* eval.c (rb_mod_using): new method Module#using. [experimental]

* eval.c (rb_mod_refine): new method Module#refine. [experimental]

* eval.c (f_using): new method Kernel#using. [experimental]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@36596 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 9 insertions, 4 deletions

diff --git a/iseq.c b/iseq.c
index 175adc43f0..8b08752185 100644
--- a/iseq.c
+++ b/iseq.c
@@ -199,17 +199,20 @@ set_relation(rb_iseq_t *iseq, const VALUE parent)
     /* set class nest stack */
     if (type == ISEQ_TYPE_TOP) {
 	/* toplevel is private */
-	iseq->cref_stack = NEW_BLOCK(rb_cObject);
+	iseq->cref_stack = NEW_CREF(rb_cObject);
+	iseq->cref_stack->nd_omod = Qnil;
 	iseq->cref_stack->nd_visi = NOEX_PRIVATE;
 	if (th->top_wrapper) {
-	    NODE *cref = NEW_BLOCK(th->top_wrapper);
+	    NODE *cref = NEW_CREF(th->top_wrapper);
+	    cref->nd_omod = Qnil;
 	    cref->nd_visi = NOEX_PRIVATE;
 	    cref->nd_next = iseq->cref_stack;
 	    iseq->cref_stack = cref;
 	}
     }
     else if (type == ISEQ_TYPE_METHOD || type == ISEQ_TYPE_CLASS) {
-	iseq->cref_stack = NEW_BLOCK(0); /* place holder */
+	iseq->cref_stack = NEW_CREF(0); /* place holder */
+	iseq->cref_stack->nd_omod = Qnil;
     }
     else if (RTEST(parent)) {
 	rb_iseq_t *piseq;
@@ -1653,7 +1656,9 @@ rb_iseq_clone(VALUE iseqval, VALUE newcbase)
 	iseq1->local_iseq = iseq1;
     }
     if (newcbase) {
-	iseq1->cref_stack = NEW_BLOCK(newcbase);
+	iseq1->cref_stack = NEW_CREF(newcbase);
+	iseq1->cref_stack->nd_omod = iseq0->cref_stack->nd_omod;
+	iseq1->cref_stack->nd_visi = iseq0->cref_stack->nd_visi;
 	if (iseq0->cref_stack->nd_next) {
 	    iseq1->cref_stack->nd_next = iseq0->cref_stack->nd_next;
 	}