effect of 'const'

For Beginners

2 comments, last by billybob 21 years, 2 months ago

134

Author

January 20, 2003 11:37 PM

does it do anything other than preventing it from being modified, ie any speed increase because of optimizations the compiler can do on it?

583

January 20, 2003 11:45 PM

I''ve never heard of a speed increase, but it''s good practice, and it''s just good safe programming to use it where it would apply.

--my site

122

January 20, 2003 11:46 PM

type checking

Nothing to do, try complimenting someone, it will make you feel better!

476

January 20, 2003 11:52 PM

For an interesting article on the performance benefits (or lack thereof) of const-correct code, check out GotW #81: Constant Optimization.

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