* eval_error.ci (get_backtrace): check the result more.

  [ruby-dev:31261] [ruby-bugs-12398]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_8@12815 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 3 insertions, 1 deletions

diff --git a/eval.c b/eval.c
index 6e3b2a38b4..c896ed08bd 100644
--- a/eval.c
+++ b/eval.c
@@ -1197,6 +1197,8 @@ error_pos()
     }
 }
 
+VALUE rb_check_backtrace(VALUE);
+
 static VALUE
 get_backtrace(info)
     VALUE info;
@@ -1204,7 +1206,7 @@ get_backtrace(info)
     if (NIL_P(info)) return Qnil;
     info = rb_funcall(info, rb_intern("backtrace"), 0);
     if (NIL_P(info)) return Qnil;
-    return rb_check_array_type(info);
+    return rb_check_backtrace(info);
 }
 
 static void