Being safe on the internet (was Re: Here we go again - ISP DPI, but is it interception?)

Peter Tomlinson pwt at iosis.co.uk
Sat Aug 7 20:47:16 BST 2010


Ian Mason wrote:
> On 7 Aug 2010, at 14:50, M J D Brown wrote:
>> One method that has its adherents is to employ a widely-used language
>> and compiler (on the basis that compiler faults may well have been
>> exposed in the course of widespread use),
> About 5 years ago I hit a bug in the gcc C compiler that mis-codes 
> certain 64 bit arithmetic operations when compiling in 32 bit mode 
> (i.e. 'long long int' handling where 'long int' is 32 bits), When 
> compiling the latest Asterisk beta the other day I hit it again. I 
> can't think of a more widely distributed and used C compiler.
>
> Talking of safe languages no one has mentioned my old personal 
> favourite Algol 68. it was even used as the systems programming 
> language for a capability architecture processor and OS by Maurice 
> Wilkes, the late Roger Needham, and others. Cue Dr. Gladman...
What was that other one? AlgolW comes to mind. Perhaps it was just for 
teaching.

Peter



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