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Move std::io::read_to_string to alloc::io - #158545

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Move std::io::read_to_string to alloc::io#158545
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ACP: rust-lang/libs-team#755
Tracking issue: #154046
Split From: #156527
Blocked On: #158544

Description

Moves std::io::read_to_string to alloc::io. This is a trivial move. Blocked on #158544.

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@rustbotrustbot added S-waiting-on-review Status: Awaiting review from the assignee but also interested parties. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue. T-libs Relevant to the library team, which will review and decide on the PR/issue. T-rustdoc Relevant to the rustdoc team, which will review and decide on the PR/issue. T-rustdoc-frontend Relevant to the rustdoc-frontend team, which will review and decide on the web UI/UX output. labels Jun 29, 2026
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This PR was rebased onto a different main commit. Here's a range-diff highlighting what actually changed.

Rebasing is a normal part of keeping PRs up to date, so no action is needed—this note is just to help reviewers.

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@clarfonthey here's the next one if you're interested, but please don't feel pressured! From here on the PRs are much smaller and easier to review IMO.

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@rustbot label -T-compiler -T-rustdoc -T-rustdoc-frontend

@rustbotrustbot added S-waiting-on-review Status: Awaiting review from the assignee but also interested parties. and removed S-blocked Status: Blocked on something else such as an RFC or other implementation work. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue. T-rustdoc Relevant to the rustdoc team, which will review and decide on the PR/issue. T-rustdoc-frontend Relevant to the rustdoc-frontend team, which will review and decide on the web UI/UX output. labels Jul 18, 2026
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…oh, this is small, isn't it

@bors r+ rollup

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📌 Commit 5de65af has been approved by clarfonthey

It is now in the queue for this repository.

