[llvm-dev] Process of integrating Polly into LLVM

[Tobias Grosser via llvm-dev]

On Fri, Sep 29, 2017, at 12:03, Kristof Beyls via llvm-dev wrote:
> 
> On 23 Sep 2017, at 06:19, Tobias Grosser via llvm-dev
> <llvm-dev at lists.llvm.org<mailto:llvm-dev at lists.llvm.org>> wrote:
> 
>       2) svn copy Polly from its own repo into the LLVM main repository
> 
> svn mv <polly>/          to            <llvm>/tools/polly
> 
> Hi Tobias,
> 
> Just a minor point remark: IIUC, in SVN, the different subprojects are
> all part of the same repository, but in the official git mirrors, each
> subproject is its own separate top-level git project. 
> Have you checked
> that doing an "svn mv” like above will also retain the full history in
> the git mirror? The “svn mv” will move Polly from one top-level git
> repository (polly) to another (llvm). I’m wondering since I wonder how
> out-of-repository history (i.e. the Polly history before it was moved to
> <llvm>/tools/polly) would be represented in git.

In the per-subproject git mirrors history would not be visible AFAIU,
but the llvm-project repositories will show the full history. When
moving to github (and git in general) we might even be able to get the
pre-polly-in-llvm-history into the official repository, as Mehdi
explained to me.

Best,
Tobias

> 
> Thanks,
> 
> Kristof
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