Agree, since LLVM code is not really used now, and it do bring lot compilation problem, I think it should be removed for now.
-- 此致！Best Regards 陈明雨 Mingyu Chen Email: chenmin...@apache.org At 2020-02-15 16:55:33, "Zhao Chun" <zh...@apache.org> wrote: >Hi everyone, > >At present, there are many LLVM related codes in code base, but these codes >are not really used. During my attempt to upgrade GCC, I found that the >higher version of GCC is not compatible with the LLVM 3.4.2 version >currently used by Doris. I propose to delete all LLVM related code in the >code. With this deletion, we can gain the following benefits > >1. Remove irrelevant code to make our code more refined >2. Ability to upgrade our toolchain from GCC7 to GCC9 or higher >3. In the future we will be able to use later versions of LLVM. The APIs of >the LLVM versions are not compatible, and there is no way to smoothly >upgrade to a higher version. And a large amount of code that is no longer >used will become a constraint on our future use of higher versions of LLVM. > >Since our LLVM code is not really used, this operation will not bring other >harm. > >Looking forward to your feedback, if there is no objection, I will >gradually complete this operation later. > >Thanks, >Zhao Chun
