Minor documentation fixes [ci skip]

From zverok (Victor Shepelev)

Fixes [Misc #16126]

1 files changed, 2 insertions, 1 deletions

diff --git a/error.c b/error.c
index 6b858c19fe..290ab7a509 100644
--- a/error.c
+++ b/error.c
@@ -300,7 +300,7 @@ warning_write(int argc, VALUE *argv, VALUE buf)
 
 /*
  * call-seq:
- *    warn(msg, ...)   -> nil
+ *    warn(*msgs, uplevel: nil)   -> nil
  *
  * If warnings have been disabled (for example with the
  * <code>-W0</code> flag), does nothing.  Otherwise,
@@ -2446,6 +2446,7 @@ syserr_eqq(VALUE self, VALUE exc)
  *    * IndexError
  *      * KeyError
  *      * StopIteration
+ *        * ClosedQueueError
  *    * LocalJumpError
  *    * NameError
  *      * NoMethodError