[llvm-dev] [RFC] Late October Update: Progress report on CMake build system's ability to replace autoconf

[Jonathan Roelofs via llvm-dev]

On 10/27/15 2:17 PM, Chris Bieneman via llvm-dev wrote:
> Hi LLVMDev,
>
> There’s been a good bit of progress this month, and with the dev meeting
> later this week I thought I’d send out a second update. There are only
> two outstanding blocking issues that don’t have patches proposed,
> PR 21568 & PR 23947. I would greatly appreciate if someone who works on
> Mips would take a look at PR 23947.
>
> The following issues have been marked as fixed since the last update I
> sent out.
> * Bug 14109 - CMake build for compiler-rt should use just-built clang
> * Bug 24157 - CMake built shared library does not export all public symbols
>
> These issues are still outstanding. Classification of blocking vs
> non-blocking are my own opinions, please let me know if you disagree.
> All non-blocking issues are still serious bugs that need to be fixed.
>
> Blocking Issues:
> * Bug 21568 - Cannot add rpath

I don't think this ^ one is a blocker. Reid gives a suitable workaround 
in the bug ticket.


Jon

> * Bug 23947 - CMake+Mips: find_library() doesn't work correctly when
> recursing 64-bit (both N32 and N64 ABI's) compiler on Debian Jessie
> * Bug 25059 - CMake libllvm.so.$MAJOR.$MINOR shared object name not
> compatible with ldconfig (Two conflicting approaches are proposed to fix
> this in http://reviews.llvm.org/D13841 & http://reviews.llvm.org/D14040)
>
> Non-Blocking Issues:
> * Bug 19875 - libraries and executables need different rpaths
> * Bug 22466 - cmake build should provide way to run tablegen with no
> arguments
> * Bug 23746 - test-suite lacks CMake support (Part 1 landed r251431,
> Part 2  approved patches http://reviews.llvm.org/D14061)
> * Bug 24919 - [autoconf -> cmake] libclang.a is not packaged in the
> Ubuntu x86_64 pre-built
>
> 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
>
> Thank you everyone who has helped out to get us this far. We're getting
> awfully close now!
>
> Thanks,
> -Chris
>
>
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-- 
Jon Roelofs
jonathan at codesourcery.com
CodeSourcery / Mentor Embedded