# HG changeset patch
# User Chris Cannam
# Date 1542205748 0
# Node ID 2e316a724336ff217168a3272061af5a9d21b821
# Parent  32bbb86094c3ceb2747ea68c04ef425b31ff78f4
Fix compiler warning

diff -r 32bbb86094c3 -r 2e316a724336 layer/SpectrumLayer.cpp
--- a/layer/SpectrumLayer.cpp	Wed Nov 14 14:23:17 2018 +0000
+++ b/layer/SpectrumLayer.cpp	Wed Nov 14 14:29:08 2018 +0000
@@ -785,10 +785,8 @@
             if (bin < cs) value *= curve[bin];
             
             double norm = 0.f;
-            // we need the norm here for colour map; the y coord is
-            // only used to pick a label height if illuminating the
-            // local point
-            double y = getYForValue(v, value, norm);
+            // we only need the norm here, for the colour map
+            (void)getYForValue(v, value, norm);
 
             QColor colour = mapper.map(norm);