[llvm-dev] llvm compiled error

Hongbin Zheng via llvm-dev llvm-dev at lists.llvm.org
Tue Mar 12 19:18:38 PDT 2019


I used to build llvm/clang on windows a lot, and never had any issues.

But I never built asan on windows, maybe asan just doesn't build on windows?

On Tue, Mar 12, 2019 at 7:14 PM mirchd via llvm-dev
<llvm-dev at lists.llvm.org> wrote:
>
> I am using Visual Studio 2017,
> I re-running cmake and rebuild the project but it still has the unresolved link error.
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> thanks for your help
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> 在 2019-03-12 21:34:14,paul.robinson at sony.com 写道:
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> I assume you are using Visual Studio as your build tool?  The LLVM project set turns into a bunch of Visual Studio project files, and my experience has been that they do not always coordinate correctly. Often just running the build again will solve a problem like this.  I'm not really familiar with the sanitizers so I don't have any ideas about the specific error, if re-running the build doesn't solve it.
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> --paulr
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> From: llvm-dev [mailto:llvm-dev-bounces at lists.llvm.org] On Behalf Of mirchd via llvm-dev
> Sent: Tuesday, March 12, 2019 8:37 AM
> To: mirchd
> Cc: llvm-dev at lists.llvm.org
> Subject: Re: [llvm-dev] llvm compiled error
>
>
>
> Ping,
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> any idea?
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> thanks in advance~
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> 在 2019-03-11 22:44:12,"mirchd via llvm-dev" <llvm-dev at lists.llvm.org> 写道:
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> Hello,
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> when I build llvm from git source, some errors occured.
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> 80>asan_new_delete.obj : error LNK2019: unresolved external symbol "void * __cdecl MemalignFromLocalPool(unsigned __int64,unsigned __int64)" (?MemalignFromLocalPool@@YAPEAX_K0 at Z), "void * __cdecl operator new(unsigned __int64)" (??2 at YAPEAX_K@Z)
> 80>D:\program\llvm\build\Debug\lib\clang\9.0.0\lib\windows\clang_rt.asan_dynamic-x86_64.dll : fatal error LNK1120
> 80>“clang_rt.asan-dynamic-x86_64.vcxproj” fail.
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> env:
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> cmake x64
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> win10, visualstudio2017 15.9.8
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> please help,
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> Best wishes,
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> Dian Chen
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