From d2935e2969c443a7a6485ac3474a87cd639ab49d Mon Sep 17 00:00:00 2001
From: Alexei Podtelezhnikov <apodtele@gmail.com>
Date: Tue, 12 Aug 2014 00:41:04 -0400
Subject: [PATCH] * src/base/fttrigon.c (ft_trig_prenorm): Comment on undefined
 behavior.

---
 src/base/fttrigon.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/base/fttrigon.c b/src/base/fttrigon.c
index 4ffdcb77f..e3ce8a6d0 100644
--- a/src/base/fttrigon.c
+++ b/src/base/fttrigon.c
@@ -111,6 +111,7 @@
 #endif /* !FT_LONG64 */
 
 
+  /* undefined and never called for zero vector */  
   static FT_Int
   ft_trig_prenorm( FT_Vector*  vec )
   {