06583: DEBUGGER: MAME crashes when using 'cheatinit' and giving few parameters

ID	Category [?]	Severity [?]	Reproducibility	Date Submitted	Last Update
06583	Debugger	Critical (emulator)	Always	May 14, 2017, 17:19	Nov 15, 2022, 15:20

Tester	Pasky	View Status	Public	Platform	MAME (Official Binary)
Assigned To	cuavas	Resolution	Fixed	OS	Windows Vista/7/8 (64-bit)
Status [?]	Resolved			Driver
Version	0.185	Fixed in Version	0.237	Build	64-bit
		Fixed in Git Commit	08ee39d	Github Pull Request #

Summary	06583: DEBUGGER: MAME crashes when using 'cheatinit' and giving few parameters
Description	MAME closes unexpectedly and without error when running with the debugger on and 'cheatinit' is executed with the insufficient parameters rather than stating an error.
Steps To Reproduce	Run MAME with debugger active. Execute 'cheatinit ub, 1' MAME will either lockup or close unexpectedly.
Additional Information
Github Commit

Flags
Regression Version
Affected Sets / Systems	DEBUGGER

Attached Files

No.20799 Firewave Senior Tester Nov 11, 2022, 14:06	I cannot reproduce this with 0.249 on either Windows or Linux. MAME debugger version 0.249 (mame0249) Currently targeting pacman (Pac-Man (Midway)) >cheatinit ub, 1 1040 cheat locations initialized for Zilog Z80 ':maincpu' program space Also no ASAN/UBSAN errors.
No.20813 Robbbert Senior Tester Nov 14, 2022, 21:48	The OP will need to supply the name of the game that's giving the problem. Otherwise we may as well close this.
No.20814 Firewave Senior Tester Nov 14, 2022, 22:49	Since Tafoid was able to confirm this issue I guess it was general problem and didn't require any specific set.
No.20819 Osso Moderator Nov 15, 2022, 05:02	I tested a bit and it seems to have been fixed in 0.237, if I had to guess by this commit: https://git.redump.net/mame/commit/?id=08ee39da702645560d9924b6d6ab4ee865b9e478
No.20832 cuavas Administrator Nov 15, 2022, 15:20	Before 08ee39da702645560d9924b6d6ab4ee865b9e478, the cheatinit command could crash if it was given exactly two arguments.