@rust-borsrust-borsBot 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 Jul 18, 2026
JonathanBrouwer added a commit to JonathanBrouwer/rust that referenced this pull request Jul 18, 2026
@JonathanBrouwer
Rollup merge ofrust-lang#158545- bushrat011899:alloc_io_read_to_str…
544a17c
…ing, r=clarfonthey
Move `std::io::read_to_string` to `alloc::io`
ACP: rust-lang/libs-team#755
Tracking issue: rust-lang#154046
Split From: rust-lang#156527
~~Blocked On: rust-lang#158544
## Description
Moves `std::io::read_to_string` to `alloc::io`. This is a trivial move. Blocked on rust-lang#158544.
---
## Notes
* No AI tooling of any kind was used during the creation of this PR.
* Please see rust-lang#154046 (comment) for a review order and broader context for this PR.
@JonathanBrouwerJonathanBrouwer mentioned this pull request Jul 18, 2026
Closed
rust-borsBot pushed a commit that referenced this pull request Jul 18, 2026
@bors
Auto merge of#159501- JonathanBrouwer:rollup-R9B6UYL, r=JonathanBro…
d1ac568
…uwer
Rollup of 5 pull requests
Successful merges:
- #159189 (Account for type alias projections in E0308 "expected/found" shortening logic)
- #158545 (Move `std::io::read_to_string` to `alloc::io`)
- #159328 (tests/assembly-llvm: pin frame pointer in issue-141649 aarch64 test)
- #159470 (Fix string indexing in diagnostic format strings)
- #159500 (Move compiletest CLI parsing to `cli.rs`)
JonathanBrouwer added a commit to JonathanBrouwer/rust that referenced this pull request Jul 18, 2026
@JonathanBrouwer
Rollup merge ofrust-lang#158545- bushrat011899:alloc_io_read_to_str…
8b61162
…ing, r=clarfonthey
Move `std::io::read_to_string` to `alloc::io`
ACP: rust-lang/libs-team#755
Tracking issue: rust-lang#154046
Split From: rust-lang#156527
~~Blocked On: rust-lang#158544
## Description
Moves `std::io::read_to_string` to `alloc::io`. This is a trivial move. Blocked on rust-lang#158544.
---
## Notes
* No AI tooling of any kind was used during the creation of this PR.
* Please see rust-lang#154046 (comment) for a review order and broader context for this PR.
@JonathanBrouwerJonathanBrouwer mentioned this pull request Jul 18, 2026
Closed
rust-borsBot pushed a commit that referenced this pull request Jul 18, 2026
@bors
Auto merge of#159510- JonathanBrouwer:rollup-li1mnot, r=JonathanBro…
6fd20b5
…uwer
Rollup of 5 pull requests
Successful merges:
- #159467 (Add explicit `Iterator::count` impl for `str::EncodeUtf16`)
- #158545 (Move `std::io::read_to_string` to `alloc::io`)
- #159328 (tests/assembly-llvm: pin frame pointer in issue-141649 aarch64 test)
- #159470 (Fix string indexing in diagnostic format strings)
- #159500 (Move compiletest CLI parsing to `cli.rs`)
@JonathanBrouwerJonathanBrouwer mentioned this pull request Jul 18, 2026
Merged
rust-borsBot pushed a commit that referenced this pull request Jul 18, 2026
@bors
Auto merge of#159516- JonathanBrouwer:rollup-XY9SezB, r=JonathanBro…
eff8269
…uwer
Rollup of 8 pull requests
Successful merges:
- #159425 (Windows: add context when opening NUL for child stdio fails)
- #159467 (Add explicit `Iterator::count` impl for `str::EncodeUtf16`)
- #157860 (Move rustdoc run-make tests into new `tests/run-make/rustdoc/`)
- #158545 (Move `std::io::read_to_string` to `alloc::io`)
- #159328 (tests/assembly-llvm: pin frame pointer in issue-141649 aarch64 test)
- #159459 (Detect when trait bound requires closure to return itself)
- #159470 (Fix string indexing in diagnostic format strings)
- #159500 (Move compiletest CLI parsing to `cli.rs`)
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rust-borsBot merged commit caeca00 into rust-lang:mainJul 18, 2026
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@rustbotrustbot added this to the 1.99.0 milestone Jul 18, 2026
jhpratt added a commit to jhpratt/rust that referenced this pull request Jul 19, 2026
@jhpratt
Rollup merge ofrust-lang#158546- bushrat011899:alloc_io_bufread, r=…
c506aa4
…clarfonthey
Move `std::io::BufRead` to `alloc::io`
ACP: rust-lang/libs-team#755
Tracking issue: rust-lang#154046
Split From: rust-lang#156527
~~Blocked On: rust-lang#158545
## Description
Moves `std::io::BufRead` to `alloc::io`. This is effectively a direct cut and paste, but with a large diff due to how many implementations need to be moved into `alloc`. Blocked on rust-lang#158545.
---
## Notes
* No AI tooling of any kind was used during the creation of this PR.
