Addin exceptions in SvStream

Michael Meeks michael.meeks at
Fri Dec 14 02:28:09 PST 2012

On Thu, 2012-12-13 at 14:00 +0100, Lubos Lunak wrote:
>  I think it shouldn't be that difficult to write a Clang plugin that finds all 
> uses of SvStream::operator<</>> , checks whether the variable read to is 
> initalized [*] , and possibly it shouldn't be even that big deal to have it 
> rewrite them to a series of SvStream::readInt32() etc. calls (i.e. EasyHack 
> fdo#56110). I have not written yet any howto on plugins besides the examples 
> under compilerplugins/, but if there would be interest, I could do something.

	Oooh ! that would be really lovely :-)

> [*] Or, since I assume all those variables have been needlessly initialized 
> just in attempt to silence the broken warning with the wretched gcc thing on 
> Apple, the check will need to be more complicated and find if the initializer 
> is not the default value for the type.

	Yep - I guess so !

	Would rather improve the robustness of our filters I suspect.

	Marc - now that's a real fun / hacking task - are you interested ? :-)



michael.meeks at  <><, Pseudo Engineer, itinerant idiot

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