On Sun, Mar 22, 2015 at 09:25:53PM -0400, Fernando Rodriguez wrote
 
> I guess gcc devs are careful when using the model numbers (Intel
> lists 3 for Atoms, gcc uses only two so that may account for the
> models I mentioned) but the chance of error is there. The -mno-xxx
> flags would safeguard against it.

  I have one of the earliest Atom chips.  Some people have a hard time
believing this, but it's a 32-bit-only chip;  a couple of lines from
/proc/cpuinfo

model name      : Intel(R) Atom(TM) CPU Z520   @ 1.33GHz
address sizes   : 32 bits physical, 32 bits virtual

  Intel gives the CPU's specs at...

http://ark.intel.com/products/35466/Intel-Atom-Processor-Z520-512K-Cache-1_33-GHz-533-MHz-FSB

...where it specifically says...

Intel 64 # No

  I want to make absolutely certain that "illegal instructions" are not
compiled for it.

-- 
Walter Dnes <waltd...@waltdnes.org>
I don't run "desktop environments"; I run useful applications

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