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Re: problem with -Wunreachable-code
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Re: problem with -Wunreachable-code


  • Subject: Re: problem with -Wunreachable-code
  • From: "Sean McBride" <email@hidden>
  • Date: Sun, 23 Jul 2006 23:28:53 -0400

James W. Walker (email@hidden) on 2006-07-21 14:41 said:

>The new article on "static code analysis",
><http://developer.apple.com/tools/xcode/staticanalysis.html>,
>inspired me to try some new warnings.  When I turn on
>-Wunreachable-code, I get thousands (literally) of warnings, mostly
>not in my code but in standard C++ headers.  For example, it claims
>that the constructor of std::exception will never be executed.  Is
>this warning broken, or what?

The more I play with it, the less useful I think it is.  It also seems
to have trouble with ? :, for example:

	OSErr		err = ( ref != NULL ) ? noErr : paramErr;

warning: will never be executed

--
"Inter arma enim silent leges" - Cicero

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References: 
 >problem with -Wunreachable-code (From: "James W. Walker" <email@hidden>)

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