compile.c: adjust label reference

* compile.c (new_adjust_body): labels referred by adjuststack shoud not be optimized away. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@53367 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2015-12-29 08:36:22 +00:00 · 2015-12-29 08:36:22 +00:00 · 1403dfbf31
commit 1403dfbf31
parent 15960b37e8
1 changed files with 1 additions and 0 deletions
--- a/compile.c
+++ b/compile.c
@ -989,6 +989,7 @@ new_adjust_body(rb_iseq_t *iseq, LABEL *label, int line)
    adjust->link.next = 0;
    adjust->label = label;
    adjust->line_no = line;
+    if (label) LABEL_REF(label);
    return adjust;
 }