Re: heap-buffer-overflow in luaH_getshortstr

[Lars Müller <appgurulars@...>]

That's unrelated to the issue at hand though; it happens with "x" instead of "_ENV" just as well. It's because ">=" is a different lexical token (greater-than-equals).

On 03.02.22 13:58, Alexandr Smolnikov wrote:

Furthermore Lua forces to put a space after '>'

local _ENV<const>=0;
stdin:1: '>' expected near '>='

чт, 3 февр. 2022 г. в 17:20, Luiz Henrique de Figueiredo <lhf@tecgraf.puc-rio.br>:

> The most interesting part of the test script raises an "attempt to index a string value" error.
> Why "string" instead of "number"?
>
> local _ENV <const> = 0
> x=0

Indeed! If you remove '<const>'   then you get the expected error message:
    attempt to index a number value (local '_ENV')