Andres Freund <andres(at)anarazel(dot)de> writes:
> Where is the jit=on coming from? Config from before it was turned off?
A look in guc.c shows that jit defaults to "on" whether or not JIT is
enabled at compile time. This seems, at best, rather user-unfriendly.
And it's not like our conventions for other compile-option-affected
GUCs, eg the SSL ones.
regards, tom lane