* Please see rust-lang#154046 (comment) for a review order and broader context for this PR.
jhpratt added a commit to jhpratt/rust that referenced this pull request Jul 19, 2026
@jhpratt
Rollup merge ofrust-lang#158546- bushrat011899:alloc_io_bufread, r=…
e780cad
…clarfonthey
Move `std::io::BufRead` to `alloc::io`
ACP: rust-lang/libs-team#755
Tracking issue: rust-lang#154046
Split From: rust-lang#156527
~~Blocked On: rust-lang#158545
## Description
Moves `std::io::BufRead` to `alloc::io`. This is effectively a direct cut and paste, but with a large diff due to how many implementations need to be moved into `alloc`. Blocked on rust-lang#158545.
---
## Notes
* No AI tooling of any kind was used during the creation of this PR.
* Please see rust-lang#154046 (comment) for a review order and broader context for this PR.
jhpratt added a commit to jhpratt/rust that referenced this pull request Jul 19, 2026
@jhpratt
Rollup merge ofrust-lang#158546- bushrat011899:alloc_io_bufread, r=…
7bd9ba7
…clarfonthey
Move `std::io::BufRead` to `alloc::io`
ACP: rust-lang/libs-team#755
Tracking issue: rust-lang#154046
Split From: rust-lang#156527
~~Blocked On: rust-lang#158545
## Description
Moves `std::io::BufRead` to `alloc::io`. This is effectively a direct cut and paste, but with a large diff due to how many implementations need to be moved into `alloc`. Blocked on rust-lang#158545.
---
## Notes
* No AI tooling of any kind was used during the creation of this PR.
* Please see rust-lang#154046 (comment) for a review order and broader context for this PR.
rust-timer added a commit that referenced this pull request Jul 19, 2026
@rust-timer
Unrolled build for#158546
769d9dd
Rollup merge of #158546 - bushrat011899:alloc_io_bufread, r=clarfonthey
Move `std::io::BufRead` to `alloc::io`
ACP: rust-lang/libs-team#755
Tracking issue: #154046
Split From: #156527
~~Blocked On: #158545
## Description
Moves `std::io::BufRead` to `alloc::io`. This is effectively a direct cut and paste, but with a large diff due to how many implementations need to be moved into `alloc`. Blocked on #158545.
---
## Notes
* No AI tooling of any kind was used during the creation of this PR.
* Please see #154046 (comment) for a review order and broader context for this PR.
github-actionsBot pushed a commit to rust-lang/rustc-dev-guide that referenced this pull request Jul 20, 2026
@bors
Auto merge of #159516 - JonathanBrouwer:rollup-XY9SezB, r=JonathanBro…
d63d940
…uwer
Rollup of 8 pull requests
Successful merges:
- rust-lang/rust#159425 (Windows: add context when opening NUL for child stdio fails)
- rust-lang/rust#159467 (Add explicit `Iterator::count` impl for `str::EncodeUtf16`)
- rust-lang/rust#157860 (Move rustdoc run-make tests into new `tests/run-make/rustdoc/`)
- rust-lang/rust#158545 (Move `std::io::read_to_string` to `alloc::io`)
- rust-lang/rust#159328 (tests/assembly-llvm: pin frame pointer in issue-141649 aarch64 test)
- rust-lang/rust#159459 (Detect when trait bound requires closure to return itself)
- rust-lang/rust#159470 (Fix string indexing in diagnostic format strings)
- rust-lang/rust#159500 (Move compiletest CLI parsing to `cli.rs`)
pullBot pushed a commit to xtqqczze/rust-lang-miri that referenced this pull request Jul 22, 2026
@jhpratt
Rollup merge of #158546 - bushrat011899:alloc_io_bufread, r=clarfonthey
8871ffc
Move `std::io::BufRead` to `alloc::io`
ACP: rust-lang/libs-team#755
Tracking issue: rust-lang/rust#154046
Split From: rust-lang/rust#156527
~~Blocked On: rust-lang/rust#158545
## Description
Moves `std::io::BufRead` to `alloc::io`. This is effectively a direct cut and paste, but with a large diff due to how many implementations need to be moved into `alloc`. Blocked on rust-lang/rust#158545.
---
## Notes
* No AI tooling of any kind was used during the creation of this PR.
* Please see rust-lang/rust#154046 (comment) for a review order and broader context for this PR.
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Move `std::io::read_to_string` to `alloc::io` by bushrat011899 · Pull Request #158545 · rust-lang/rust · GitHub
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Move std::io::read_to_string to alloc::io - #158545
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Move std::io::read_to_string to alloc::io#158545
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ACP: rust-lang/libs-team#755

