Re: JIT compiling with LLVM v9.0 - Mailing list pgsql-hackers

From Peter Eisentraut
Subject Re: JIT compiling with LLVM v9.0
Date
Msg-id 38753444-0859-ff41-f8af-acd744bb0d83@2ndquadrant.com
Whole thread Raw
In response to Re: JIT compiling with LLVM v9.0  (Andres Freund <andres@anarazel.de>)
List pgsql-hackers
On 1/31/18 13:34, Andres Freund wrote:
> That's a fair argument, and I don't really have a good answer to it. We
> could have a jit = off/try/on, and use that to signal things? I.e. it
> can be set to try (possibly default in version + 1), and things will
> work if it's not installed, but if set to on it'll refuse to work if not
> enabled. Similar to how huge pages work now.

But that setup also has the problem that you can't query the setting to
know whether it's actually on.

-- 
Peter Eisentraut              http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services


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