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Revert "Add implementations of last in terms of next_back on a bunch of DoubleEndedIterators." #61057

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merged 1 commit into from
May 23, 2019

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sfackler
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This changed observable behavior for several iterator types.

r? @alexcrichton

@rust-highfive rust-highfive added the S-waiting-on-review Status: Awaiting review from the assignee but also interested parties. label May 22, 2019
@jonas-schievink
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Does this need a beta backport, too?

@sfackler sfackler added the beta-nominated Nominated for backporting to the compiler in the beta channel. label May 22, 2019
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Yep, looks like the change is on the beta branch.

@jonas-schievink jonas-schievink added the T-libs-api Relevant to the library API team, which will review and decide on the PR/issue. label May 22, 2019
@alexcrichton
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@bors: r+

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bors commented May 22, 2019

📌 Commit 8a22bc3 has been approved by alexcrichton

@bors bors added S-waiting-on-bors Status: Waiting on bors to run and complete tests. Bors will change the label on completion. and removed S-waiting-on-review Status: Awaiting review from the assignee but also interested parties. labels May 22, 2019
@alexcrichton alexcrichton added the beta-accepted Accepted for backporting to the compiler in the beta channel. label May 22, 2019
Centril added a commit to Centril/rust that referenced this pull request May 23, 2019
…ichton

Revert "Add implementations of last in terms of next_back on a bunch of DoubleEndedIterators."

This changed observable behavior for several iterator types.

r? @alexcrichton
bors added a commit that referenced this pull request May 23, 2019
Rollup of 7 pull requests

Successful merges:

 - #60981 (Bump compiler-builtins to 0.1.15)
 - #61014 (Make -Zemit-artifact-notifications also emit the artifact type)
 - #61043 (Disable LLVM/debug assertions in gnu-full-bootstrap)
 - #61046 (Fix ICE with inconsistent macro matchers)
 - #61055 (Solaris CI: Build with dilos2 stable)
 - #61057 (Revert "Add implementations of last in terms of next_back on a bunch of DoubleEndedIterators.")
 - #61073 (librustc_errors: Remove unused annotation style `OldSchoolNoteText`)

Failed merges:

r? @ghost
@bors bors merged commit 8a22bc3 into rust-lang:master May 23, 2019
@RalfJung
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FTR, the reverted PR is #60130.

@pietroalbini pietroalbini removed the beta-nominated Nominated for backporting to the compiler in the beta channel. label May 28, 2019
bors added a commit that referenced this pull request May 29, 2019
[beta] Rollup backports

Rolled up:

* [beta] adjust deprecation date of mem::uninitialized #61160

Cherry-picked:

* Fix ICE with inconsistent macro matchers #61046
* Revert "Add implementations of last in terms of next_back on a bunch of DoubleEndedIterators." #61057
* debuginfo: Revert to old/more verbose behavior for -Cdebuginfo=1 #61007

r? @ghost
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7 participants