Tracking issue: #154046

Split From: #156527
Blocked On: #158544
Description
Moves std::io::read_to_string to alloc::io. This is a trivial move. Blocked on #158544.
Notes
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This PR was rebased onto a different main commit. Here's a range-diff highlighting what actually changed.
Rebasing is a normal part of keeping PRs up to date, so no action is needed—this note is just to help reviewers.
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@clarfonthey here's the next one if you're interested, but please don't feel pressured! From here on the PRs are much smaller and easier to review IMO.
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Labels are from the blocked earlier version of this PR.
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…oh, this is small, isn't it
@bors r+ rollup
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📌 Commit 5de65af has been approved by clarfonthey
It is now in the queue for this repository.
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@JonathanBrouwer
Rollup merge ofrust-lang#158545- bushrat011899:alloc_io_read_to_str…
544a17c
…ing, r=clarfonthey
Move `std::io::read_to_string` to `alloc::io`
ACP: rust-lang/libs-team#755
Tracking issue: rust-lang#154046
Split From: rust-lang#156527
~~Blocked On: rust-lang#158544
## Description
Moves `std::io::read_to_string` to `alloc::io`. This is a trivial move. Blocked on rust-lang#158544.
---
## Notes
* No AI tooling of any kind was used during the creation of this PR.
* Please see rust-lang#154046 (comment) for a review order and broader context for this PR.
@JonathanBrouwerJonathanBrouwer
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Auto merge of#159501- JonathanBrouwer:rollup-R9B6UYL, r=JonathanBro…
d1ac568
…uwer
Rollup of 5 pull requests
Successful merges:
- #159189 (Account for type alias projections in E0308 "expected/found" shortening logic)
- #158545 (Move `std::io::read_to_string` to `alloc::io`)
- #159328 (tests/assembly-llvm: pin frame pointer in issue-141649 aarch64 test)
- #159470 (Fix string indexing in diagnostic format strings)
- #159500 (Move compiletest CLI parsing to `cli.rs`)
JonathanBrouwer added a commit
to JonathanBrouwer/rust
that referenced
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Jul 18, 2026
@JonathanBrouwer
Rollup merge ofrust-lang#158545- bushrat011899:alloc_io_read_to_str…
8b61162
…ing, r=clarfonthey
Move `std::io::read_to_string` to `alloc::io`
ACP: rust-lang/libs-team#755
Tracking issue: rust-lang#154046
Split From: rust-lang#156527
~~Blocked On: rust-lang#158544
## Description
Moves `std::io::read_to_string` to `alloc::io`. This is a trivial move. Blocked on rust-lang#158544.
---
## Notes
* No AI tooling of any kind was used during the creation of this PR.
* Please see rust-lang#154046 (comment) for a review order and broader context for this PR.
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Auto merge of#159510- JonathanBrouwer:rollup-li1mnot, r=JonathanBro…
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Rollup of 5 pull requests
Successful merges:
- #159467 (Add explicit `Iterator::count` impl for `str::EncodeUtf16`)
- #158545 (Move `std::io::read_to_string` to `alloc::io`)
- #159328 (tests/assembly-llvm: pin frame pointer in issue-141649 aarch64 test)
- #159470 (Fix string indexing in diagnostic format strings)
- #159500 (Move compiletest CLI parsing to `cli.rs`)
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Auto merge of#159516- JonathanBrouwer:rollup-XY9SezB, r=JonathanBro…
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Rollup of 8 pull requests
Successful merges:
- #159425 (Windows: add context when opening NUL for child stdio fails)
- #159467 (Add explicit `Iterator::count` impl for `str::EncodeUtf16`)
- #157860 (Move rustdoc run-make tests into new `tests/run-make/rustdoc/`)
- #158545 (Move `std::io::read_to_string` to `alloc::io`)
- #159328 (tests/assembly-llvm: pin frame pointer in issue-141649 aarch64 test)
- #159459 (Detect when trait bound requires closure to return itself)
- #159470 (Fix string indexing in diagnostic format strings)
- #159500 (Move compiletest CLI parsing to `cli.rs`)
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Rollup merge ofrust-lang#158546- bushrat011899:alloc_io_bufread, r=…
c506aa4
…clarfonthey
Move `std::io::BufRead` to `alloc::io`
ACP: rust-lang/libs-team#755
Tracking issue: rust-lang#154046
Split From: rust-lang#156527
