$ make launchpad/rev1:default:avrdude
QMK Firmware 0.7.27
Making launchpad/rev1 with keymap default and target avrdude

avr-gcc.exe (AVR_8_bit_GNU_Toolchain_3.6.1_1752) 5.4.0
Copyright (C) 2015 Free Software Foundation, Inc.
This is free software; see the source for copying conditions.  There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

Size before:
   text    data     bss     dec     hex filename
      0   15188       0   15188    3b54 .build/launchpad_rev1_default.hex

Copying launchpad_rev1_default.hex to qmk_firmware folder                                           [OK]
Checking file size of launchpad_rev1_default.hex                                                    [OK]
 * The firmware size is fine - 15188/28672 (52%, 13484 bytes free)
Detecting USB port, reset your controller now........................................................
Device /dev/ttyS3 has appeared; assuming it is the controller.
Remapped MSYS2 USB port to COM4

Connecting to programmer: .
Found programmer: Id = "CATERIN"; type = S
    Software Version = 1.0; No Hardware Version given.
Programmer supports auto addr increment.
Programmer supports buffered memory access with buffersize=128 bytes.

Programmer supports the following devices:
    Device code: 0x44

avrdude.exe: AVR device initialized and ready to accept instructions

Reading | ################################################## | 100% 0.00s

avrdude.exe: Device signature = 0x1e9587 (probably m32u4)
avrdude.exe: NOTE: "flash" memory has been specified, an erase cycle will be performed
             To disable this feature, specify the -D option.
avrdude.exe: erasing chip
avrdude.exe: reading input file ".build/launchpad_rev1_default.hex"
avrdude.exe: input file .build/launchpad_rev1_default.hex auto detected as Intel Hex
avrdude.exe: writing flash (15188 bytes):

Writing | ################################################## | 100% 1.21s

avrdude.exe: 15188 bytes of flash written
avrdude.exe: verifying flash memory against .build/launchpad_rev1_default.hex:
avrdude.exe: load data flash data from input file .build/launchpad_rev1_default.hex:
avrdude.exe: input file .build/launchpad_rev1_default.hex auto detected as Intel Hex
avrdude.exe: input file .build/launchpad_rev1_default.hex contains 15188 bytes
avrdude.exe: reading on-chip flash data:

Reading | ################################################## | 100% 0.16s

avrdude.exe: verifying ...
avrdude.exe: 15188 bytes of flash verified

avrdude.exe done.  Thank you.