From: Bo Persson (bop_at_[hidden])
Date: 2006-01-06 08:15:35
<chrisc_at_[hidden]> skrev i meddelandet
news:Pine.LNX.4.62.0601051437040.14546_at_area52.cs.rpi.edu...
>
> Hi -- I am trying to build boost on a 64-bit AMD Opteron but make it
> yield
> 32 bit code. The reason for this is I want smaller executables and
> memory
> footprint (Side note: if you do pmap on even a small hello world
> program
> on an 64 bit Opteron it requires 10 MB of virtual memory vs. 1.2 MB
> if
> compiled in 32 bit mode -- Can you believe it?).
Have you considered just how much larger the virtual address space is
on a 64 bit machine? :-)
Bo Persson