Note to self, doing *src_ary++ in a macro that evaluates

the value more than once is a good way to dump core.

p4raw-id: //depot/perl@12639

diff --git a/sharedsv.c b/sharedsv.c
index e91d7b97d91e8ecbf7c178b6aceb24187a9f83a1..ef5ebf0b6b24cb6e8d1a126679a55637973a43db 100644 (file)
--- a/sharedsv.c
+++ b/sharedsv.c
@@ -218,7 +218,8 @@ Perl_sharedsv_thrcnt_dec(pTHX_ shared_sv* ssv)
 
             while (items-- > 0) {
             if(SvTYPE(*src_ary))
-                Perl_sharedsv_thrcnt_dec(aTHX_ INT2PTR(shared_sv *, SvIV(*src_ary++)));
+                Perl_sharedsv_thrcnt_dec(aTHX_ INT2PTR(shared_sv *, SvIV(*src_ary)));
+                src_ary++;
             }
             break;
         }