 1;
}
AvFILLp(av) = key;
}
- else if (AvREAL(av))
- SvREFCNT_dec(ary[key]);
+ else if (AvREAL(av) && LIKELY(ary[key] != val))
+ SvREFCNT_dec(ary[key]);
ary[key] = val;
if (SvSMAGICAL(av)) {
const MAGIC *mg = SvMAGIC(av);
Perl_av_undef(pTHX_ AV *av)
{
bool real;
- SSize_t orig_ix;
+ SSize_t orig_ix = PL_tmps_ix; /* silence bogus warning about possible unitialized use */
PERL_ARGS_ASSERT_AV_UNDEF;
assert(SvTYPE(av) == SVt_PVAV);
if (SvTIED_mg((const SV *)av, PERL_MAGIC_tied))
av_fill(av, -1);
- if ((real = cBOOL(AvREAL(av)))) {
+ real = cBOOL(AvREAL(av));
+ if (real) {
SSize_t key = AvFILLp(av) + 1;
/* avoid av being freed when calling destructors below */
if (key <= AvFILLp(av) && AvARRAY(av)[key])
{
+ if (SvSMAGICAL(AvARRAY(av)[key])
+ && mg_find(AvARRAY(av)[key], PERL_MAGIC_nonelem))
+ return FALSE;
return TRUE;
}
else
PERL_ARGS_ASSERT_AV_ITER_P;
assert(SvTYPE(av) == SVt_PVAV);
-#if IVSIZE == I32SIZE
- return (IV *)&(mg->mg_len);
-#else
- if (!mg->mg_ptr) {
- IV *temp;
- mg->mg_len = IVSIZE;
- Newxz(temp, 1, IV);
- mg->mg_ptr = (char *) temp;
+ if (sizeof(IV) == sizeof(SSize_t)) {
+ return (IV *)&(mg->mg_len);
+ } else {
+ if (!mg->mg_ptr) {
+ IV *temp;
+ mg->mg_len = IVSIZE;
+ Newxz(temp, 1, IV);
+ mg->mg_ptr = (char *) temp;
+ }
+ return (IV *)mg->mg_ptr;
}
- return (IV *)mg->mg_ptr;
-#endif
+}
+
+SV *
+Perl_av_nonelem(pTHX_ AV *av, SSize_t ix) {
+ SV * const sv = newSV(0);
+ PERL_ARGS_ASSERT_AV_NONELEM;
+ if (!av_store(av,ix,sv))
+ return sv_2mortal(sv); /* has tie magic */
+ sv_magic(sv, NULL, PERL_MAGIC_nonelem, NULL, 0);
+ return sv;
}
/*