64-bit erlang

Bjorn Gustavsson <>
Fri Nov 11 11:46:04 CET 2005


There is no direct configuration in Erlang/OTP for 32 vs 64 bits.
Instead, if the Erlang/OTP is built with a C compiler that generates
64 bits executables, the Erlang emulator will be 64 bit enabled; otherwise
it will be 32 bit.

/Bjorn

"ke.han" <> writes:

> I am installing a new server: freeBSD 6.0 amd64 (actually EM64T Intel
> chips).
> 1 - When I compile erlang (from freeBSD ports) do I need to specify
> 64-bit build options?  Any other build options I should be aware of?
> 2 - Is it possible to build/run 32-bit erlang from a 64-bit freeBSD install?
> 
> thanks, ke han
> 

-- 
Björn Gustavsson, Erlang/OTP, Ericsson AB



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