From ab6b00586758304510e5f66532d971dedb05bef8 Mon Sep 17 00:00:00 2001
From: esenapaj <creation0004@gmail.com>
Date: Fri, 16 Dec 2016 00:43:07 +0900
Subject: [PATCH] Suppress warning

---
 Marlin/planner.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/Marlin/planner.cpp b/Marlin/planner.cpp
index e9d3a0225..f6a3edfa7 100644
--- a/Marlin/planner.cpp
+++ b/Marlin/planner.cpp
@@ -985,7 +985,9 @@ void Planner::_buffer_line(const float &a, const float &b, const float &c, const
   const uint8_t moves_queued = movesplanned();
 
   // Slow down when the buffer starts to empty, rather than wait at the corner for a buffer refill
-  unsigned long segment_time = lround(1000000.0 / inverse_mm_s);
+  #if ENABLED(SLOWDOWN) || ENABLED(ULTRA_LCD) || defined(XY_FREQUENCY_LIMIT)
+    unsigned long segment_time = lround(1000000.0 / inverse_mm_s);
+  #endif
   #if ENABLED(SLOWDOWN)
     // Segment time im micro seconds
     if (moves_queued > 1 && moves_queued < (BLOCK_BUFFER_SIZE) / 2) {