Perl_av_extend_guts: use Zero() rather than a while loop to set NULLs

[perl5.git] / mro_core.c

diff --git a/mro_core.c b/mro_core.c
index ffcbba6..378c738 100644 (file)
--- a/mro_core.c
+++ b/mro_core.c
@@ -19,7 +19,7 @@
  */
 
 /*
-=head1 MRO Functions
+=head1 MRO
 These functions are related to the method resolution order of perl classes
 Also see L<perlmroapi>.
 
@@ -859,15 +859,15 @@ Perl_mro_package_moved(pTHX_ HV * const stash, HV * const oldstash,
        mro_isa_changed_in on each. */
     hv_iterinit(stashes);
     while((iter = hv_iternext(stashes))) {
-       HV * const stash = *(HV **)HEK_KEY(HeKEY_hek(iter));
-       if(HvENAME(stash)) {
+       HV * const this_stash = *(HV **)HEK_KEY(HeKEY_hek(iter));
+       if(HvENAME(this_stash)) {
            /* We have to restore the original meta->isa (that
               mro_gather_and_rename set aside for us) this way, in case
               one class in this list is a superclass of a another class
               that we have already encountered. In such a case, meta->isa
               will have been overwritten without old entries being deleted
               from PL_isarev. */
-           struct mro_meta * const meta = HvMROMETA(stash);
+           struct mro_meta * const meta = HvMROMETA(this_stash);
            if(meta->isa != (HV *)HeVAL(iter)){
                SvREFCNT_dec(meta->isa);
                meta->isa
@@ -876,7 +876,7 @@ Perl_mro_package_moved(pTHX_ HV * const stash, HV * const oldstash,
                    : (HV *)HeVAL(iter);
                HeVAL(iter) = NULL; /* We donated our reference count. */
            }
-           mro_isa_changed_in(stash);
+           mro_isa_changed_in(this_stash);
        }
     }
 }