Same issue as the 2.0.6 build but different error.
This is trying to compile the stock CR-10 Mini configuration with the nightly 2.0.x bug fix
Arduino: 1.8.13 (Windows 7), Board: "Sanguino, ATmega1284 or ATmega1284P (16 MHz)"
sketch\src\lcd\tft\tft_image.cpp:24:10: fatal error: cstddef: No such file or directory
#include "cstddef"
^~~~~~~~~
compilation terminated.
exit status 1
Error compiling for board Sanguino.