Re: Negative zero denominator

["Soni L." <fakedme@...>]

On 21/08/15 08:43 AM, Liam Devine wrote:
> Lua 5.3 returns positive infinity for a negative zero denominator, which
> is a change from 5.1, 5.2 and LuaJIT. Unless I am missing something,
> this does not seem to be fixed in 5.3.1 or listed on the bug page[1].
>
> liam@dmail00:~$ lua53
> Lua 5.3.0  Copyright (C) 1994-2015 Lua.org, PUC-Rio
> > return 1/-0
> inf
> > os.exit()
> liam@dmail00:~$ lua52
> Lua 5.2.4  Copyright (C) 1994-2015 Lua.org, PUC-Rio
> > return 1/-0
> -inf
> > os.exit()
> liam@dmail00:~$ lua51
> Lua 5.1.5  Copyright (C) 1994-2012 Lua.org, PUC-Rio
> > return 1/-0
> -inf
> > os.exit()
> liam@dmail00:~$ luajit
> LuaJIT 2.0.3 -- Copyright (C) 2005-2014 Mike Pall. http://luajit.org/
> JIT: ON CMOV SSE2 SSE3 SSE4.1 fold cse dce fwd dse narrow loop abc sink fuse
> > return 1/-0
> -inf
> > os.exit()
>
> [1] http://www.lua.org/bugs.html
[soniex2@soniex-pc ~]$ lua
Lua 5.3.1  Copyright (C) 1994-2015 Lua.org, PUC-Rio
> return 1.0/-0.0
-inf
> os.exit()

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