~~Blocked On: rust-lang#158545
## Description
Moves `std::io::BufRead` to `alloc::io`. This is effectively a direct cut and paste, but with a large diff due to how many implementations need to be moved into `alloc`. Blocked on rust-lang#158545.
---
## Notes
* No AI tooling of any kind was used during the creation of this PR.
* Please see rust-lang#154046 (comment) for a review order and broader context for this PR.
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Rollup merge ofrust-lang#158546- bushrat011899:alloc_io_bufread, r=…
e780cad
…clarfonthey
Move `std::io::BufRead` to `alloc::io`
ACP: rust-lang/libs-team#755
Tracking issue: rust-lang#154046
Split From: rust-lang#156527
~~Blocked On: rust-lang#158545
## Description
Moves `std::io::BufRead` to `alloc::io`. This is effectively a direct cut and paste, but with a large diff due to how many implementations need to be moved into `alloc`. Blocked on rust-lang#158545.
---
## Notes
* No AI tooling of any kind was used during the creation of this PR.
* Please see rust-lang#154046 (comment) for a review order and broader context for this PR.
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Rollup merge ofrust-lang#158546- bushrat011899:alloc_io_bufread, r=…
7bd9ba7
…clarfonthey
Move `std::io::BufRead` to `alloc::io`
ACP: rust-lang/libs-team#755
Tracking issue: rust-lang#154046
Split From: rust-lang#156527
~~Blocked On: rust-lang#158545
## Description
Moves `std::io::BufRead` to `alloc::io`. This is effectively a direct cut and paste, but with a large diff due to how many implementations need to be moved into `alloc`. Blocked on rust-lang#158545.
---
## Notes
* No AI tooling of any kind was used during the creation of this PR.
* Please see rust-lang#154046 (comment) for a review order and broader context for this PR.
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Unrolled build for#158546
769d9dd
Rollup merge of #158546 - bushrat011899:alloc_io_bufread, r=clarfonthey
Move `std::io::BufRead` to `alloc::io`
ACP: rust-lang/libs-team#755
Tracking issue: #154046
Split From: #156527
~~Blocked On: #158545
## Description
Moves `std::io::BufRead` to `alloc::io`. This is effectively a direct cut and paste, but with a large diff due to how many implementations need to be moved into `alloc`. Blocked on #158545.
---
## Notes
* No AI tooling of any kind was used during the creation of this PR.
* Please see #154046 (comment) for a review order and broader context for this PR.
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Auto merge of #159516 - JonathanBrouwer:rollup-XY9SezB, r=JonathanBro…
d63d940
…uwer
Rollup of 8 pull requests
Successful merges:
- rust-lang/rust#159425 (Windows: add context when opening NUL for child stdio fails)
- rust-lang/rust#159467 (Add explicit `Iterator::count` impl for `str::EncodeUtf16`)
- rust-lang/rust#157860 (Move rustdoc run-make tests into new `tests/run-make/rustdoc/`)
- rust-lang/rust#158545 (Move `std::io::read_to_string` to `alloc::io`)
- rust-lang/rust#159328 (tests/assembly-llvm: pin frame pointer in issue-141649 aarch64 test)
- rust-lang/rust#159459 (Detect when trait bound requires closure to return itself)
- rust-lang/rust#159470 (Fix string indexing in diagnostic format strings)
- rust-lang/rust#159500 (Move compiletest CLI parsing to `cli.rs`)
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@jhpratt
Rollup merge of #158546 - bushrat011899:alloc_io_bufread, r=clarfonthey
8871ffc
Move `std::io::BufRead` to `alloc::io`
ACP: rust-lang/libs-team#755
Tracking issue: rust-lang/rust#154046
Split From: rust-lang/rust#156527
~~Blocked On: rust-lang/rust#158545
## Description
Moves `std::io::BufRead` to `alloc::io`. This is effectively a direct cut and paste, but with a large diff due to how many implementations need to be moved into `alloc`. Blocked on rust-lang/rust#158545.
---
## Notes
* No AI tooling of any kind was used during the creation of this PR.
* Please see rust-lang/rust#154046 (comment) for a review order and broader context for this PR.
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Move `std::io::read_to_string` to `alloc::io` by bushrat011899 · Pull Request #158545 · rust-lang/rust · GitHub
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Move std::io::read_to_string to alloc::io - #158545
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Move std::io::read_to_string to alloc::io#158545
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ACP: rust-lang/libs-team#755

