What about optimizing compilers that generate inline functions?
I can't answer that specifically, but there are some optimizations that can
really get wild, especially in C++.
"Steven W. Orr" wrote:
> I beg to heartily differ. *No* C compiler will evaluate a call to strlen
> at compile time, even if the string is compiletime evaluatable.
>
> The best you can hope to do with a compile-time constant is to use sizeof
> -1 as in
>
> #define MYSTR "MyString"
>
> if ( (sizeof MYSTR) - 1 ) == strlen ( target ) ) ...
>
> The strlen call is *definitely* a run-time call. The best you can hope to
> get (e.g., gcc) is that is will be transformed into an inline call.
>
> --
> -Time flies like the wind. Fruit flies like a banana. [EMAIL PROTECTED]
> -Stranger things have happened but none stranger than this. Steven W. Orr-
> Does your driver's license say Organ Donor?Black holes are where God \
> -------divided by zero. Listen to me! We are all individuals!---------
>
> On Tue, 4 Apr 2000, Bill Freeman wrote:
>
> =>Steven Orr writes:
> =>
> =>> Hold on there Buffalo Bob! There is no big difference between a strlen an
> d
> =>> a strcmp.
> =>
> =>Actually, there usually is. Most C compilers (possibly even the pre-
> =>processor) evaluate strlen of a constant string at compile time.
> =>
> => Bill
> =>
>
>
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--
Jerry Feldman <[EMAIL PROTECTED]>
Boston Linux and Unix user group
http://www.blu.org
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