[PATCH] D90392: [clang-tidy] Omit std::make_unique/make_shared for default initialization.

Chris Kennelly via Phabricator via cfe-commits cfe-commits at lists.llvm.org
Thu Oct 29 09:12:20 PDT 2020


ckennelly added a comment.

In D90392#2362118 <https://reviews.llvm.org/D90392#2362118>, @njames93 wrote:

> IIUC, this is handling the case where `Ptr.reset(new int)` which is different to `Ptr.reset(new int())` because the former doesn't initialise the int while the latter default(zero) initialises it.
> If that's correct I still think we should still warn about this case, but don't suggest an auto-fix as that will change behaviour.
> Maybe put a note explaining why it can't be auto-fixed.

I disagree with printing a warning but not a fix.

These uses should migrate to `std::make_unique_for_overwrite`/`std::make_shared_for_overwrite`.  I am planning on sending a follow-up patch for that but want to avoid the existing make-unique/make-shared checks try to migrate default initialization use cases.


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  https://reviews.llvm.org/D90392/new/

https://reviews.llvm.org/D90392



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