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random Empty/Tombstone LLVM assertion error on i686-msvc CI #110290

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random Empty/Tombstone LLVM assertion error on i686-msvc CI#110290
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A-LLVMArea: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues.A-spuriousArea: Spurious failures in builds (spuriously == for no apparent reason)C-external-bugCategory: issue that is caused by bugs in software beyond our controlO-windows-msvcToolchain: MSVC, Operating system: WindowsO-x86_32Target: x86 processors, 32 bit (like i686-*) (also known as IA-32, i386, i586, i686)
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@ehuss
ehuss
opened on Apr 13, 2023

There have been a few instances of the following error on i686-msvc on CI:

Assertion failed: !KeyInfoT::isEqual(Val, EmptyKey) && !KeyInfoT::isEqual(Val, TombstoneKey) && "Empty/Tombstone value shouldn't be inserted into map!", file C:\a\rust\rust\src\llvm-project\llvm\include\llvm/ADT/DenseMap.h, line 624

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    A-LLVMArea: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues.A-spuriousArea: Spurious failures in builds (spuriously == for no apparent reason)C-external-bugCategory: issue that is caused by bugs in software beyond our controlO-windows-msvcToolchain: MSVC, Operating system: WindowsO-x86_32Target: x86 processors, 32 bit (like i686-*) (also known as IA-32, i386, i586, i686)

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