lvalue-subs returning elements of tied hashes/arrays

[p5sagit/p5-mst-13.2.git] / pp_hot.c

diff --git a/pp_hot.c b/pp_hot.c
index 1e3d5ea..8298026 100644 (file)
--- a/pp_hot.c
+++ b/pp_hot.c
@@ -2441,7 +2441,10 @@ PP(pp_leavesublv)
            MARK = newsp + 1;
            EXTEND_MORTAL(1);
            if (MARK == SP) {
-               if (SvFLAGS(TOPs) & (SVs_TEMP | SVs_PADTMP | SVf_READONLY)) {
+               /* Temporaries are bad unless they happen to be elements
+                * of a tied hash or array */
+               if (SvFLAGS(TOPs) & (SVs_TEMP | SVs_PADTMP | SVf_READONLY) &&
+                   !(SvRMAGICAL(TOPs) && mg_find(TOPs, PERL_MAGIC_tiedelem))) {
                    LEAVE;
                    cxstack_ix--;
                    POPSUB(cx,sv);