[LLVMdev] Problems on getting UNREACHABLE executed

[Duncan Sands]

Hi Andy,

> Thank you for replying. I tried and the error goes away. But there comes a new
> error:
>
> LLVM ERROR: Unknown object format!
>
> How can I solve this problem?

I don't know, sorry.

Best wishes, Duncan.

>
> Thank you!
>
> Best
> Andy
> --- *12年9月18日，周二, Duncan Sands /<baldrick at free.fr>/* 写道：
>
>
>     发件人: Duncan Sands <baldrick at free.fr>
>     主题: Re: [LLVMdev] Problems on getting UNREACHABLE executed
>     收件人: llvmdev at cs.uiuc.edu
>     日期: 2012年9月18日,周二,下午4:02
>
>     Hi Andy,
>
>      > I am currently using llvm to compile memcache to get the bitcode. I simply
>      > change all the "gcc -c" command to "clang -emit-llvm -c", and output ".o" to
>      > ".bc". And all gcc link command to llvm-ld. By these means, I
>     successfully get
>      > the bitcode file, but when I run it using "lli", it fails with the error:
>      >
>      > UNREACHABLE executed!
>      > 0 lli 0x087c2cab
>      > Stack dump:
>      > 0. Program arguments lli timedrun.bc
>      > 1. Running Pass 'X86 Machine Code Emitter' on function @main
>      > aborted
>      >
>      > I encountered the same error when executing other executables in the project.
>      > Why does this happen? Is there any suggestions to get rid of such problem?
>
>     this probably means that the bitcode contains something that is not supported
>     by lli, such as inline assembler.  Try passing the -use-mcjit option to lli.
>     If that doesn't work, feel free to open a bugreport and attach the bitcode.
>
>     Ciao, Duncan.
>
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