evaluating math w/o recompile

[Henry Spencer]

In article <225800223 at uxe.cso.uiuc.edu> mcdonald at uxe.cso.uiuc.edu writes:
>>You can't.  There is no way that line of math can be *executed* without
>>compiling it (in a very broad sense of the word), so trying to do it with
>>no recompiles is futile.  Either you invoke the C compiler, or you write
>>a mini-compiler as part of your program...
>
>Or, if you need to do it once or only a couple of times, write
>an interpreter. An interpreter can be written in portable C. 
>A compiler, of course, can't. You have to know the machine code.

You are assuming a very narrow definition of "compiler".  Note the phrase
"in a very broad sense of the word".  Not all translators referred to
as "compilers" generate machine code.
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