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Re: Archive-wide rebuilds using scan-build

Le 28/08/2012 21:51, Bernd Zeimetz a écrit :
> Hi,
>> This summer, during the Google Summer of Code (GSoC), we have been
>> working to provide a way to rebuild the archive with a non-gcc compiler
>> (in our case: clang).
>> Our project's intent is not to change the default compiler, just use a
>> secondary compiler to generate more errors or warnings for package
>> maintainers to be aware of. In most cases, keeping both compilers happy
>> would result in higher quality code, something I think we can all get
>> behind.
> I think it would be great if we could build all packages with scan-build
> automatically - as soon as there is some way to specify a different compiler,
> this should not be too hard. It might even be enough to use gcc/g++ as compiler
> in scan-build. I'm running some of my favourite packages trough it, which makes
> upstream happy (well or not, if some new errors show up again :)). So making all
> packages respect CC/CXX would be good to have not only to build them with
> different compilers.
You just spoiled one of my todo list item. ;)

For those who don't know scan-build, it is a free static analyzer
distributed with clang.
It gives nice feedbacks on common errors which cannot be find by
"normal" checks by compiler.
For example, scan-build on llvm & clang:

> Cheers and thanks for your work,
Thanks for your feedback.


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