Go to the first, previous, next, last section, table of contents.

Code improvement by the C compiler.

The C compiler, normally GCC, is run with `-O' turned on. (It has to be, actually.)

If you want to run GCC with `-O2' -- which may be worth a few percent in execution speed -- you can give a `-O2-for-C' option.


Go to the first, previous, next, last section, table of contents.