As there will be no old body to dispose of, we can return immediately.

p4raw-id: //depot/perl@24918

diff --git a/sv.c b/sv.c
index 47ae295..b1cf433 100644 (file)
--- a/sv.c
+++ b/sv.c
@@ -1405,17 +1405,17 @@ Perl_sv_upgrade(pTHX_ register SV *sv, U32 mt)
        assert(old_type == SVt_NULL);
        SvANY(sv) = (XPVIV*)((char*)&(sv->sv_u.svu_iv) - STRUCT_OFFSET(XPVIV, xiv_iv));
        SvIV_set(sv, 0);
-       break;
+       return;
     case SVt_NV:
        assert(old_type == SVt_NULL);
        SvANY(sv) = new_XNV();
        SvNV_set(sv, 0);
-       break;
+       return;
     case SVt_RV:
        assert(old_type == SVt_NULL);
        SvANY(sv) = &sv->sv_u.svu_rv;
        SvRV_set(sv, 0);
-       break;
+       return;
     case SVt_PVHV:
        SvANY(sv) = new_XPVHV();
        HvFILL(sv)      = 0;