[Gllug] 64 bit v 32 bit

[Martin A. Brooks]

Richard Jones wrote:
> The upside is that i386 is starved of visible registers, and x86-64
> has many more available, and that is advantageous for compilers.  The
> downside is that x86-64 programs are a bit bigger because all pointers
> are 8 bytes instead of 4 bytes (the penalty is only around 10%[0] on
> x86 because of the "compressed" instruction set[1]).  Overall 64 bit
> is a win for many users.

Percentage difference you'll notice between a 32 and 64 bit installation 
for general day-to-day use: 0.

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