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From: stefan-lucks@see-the.signature
Newsgroups: comp.lang.ada
Subject: Re: C++0x and Threads - a poor relation to Ada's tasking model?
Date: Wed, 12 Aug 2009 07:29:32 +0200
Organization: Bauhaus-Universitaet Weimar
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On Wed, 12 Aug 2009, Maciej Sobczak wrote:

> A very simple example is the printf function [...]:
> 
> #include <cstdio>
> int main()
> {
>     int s = 1234;
>     std::printf("%s\n", s);
> }
>
> Above, std::printf, even though not formally a keyword, has attracted
> the compiler's attention and allowed it to perform type checks that
> are not mandated by the language itself.

This is easy, since "%s\n" is a constant. Try 

  "printf(someString, a, b, c, d);", 

where someString is a variable. (This is valid C. I didn't check for C++, 
but I expect C++ to allow variable format strings, just as well.)



-- 
------ Stefan Lucks   --  Bauhaus-University Weimar  --   Germany  ------
               Stefan dot Lucks at uni minus weimar dot de
------  I  love  the  taste  of  Cryptanalysis  in  the  morning!  ------