--- old/src/java.desktop/share/native/common/java2d/opengl/OGLTextRenderer.c	2018-09-30 07:52:53.019000000 +0530
+++ new/src/java.desktop/share/native/common/java2d/opengl/OGLTextRenderer.c	2018-09-30 07:52:52.767000000 +0530
@@ -342,8 +342,8 @@
 static jboolean
 OGLTR_UpdateLCDTextContrast(jint contrast)
 {
-    double g = ((double)contrast) / 100.0;
-    double ig = 1.0 / g;
+    float g = ((float)contrast) / 100.0f;
+    float ig = 1.0f / g;
     GLint loc;
 
     J2dTraceLn1(J2D_TRACE_INFO,