Reduce math library code size by 3.4KB (#21575)

2021-04-12 16:49:53 -05:00
parent 1742fb8655
commit 24a095c5c1
35 changed files with 141 additions and 145 deletions
--- a/Marlin/src/lcd/dogm/marlinui_DOGM.cpp
+++ b/Marlin/src/lcd/dogm/marlinui_DOGM.cpp
@@ -569,7 +569,7 @@ void MarlinUI::clear_lcd() { } // Automatically cleared by Picture Loop

        // Show the location value
        lcd_put_u8str_P(74, LCD_PIXEL_HEIGHT, Z_LBL);
-        if (!isnan(ubl.z_values[x_plot][y_plot]))
+        if (!ISNAN(ubl.z_values[x_plot][y_plot]))
          lcd_put_u8str(ftostr43sign(ubl.z_values[x_plot][y_plot]));
        else
          lcd_put_u8str_P(PSTR(" -----"));