X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=scope.c;h=20e027ff8e82d207c2bbaeffc68891a80ff7207d;hb=3dae3b3445810204b098aa3420cb5d43bf991d8b;hp=df661ae25cbad5d9defd760da0962e1174217380;hpb=35d4f826f8e56c33d13476d0f2f79c923032b721;p=p5sagit%2Fp5-mst-13.2.git

diff --git a/scope.c b/scope.c
index df661ae..20e027f 100644
--- a/scope.c
+++ b/scope.c
@@ -505,11 +505,18 @@ Perl_save_delete(pTHX_ HV *hv, char *key, I32 klen)
 
     PERL_ARGS_ASSERT_SAVE_DELETE;
 
-    SSCHECK(4);
-    SSPUSHPTR(key);
-    SSPUSHINT(klen);
-    SSPUSHPTR(SvREFCNT_inc_simple(hv));
-    SSPUSHINT(SAVEt_DELETE);
+    save_pushptri32ptr(key, klen, SvREFCNT_inc_simple(hv), SAVEt_DELETE);
+}
+
+void
+Perl_save_adelete(pTHX_ AV *av, I32 key)
+{
+    dVAR;
+
+    PERL_ARGS_ASSERT_SAVE_ADELETE;
+
+    SvREFCNT_inc_void(av);
+    save_pushi32ptr(key, av, SAVEt_ADELETE);
 }
 
 void
@@ -544,7 +551,6 @@ Perl_save_hints(pTHX)
 	    PL_compiling.cop_hints_hash->refcounted_he_refcnt++;
 	    HINTS_REFCNT_UNLOCK;
     }
-    SSCHECK(4);
     if (PL_hints & HINT_LOCALIZE_HH) {
 	save_pushptri32ptr(GvHV(PL_hintgv), PL_hints,
 			   PL_compiling.cop_hints_hash, SAVEt_HINTS);
@@ -653,6 +659,8 @@ Perl_leave_scope(pTHX_ I32 base)
     void* ptr;
     register char* str;
     I32 i;
+    /* Localise the effects of the TAINT_NOT inside the loop.  */
+    const bool was = PL_tainted;
 
     if (base < -1)
 	Perl_croak(aTHX_ "panic: corrupt saved stack index");
@@ -867,6 +875,13 @@ Perl_leave_scope(pTHX_ I32 base)
 	    SvREFCNT_dec(hv);
 	    Safefree(ptr);
 	    break;
+	case SAVEt_ADELETE:
+	    ptr = SSPOPPTR;
+	    av = MUTABLE_AV(ptr);
+	    i = SSPOPINT;
+	    (void)av_delete(av, i, G_DISCARD);
+	    SvREFCNT_dec(av);
+	    break;
 	case SAVEt_DESTRUCTOR_X:
 	    ptr = SSPOPPTR;
 	    (*SSPOPDXPTR)(aTHX_ ptr);
@@ -907,19 +922,18 @@ Perl_leave_scope(pTHX_ I32 base)
 	    sv = MUTABLE_SV(SSPOPPTR);
 	    hv = MUTABLE_HV(SSPOPPTR);
 	    ptr = hv_fetch_ent(hv, sv, 1, 0);
+	    SvREFCNT_dec(sv);
 	    if (ptr) {
 		const SV * const oval = HeVAL((HE*)ptr);
 		if (oval && oval != &PL_sv_undef) {
 		    ptr = &HeVAL((HE*)ptr);
 		    if (SvTIED_mg((const SV *)hv, PERL_MAGIC_tied))
 			SvREFCNT_inc_void(*(SV**)ptr);
-		    SvREFCNT_dec(sv);
 		    av = MUTABLE_AV(hv); /* what to refcnt_dec */
 		    goto restore_sv;
 		}
 	    }
 	    SvREFCNT_dec(hv);
-	    SvREFCNT_dec(sv);
 	    SvREFCNT_dec(value);
 	    break;
 	case SAVEt_OP:
@@ -1071,6 +1085,8 @@ Perl_leave_scope(pTHX_ I32 base)
 	    Perl_croak(aTHX_ "panic: leave_scope inconsistency");
 	}
     }
+
+    PL_tainted = was;
 }
 
 void