From 0f224afac835e5449b2ec392faee290d1259e085 Mon Sep 17 00:00:00 2001
From: Markus Hitter <mah@jump-ing.de>
Date: Tue, 5 Apr 2016 21:25:28 +0200
Subject: [PATCH] I2C: warn when trying to use untested code.

No code change.
---
 i2c.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/i2c.c b/i2c.c
index d1b9355..c9acacb 100644
--- a/i2c.c
+++ b/i2c.c
@@ -36,6 +36,12 @@
   #error Cant be I2C master and slave at the same time.
 #endif
 
+#if defined I2C_SLAVE_MODE || defined I2C_READ_SUPPORT || \
+    defined I2C_EEPROM_SUPPORT
+  #warning These portions of the code are untested and need work.
+#endif
+
+
 #ifdef I2C_SLAVE_MODE
   #define I2C_MODE 1
 #else