Stop using precompiled headers for Linux?

[Aleksey Shipilev]

On 11/05/2018 05:46 PM, Erik Joelsson wrote:
>> If we decide to keep precompiled headers on by default, maybe we should add a simple no-PCH
>> verification task in tier1? It only needs to build hotspot, so it should be quick.
>>
> That is a good point, so sure we can do that. Which debug level would be most appropriate for this
> test, debug or slowdebug? I very much doubt it's relevant to run release builds without PCH.

Choosing between fastdebug or slowdebug, I'd choose fastdebug. slowdebug has, or at least used to
have its own warts (oopDesc verification?) that can mask build issues.

-Aleksey