From e92b0dbc131c5662771c065f0731e4a91f78c018 Mon Sep 17 00:00:00 2001
From: Paul Eggert <eggert@cs.ucla.edu>
Date: Sat, 17 Sep 2011 08:53:45 -0700
Subject: [PATCH] randread: add FIXME comment for RDRAND

* gl/lib/randread.c: Add a FIXME comment suggesting how to improve
performance by using the RDRAND hardware instruction.
---
 gl/lib/randread.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/gl/lib/randread.c b/gl/lib/randread.c
index b4979c7..a75d9f6 100644
--- a/gl/lib/randread.c
+++ b/gl/lib/randread.c
@@ -17,6 +17,9 @@
 
 /* Written by Paul Eggert.  */
 
+/* FIXME: Improve performance by adding support for the RDRAND machine
+   instruction if available (e.g., Ivy Bridge processors).  */
+
 #include <config.h>
 
 #include "randread.h"
-- 
2.7.4