[PATCH] D77168: Add a flag to debug automatic variable initialization

[Fangrui Song via Phabricator via cfe-commits]

MaskRay added a comment.

In D77168#2070334 <https://reviews.llvm.org/D77168#2070334>, @llozano wrote:

> In D77168#2070083 <https://reviews.llvm.org/D77168#2070083>, @MaskRay wrote:
>
> > In D77168#2070049 <https://reviews.llvm.org/D77168#2070049>, @jcai19 wrote:
> >
> > > In D77168#2069783 <https://reviews.llvm.org/D77168#2069783>, @MaskRay wrote:
> > >
> > > > Do we have a mechanism bisecting pragmas? If yes, we can let that tool add `#pragma clang attribute push([[clang::uninitialized]], apply_to = variable)`
> > >
> > >
> > > Not that I am aware of unfortunately. The whole point of having this patch is to add the ability to bisect programmatically, along the approach of using pragma as introduced in https://reviews.llvm.org/D78693.
> >
> >
> > If we have a mechanism bisecting pragmas, this option will not be needed.
>
>
> I think you are coming late into the discussion. If you read before, We had already agreed that having mechanisms for automatic triaging is "very compelling". The change suggested here just makes automatic triaging much easier at a very low cost.


I expressed my opinion very early in https://reviews.llvm.org/D77168#1955507  If other reviewers find this useful even if we have a generic framework, I will not object.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D77168/new/

https://reviews.llvm.org/D77168