* eval.c (when_check): need to splat for NODE_ARGSCAT as well.

  [ruby-dev:29860]


git-svn-id: http://svn.ruby-lang.org/repos/ruby/trunk@11288 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 5 insertions, 2 deletions

diff --git a/eval.c b/eval.c
index 9b8af94f3..cbf0e1960 100644
--- a/eval.c
+++ b/eval.c
@@ -2723,7 +2723,9 @@ when_check(NODE *tag, VALUE val, VALUE self)
 	}
 	break;
       case NODE_SPLAT:
-	elm = splat_value(rb_eval(self, tag->nd_head));
+	tag = tag->nd_head;
+      splat:
+	elm = splat_value(rb_eval(self, tag));
 	for (i=0; i<RARRAY_LEN(elm); i++) {
 	    if (when_cond(val, RARRAY_PTR(elm)[i])) {
 		return Qtrue;
@@ -2732,7 +2734,8 @@ when_check(NODE *tag, VALUE val, VALUE self)
 	break;
       case NODE_ARGSCAT:
 	if (when_check(tag->nd_head, val, self)) return Qtrue;
-	return when_check(tag->nd_body, val, self);
+	tag = tag->nd_body;
+	goto splat;
       case NODE_ARGSPUSH:
 	if (when_check(tag->nd_head, val, self)) return Qtrue;
 	if (when_cond(val, rb_eval(self, tag->nd_body))) return Qtrue;