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-rw-r--r--perlio.c13
1 files changed, 7 insertions, 6 deletions
diff --git a/perlio.c b/perlio.c
index 92a2879ea1..2c352f13b8 100644
--- a/perlio.c
+++ b/perlio.c
@@ -601,6 +601,8 @@ void
PerlIO_list_push(pTHX_ PerlIO_list_t *list, PerlIO_funcs *funcs, SV *arg)
{
dVAR;
+ PERL_UNUSED_CONTEXT;
+
PerlIO_pair_t *p;
if (list->cur >= list->len) {
list->len += 8;
@@ -612,14 +614,14 @@ PerlIO_list_push(pTHX_ PerlIO_list_t *list, PerlIO_funcs *funcs, SV *arg)
p = &(list->array[list->cur++]);
p->funcs = funcs;
if ((p->arg = arg)) {
- (void)SvREFCNT_inc(arg);
+ SvREFCNT_inc_void_NN(arg);
}
}
PerlIO_list_t *
PerlIO_clone_list(pTHX_ PerlIO_list_t *proto, CLONE_PARAMS *param)
{
- PerlIO_list_t *list = (PerlIO_list_t *) NULL;
+ PerlIO_list_t *list = NULL;
if (proto) {
int i;
list = PerlIO_list_alloc(aTHX);
@@ -772,8 +774,7 @@ PerlIO_find_layer(pTHX_ const char *name, STRLEN len, int load)
SAVEINT(PL_in_load_module);
if (cv) {
SAVEGENERICSV(PL_warnhook);
- (void)SvREFCNT_inc(cv);
- PL_warnhook = (SV *) cv;
+ PL_warnhook = (SV *) (SvREFCNT_inc_simple_NN(cv));
}
PL_in_load_module++;
/*
@@ -856,7 +857,7 @@ XS(XS_io_MODIFY_SCALAR_ATTRIBUTES)
const char * const name = SvPV_const(ST(i), len);
SV * const layer = PerlIO_find_layer(aTHX_ name, len, 1);
if (layer) {
- av_push(av, SvREFCNT_inc(layer));
+ av_push(av, SvREFCNT_inc_simple_NN(layer));
}
else {
ST(count) = ST(i);
@@ -1497,7 +1498,7 @@ PerlIO_resolve_layers(pTHX_ const char *layers,
}
else {
PerlIO_list_free(aTHX_ av);
- return (PerlIO_list_t *) NULL;
+ return NULL;
}
}
else {