Re: [Tarantool-patches] [PATCH luajit] Fix narrowing of unary minus.

[Igor Munkin via Tarantool-patches <tarantool-patches@dev.tarantool.org>]

Max,

I've checked the patches into all long-term branches in tarantool/luajit
and bumped a new version in master, 2.10 and 1.10.

On 09.09.22, Maksim Kokryashkin wrote:
> From: Mike Pall <mike>
> 
> With DUALNUM mode disabled, unary minus narrowing can produce
> inconsistent results on zeros, returning both -0 and 0 on the
> same chunk of code.
> 
> This patch fixes the inconsistency by adding checks for zeros.
> 
> Part of tarantool/tarantool#7230
> Resolves tarantool/tarantool#6976
> ---
> Issue: https://github.com/tarantool/tarantool/issues/6976
> Branch: https://github.com/tarantool/luajit/tree/fckxorg/gh-6976-narrowing-of-unary-minus
> PR: https://github.com/tarantool/tarantool/pull/7662
> 
>  src/lj_opt_narrow.c                           |  9 +++--
>  .../gh-6976-narrowing-of-unary-minus.test.lua | 34 +++++++++++++++++++
>  2 files changed, 41 insertions(+), 2 deletions(-)
>  create mode 100644 test/tarantool-tests/gh-6976-narrowing-of-unary-minus.test.lua
> 

<snipped>

> -- 
> 2.32.1 (Apple Git-133)
> 

-- 
Best regards,
IM