1 files changed, 5 insertions, 1 deletions
diff --git a/pp_ctl.c b/pp_ctl.c
index fa2c87ceae..fd98698121 100644
--- a/pp_ctl.c
+++ b/pp_ctl.c
@@ -1056,6 +1056,7 @@ PP(pp_flip)
    an exception for .."0" [#18165]). AMS 20021031. */
 
 #define RANGE_IS_NUMERIC(left,right) ( \
+	(!SvOK(left) && !SvOK(right)) || \
 	SvNIOKp(left)  || (SvOK(left)  && !SvPOKp(left))  || \
 	SvNIOKp(right) || (SvOK(right) && !SvPOKp(right)) || \
 	(looks_like_number(left) && SvPOKp(left) && *SvPVX(left) != '0' && \
@@ -1797,8 +1798,11 @@ PP(pp_enteriter)
 		 cx->blk_loop.iterix = SvIV(sv);
 		 cx->blk_loop.itermax = SvIV((SV*)cx->blk_loop.iterary);
 	    }
-	    else
+	    else {
+		STRLEN n_a;
 		cx->blk_loop.iterlval = newSVsv(sv);
+		SvPV_force(cx->blk_loop.iterlval,n_a);
+	    }
 	}
     }
     else {