LDC 1.5-1.6 huge degradation of optimization

[Joakim]

On Thursday, 30 November 2017 at 16:01:19 UTC, kinke wrote:
> On Thursday, 30 November 2017 at 15:25:31 UTC, Igor Shirkalin 
> wrote:
>> It's now obvious the reason of this regression is LLVM 5.0.0
>> Does it mean it's not time to move to latest LLVM for the 
>> latest LDC?
>
> 5.0.0 *is* the latest released version. 5.0.1 is about to be 
> released these days, but whether it'll fix this issue is 
> uncertain. As is whether it's fixed in current LLVM master 
> (6.0.0). LLVM is a huge piece of software, bugs and regressions 
> are to be expected.

I too read it the way you did, that llvm needs to be updated 
forward, but I think he meant ldc should stick with 4.0.1 for now.