[Tarantool-patches] [PATCH luajit] test: fix flaky fix-slots-overflow-for-varg-record

[Sergey Bronnikov]

Hi, Sergey,

thanks for the patch! LGTM

On 19.12.2024 16:11, Sergey Kaplun wrote:
> The aforementioned test is flaky when it is run by Tarantool, since the
> necessary trace isn't compiled due to hotcount collisions. This patch
> fixes this by adding the additional reset of hot counters.
> ---
>
> Branch:https://github.com/tarantool/luajit/tree/skaplun/gh-noticket-fix-flaky-test
>
> Tested locally on the Tarantool
> Before the patch:
> | ctest --repeat-until-fail 100 -R fix-slots-overflow-for-varg-record.test.lua
> Failed
>
> With the patch
> | ctest --repeat-until-fail 1000 -R fix-slots-overflow-for-varg-record.test.lua
> |...
> | 100% tests passed, 0 tests failed out of 1
>
>   .../fix-slots-overflow-for-varg-record.test.lua                | 3 +++
>   1 file changed, 3 insertions(+)
>
> diff --git a/test/tarantool-tests/fix-slots-overflow-for-varg-record.test.lua b/test/tarantool-tests/fix-slots-overflow-for-varg-record.test.lua
> index b09a722d..7ffa6719 100644
> --- a/test/tarantool-tests/fix-slots-overflow-for-varg-record.test.lua
> +++ b/test/tarantool-tests/fix-slots-overflow-for-varg-record.test.lua
> @@ -89,6 +89,9 @@ wrapper()
>   
>   assert(not traceinfo(1), 'no traces recorded')
>   
> +-- Reset hot counters to avoid collisions and blacklisting.
> +jit.opt.start('hotloop=1')
> +
>   -- The simplest trace to compile.
>   for _ = 1, 4 do end
>   
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