[LLVMdev] [RFC] Late May Update: Progress report on CMake build system's ability to replace autoconf

[Yaron Keren]

Thanks!

2015-05-28 18:56 GMT+03:00 Chris Bieneman <beanz at apple.com>:

>
> On May 28, 2015, at 8:37 AM, Yaron Keren <yaron.keren at gmail.com> wrote:
>
> Probably not a blocker for replacing autoconf, while at it:
> Bug 23468 - LLVM_OPTIMIZED_TABLEGEN does not work with Visual Studio.
> It makes the tablegenning really slow.
>
>
> This is actually a feature of the CMake build system that the autoconf one
> doesn’t have, so this is not related to replacing autoconf.
>
> That said, I’ll try to address this soon.
>
> -Chris
>
>
>
> 2015-05-28 18:22 GMT+03:00 Chris Bieneman <beanz at apple.com>:
>
>> Hi all,
>>
>> Time for another update on the status of the CMake build system.
>>
>> Completed:
>> * Bug 18496 - [cmake] .S assembly files not compiled by cmake in
>> libclang_rt.ARCH
>> * Bug 22725 - lldb build with cmake fails with "Program error: Invalid
>> parameters entered, -h for help. "
>> * Update GettingStarted to prefer CMake
>>
>> Still Outstanding:
>>
>> * Bug 14109 - CMake build for compiler-rt should use just-built clang
>>  - No Update: Still some small issues to resolve.
>>
>> * Bug 19462 - Use the INSTALL(EXPORT ...) to export CMake definitions
>>  - I commented in the review for this today (
>> http://reviews.llvm.org/D7623). I think the patches I have are good to
>> land, but Stephen Kelly made some other suggestions in the bug we should
>> consider separately.
>>
>> * Bug 19875 - libraries and executables need different rpaths
>>  - No Update: Still outstanding, I don't think this is a blocker.
>>
>> * Bug 21561 - Update release scripts to use CMake
>>  - No Update: Still outstanding and blocking removal of autoconf
>>
>> * Bug 21562 - Add a CMake equivalent for make/platform/clang_darwin.mk
>> in compiler_rt
>>  - I've looked at this a bit on and off. It is unfortunately a hard
>> problem. I think it would be easier if CMake had better support for setting
>> clang's sysroot and arch flags. To that end I've filed a bug against CMake (
>> http://www.cmake.org/Bug/view.php?id=15591).
>>
>> * Bug 21568 - Cannot add rpath
>>  - No Update: Not a blocker.
>>
>> Other issues not tracked by bugs:
>>
>> * FreeBSD seemed to have problems with CMake identifying itself as amd64
>> causing x86_64 tests to fail
>> * Migrating buildbots
>> * We need to make sure libc++ works properly on Darwin
>> * Put together a “cheat sheet” document for transitioning
>>  - If you have an autoconf workflow you’d like to see in the cheat sheet
>> please send your commands my way and I‘ll assemble the cheat sheet.
>>
>> If there is anything I’m missing please let me know. Thanks,
>>
>> Thanks,
>> -Chris
>> _______________________________________________
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>>
>
>
>
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