[perl #39012] another REIFY bug

p4raw-id: //depot/perl@27986

diff --git a/scope.c b/scope.c
index 33763a7..8e40e8e 100644 (file)
--- a/scope.c
+++ b/scope.c
@@ -845,9 +845,9 @@ Perl_leave_scope(pTHX_ I32 base)
            value = (SV*)SSPOPPTR;
            i = SSPOPINT;
            av = (AV*)SSPOPPTR;
+           ptr = av_fetch(av,i,1);
            if (!AvREAL(av) && AvREIFY(av)) /* undo reify guard */
                SvREFCNT_dec(value);
-           ptr = av_fetch(av,i,1);
            if (ptr) {
                sv = *(SV**)ptr;
                if (sv && sv != &PL_sv_undef) {

diff --git a/t/op/local.t b/t/op/local.t
index ca44607..1e5ba85 100755 (executable)
--- a/t/op/local.t
+++ b/t/op/local.t
@@ -4,7 +4,7 @@ BEGIN {
     chdir 't' if -d 't';
     require './test.pl';
 }
-plan tests => 113;
+plan tests => 114;
 
 my $list_assignment_supported = 1;
 
@@ -415,3 +415,15 @@ sub f { ok(0 == $[); }
     is($h{"\243"}, "pound");
     is($h{"\302\240"}, "octects");
 }
+
+# [perl #39012] localizing @_ element then shifting frees element too # soon
+
+{
+    my $x;
+    my $y = bless [], 'X39012';
+    sub X39012::DESTROY { $x++ }
+    sub { local $_[0]; shift }->($y);
+    ok(!$x,  '[perl #39012]');
+    
+}
+