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From: Anton Farygin <rider@basealt.ru>
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Date: Tue, 4 May 2021 13:32:59 +0300
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Subject: Re: [devel] hash collision in rpm
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On 01.05.2021 12:04, Alexey Gladkov wrote:
> On Sat, May 01, 2021 at 06:44:31AM +0000, ALT beekeeper wrote:
>> Package: rust-1:1.50.0-alt1
>> Status: Sisyphus/x86_64 test rebuild failed
<skip>
>> warning: hash collision: _ZN54_$LT$$LP$T10$C$T11$RP$$u20$as$u20$core..fmt..Debug$GT$3fmt17h34a8dd22db59980aE _ZN84_$LT$alloc..vec..Vec$LT$T$C$A$GT$$u20$as$u20$alloc..vec..SpecExtend$LT$T$C$I$GT$$GT$11spec_extend17h60ca674df9219823E
>> warning: hash collision: _ZN3syn5parse11ParseBuffer4peek17hf9a11eea8c9a3d3fE _ZN4core5slice5index74_$LT$impl$u20$core..ops..index..Index$LT$I$GT$$u20$for$u20$$u5b$T$u5d$$GT$5index17h5a12cf41c79d168fE
>> warning: hash collision: _ZN4core3ptr13drop_in_place17he21b3c2d21e2e2c1E _ZN4core4iter6traits12double_ended19DoubleEndedIterator15advance_back_by17hefd6f0c285c16047E
> Меня немного настораживает такое обилие предупреждений о коллизии. Как бы
> не было беды, когда кто-то решит собрать модули rust отдельно.
>
Я тоже с таким же столкнулся в новом пакете с библиотеками для C++:

warning: hash collision: _ZN23IGESData_IGESReaderData12AddStartLineEPKc 
_ZNK14IGESSolid_Loop4EdgeEi

и там такого довольно много.