more questions about efficient C code

[Arnold Robbins]

> >One is to write a simple test program and use the '-S'
> >flag of the compiler.  This will produce assembly code
> >that you can examine and see what intructions are being
> >generated for any particular expression.
> 
> Unfortunately, this option is not likely to show you the
> optimized code you would get from running the compiler with
> the -O flag.  To really see what's being generated, compile
> it, and then look at the object file with something like
> foo,24?ai
> in adb.

Sorry, but 'cc' is smart enough to run the optimizer on the assembler
if you give it 'cc -S -O foo.c'.  foo.s will be optimized assembly.
-- 
Arnold Robbins
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