[cfe-dev] Using clang-tidy to fix compiler errors

[Matthieu Brucher via cfe-dev]

Hi,

I think the usual way to do this is to disable checks and then select the
ones you need. It's not a bug, it's a feature.

Matthieu

Le sam. 26 oct. 2019 à 11:55, Alexander Lanin via cfe-dev <
cfe-dev at lists.llvm.org> a écrit :

> Done, thanks.
> https://bugs.llvm.org/show_bug.cgi?id=43816
>
>
> -----Ursprüngliche Nachricht-----
> Von: Jonas Toth <development at jonas-toth.eu>
> Gesendet: Donnerstag, 24. Oktober 2019 20:13
> An: Alexander Lanin <alex at lanin.de>; cfe-dev at lists.llvm.org
> Betreff: Re: [cfe-dev] Using clang-tidy to fix compiler errors
>
> Hi Alexander,
>
> clang-tidy runs the frontend first, so if the frontend detects errors it
> will report them as well.
>
> There is a feature in the frontend itself that tries to fix bugs, e.g.
> s"foo.method()"/"foo->method()" fixits can be emitted.
>
> I think that is closer to what you want and might be a better place to
> request that feature.
>
> Best Regards
> Jonas
>
> Am 22.10.19 um 00:59 schrieb Alexander Lanin via cfe-dev:
> > Hello,
> >
> > clang-tidy can not only be used to improve code, but also to make it
> > work in the first place.
> >
> > Taking an example from
> > https://github.com/llvm-mirror/clang/blob/master/test/SemaTemplate/dep
> > endent
> > -template-recover.cpp
> >
> >     template<typename T, typename U, int N>
> >     struct X {
> >       void f(T* t) {
> >         t->f0<U>(); // expected-error{{use 'template' keyword to treat
> 'f0'
> > as a dependent template name}}
> >       }
> >     };
> >
> > Clang-tidy is capable of fixing that error.
> > However it's not possible to fix it without running any other checks?!
> > e.g. this works fine: clang-tidy --checks="*" test.cpp -fix-errors but
> > it performs all sorts of other changes.
> >
> > The best approach seems to be to pick some checker that doesn't find
> > anything in order to fix only errors ?!
> >
> > Thanks,
> > Alexander Lanin
> >
> >
> > _______________________________________________
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> > cfe-dev at lists.llvm.org
> > https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-dev
>
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-- 
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