Survey: Can we drop support for LLVM versions prior to 3.5?

Kai Nacke via digitalmars-d-ldc digitalmars-d-ldc at
Mon Apr 20 22:50:33 PDT 2015

On Friday, 10 April 2015 at 05:56:36 UTC, Kai Nacke wrote:
> Hi all!
> Currently LDC can be compiled with LLVM 3.1-3.6 with support 
> for LLVM trunk constantly added.
> Because the LLVM API is not stable this broad support becomes 
> more and more a burden. It is also likely that this set of LLVM 
> libraries will not be supported by the new Travis container 
> (which I like to use because of more RAM and CPU cores).
> Versions 3.1, 3.2 and 3.3 have serious bugs which forces us to 
> disable optimizations for some tests. Especially 3.3 is 
> unusable with OS X!
> Therefore I like to know which LLVM version do you use with LDC.
> If no one objects then the plan would be that the next major 
> release is the last one which can be compiled with LLVM 3.1-3.4.
> Please give feedback!
> Regards,
> Kai

To summarize the survey: The old LLVM versions are not in use. I 
am going to drop the support of next major release.


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