* eval.c (rb_yield_0): no error if block is empty.

git-svn-id: http://svn.ruby-lang.org/repos/ruby/trunk@4727 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 4 insertions, 1 deletions

diff --git a/eval.c b/eval.c
index 3e4f691b5..9d3ce0867 100644
--- a/eval.c
+++ b/eval.c
@@ -4162,7 +4162,10 @@ rb_yield_0(val, self, klass, flags, avalue)
 	POP_TAG();
 	if (state) goto pop_state;
     }
-    if (!node) goto pop_state;
+    if (!node) {
+	state = 0;
+	goto pop_state;
+    }
 
     PUSH_ITER(block->iter);
     PUSH_TAG(PROT_NONE);