maxscript bug 某些情况下当字母大写时会报访问异常

大概在2023+版本出现，不知道什么原因

（此bug已在#(28000, 68, 0, 28, 0, 0, 3879, 2026, "")版本被修复）

运行下面这个代码：

fn testFn =
(    
	aaa.bbb.axIs 1 -- error, see that uppercase 'I'
)
 

你将得到错误：

这种bug我是怎么发现的？？？

▶ 展开代码 [共 54 行]

-- Known system exception
-- ########################################################################
-- Address: 0xbedceaf4; nCode: 0x00000000C0000005
-- Desc: EXCEPTION_ACCESS_VIOLATION The thread tried to read from or write to a virtual address for which it does not have the appropriate access.
--       Read of Address: 0x0000000000000000
-- ########################################################################
-- MAXScript callstack:
--	thread data: threadID:13584
--	------------------------------------------------------
--	[stack level: 0]
--	In top-level
-- ########################################################################
-- C++ callstack:
-- (ntdll): (filename not available): KiUserExceptionDispatcher
-- (MAXScrpt): (filename not available): OwnerThunk::OwnerThunk
-- (MAXScrpt): (filename not available): Value::superClassOf_vf
-- (MAXScrpt): (filename not available): define_system_global_replace
-- (MAXScrpt): (filename not available): GetMAXScriptParserKeywords
-- (MAXScrpt): (filename not available): install_rollout_control
-- (MAXScrpt): (filename not available): install_rollout_control
-- (MAXScrpt): (filename not available): install_rollout_control
-- (MAXScrpt): (filename not available): install_rollout_control
-- (MAXScrpt): (filename not available): command_name_from_code
-- (MAXScrpt): (filename not available): install_rollout_control
-- (MAXScrpt): (filename not available): GetMAXScriptParserKeywords
-- (MAXScrpt): (filename not available): install_rollout_control
-- (MAXScrpt): (filename not available): GetMAXScriptParserKeywords
-- (MAXScrpt): (filename not available): define_system_global_replace
-- (MAXScrpt): (filename not available): define_system_global_replace
-- (MAXScrpt): (filename not available): define_system_global_replace
-- (MAXScrpt): (filename not available): install_rollout_control
-- (MAXScrpt): (filename not available): define_system_global_replace
-- (MAXScrpt): (filename not available): GetMAXScriptParserKeywords
-- (MAXScrpt): (filename not available): install_rollout_control
-- (MAXScrpt): (filename not available): install_rollout_control
-- (MAXScrpt): (filename not available): install_rollout_control
-- (MAXScrpt): (filename not available): install_rollout_control
-- (MAXScrpt): (filename not available): command_name_from_code
-- (MAXScrpt): (filename not available): install_rollout_control
-- (MAXScrpt): (filename not available): GetMAXScriptParserKeywords
-- (MAXScrpt): (filename not available): install_rollout_control
-- (MAXScrpt): (filename not available): GetMAXScriptParserKeywords
-- (MAXScrpt): (filename not available): define_system_global_replace
-- (MAXScrpt): (filename not available): define_system_global_replace
-- (MAXScrpt): (filename not available): define_system_global_replace
-- (MAXScrpt): (filename not available): install_rollout_control
-- (MAXScrpt): (filename not available): Parser::compile
-- (MAXScrpt): (filename not available): Listener::get_style
-- (KERNEL32): (filename not available): BaseThreadInitThunk
-- (ntdll): (filename not available): RtlUserThreadStart
-- ########################################################################