[llvm-dev] llc: Unknown command line argument '-debug-only=isel'

[Leslie Zhai via llvm-dev]

在 2017年12月21日 23:46, Francis Visoiu Mistrih 写道:
> Hi Leslie,
>
>> On 21 Dec 2017, at 15:14, Leslie Zhai via llvm-dev <llvm-dev at lists.llvm.org> wrote:
>>
>> Hi LLVM developers,
>>
>> llc -march=mips -debug-only=isel was able to work in Nov 8 2017 https://reviews.llvm.org/D39723
>>
>> But it doesn't work now:
>>
>> $ clang --version
>> LLVM China clang version 6.0.0 (git at github.com:llvm-mirror/clang.git 9b7b03045ee9b5622028537266aafeb9ea218ac1) (git at github.com:llvm-mirror/llvm.git 3a26601a88394c02603b8756527c55df9ab94d78) (based on LLVM 6.0.0svn)
>> Target: x86_64-redhat-linux
>> Thread model: posix
>> InstalledDir: /data/project/xiangzhai/llvm/build/./bin
>> $ llc --version
>> LLVM (http://llvm.org/):
>>    LLVM version 6.0.0svn
>>    Optimized build.
> I see you’re running an optimized build.
>
> You need a debug build to use "-debug-only”. I suggest you take a look at include/llvm/Support/Debug.h and the `DEBUG` macro.
-DCMAKE_BUILD_TYPE=Debug will eat up all my memory when linking... I 
experienced it.


>
> Cheers,
>
> —
> Francis
>
>>    Default target: x86_64-redhat-linux
>>    Host CPU: broadwell
>>
>> llc: Unknown command line argument '-debug-only=isel'.  Try: '/data/project/xiangzhai/llvm/build/bin/llc -help'
>> llc: Did you mean '-debug-pass=isel'?
>>
>> I couldn't grep debug-only command flags or options via git log, please give me some hint, thanks a lot!
>>
>> -- 
>> Regards,
>> Leslie Zhai - https://reviews.llvm.org/p/xiangzhai/
>>
>> _______________________________________________
>> LLVM Developers mailing list
>> llvm-dev at lists.llvm.org
>> http://lists.llvm.org/cgi-bin/mailman/listinfo/llvm-dev

-- 
Regards,
Leslie Zhai - https://reviews.llvm.org/p/xiangzhai/