G4 could wait for an undefined time
@ -1690,7 +1690,7 @@ inline void gcode_G2_G3(bool clockwise) {
* G4: Dwell S<seconds> or P<milliseconds>
*/
inline void gcode_G4() {
unsigned long codenum;
unsigned long codenum=0;
LCD_MESSAGEPGM(MSG_DWELL);