Tracking issue: #154046

Split From: #156527
Blocked On: #158544
Description
Moves std::io::read_to_string to alloc::io. This is a trivial move. Blocked on #158544.
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This PR was rebased onto a different main commit. Here's a range-diff highlighting what actually changed.
Rebasing is a normal part of keeping PRs up to date, so no action is needed—this note is just to help reviewers.
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@clarfonthey here's the next one if you're interested, but please don't feel pressured! From here on the PRs are much smaller and easier to review IMO.
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…oh, this is small, isn't it
@bors r+ rollup
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📌 Commit 5de65af has been approved by clarfonthey
It is now in the queue for this repository.
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Rollup merge ofrust-lang#158545- bushrat011899:alloc_io_read_to_str…
544a17c
…ing, r=clarfonthey
Move `std::io::read_to_string` to `alloc::io`
ACP: rust-lang/libs-team#755
Tracking issue: rust-lang#154046
Split From: rust-lang#156527
~~Blocked On: rust-lang#158544
## Description
Moves `std::io::read_to_string` to `alloc::io`. This is a trivial move. Blocked on rust-lang#158544.
---
## Notes
* No AI tooling of any kind was used during the creation of this PR.
* Please see rust-lang#154046 (comment) for a review order and broader context for this PR.
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Auto merge of#159501- JonathanBrouwer:rollup-R9B6UYL, r=JonathanBro…
d1ac568
…uwer
Rollup of 5 pull requests
Successful merges:
- #159189 (Account for type alias projections in E0308 "expected/found" shortening logic)
- #158545 (Move `std::io::read_to_string` to `alloc::io`)
- #159328 (tests/assembly-llvm: pin frame pointer in issue-141649 aarch64 test)
- #159470 (Fix string indexing in diagnostic format strings)
- #159500 (Move compiletest CLI parsing to `cli.rs`)
JonathanBrouwer added a commit
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@JonathanBrouwer
Rollup merge ofrust-lang#158545- bushrat011899:alloc_io_read_to_str…
8b61162
…ing, r=clarfonthey
Move `std::io::read_to_string` to `alloc::io`
ACP: rust-lang/libs-team#755
Tracking issue: rust-lang#154046
Split From: rust-lang#156527
~~Blocked On: rust-lang#158544
## Description
Moves `std::io::read_to_string` to `alloc::io`. This is a trivial move. Blocked on rust-lang#158544.
---
## Notes
* No AI tooling of any kind was used during the creation of this PR.
* Please see rust-lang#154046 (comment) for a review order and broader context for this PR.
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Auto merge of#159510- JonathanBrouwer:rollup-li1mnot, r=JonathanBro…
6fd20b5
…uwer
Rollup of 5 pull requests
Successful merges:
- #159467 (Add explicit `Iterator::count` impl for `str::EncodeUtf16`)
- #158545 (Move `std::io::read_to_string` to `alloc::io`)
- #159328 (tests/assembly-llvm: pin frame pointer in issue-141649 aarch64 test)
- #159470 (Fix string indexing in diagnostic format strings)
- #159500 (Move compiletest CLI parsing to `cli.rs`)
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Auto merge of#159516- JonathanBrouwer:rollup-XY9SezB, r=JonathanBro…
eff8269
…uwer
Rollup of 8 pull requests
Successful merges:
- #159425 (Windows: add context when opening NUL for child stdio fails)
- #159467 (Add explicit `Iterator::count` impl for `str::EncodeUtf16`)
- #157860 (Move rustdoc run-make tests into new `tests/run-make/rustdoc/`)
- #158545 (Move `std::io::read_to_string` to `alloc::io`)
- #159328 (tests/assembly-llvm: pin frame pointer in issue-141649 aarch64 test)
- #159459 (Detect when trait bound requires closure to return itself)
- #159470 (Fix string indexing in diagnostic format strings)
- #159500 (Move compiletest CLI parsing to `cli.rs`)
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@jhpratt
Rollup merge ofrust-lang#158546- bushrat011899:alloc_io_bufread, r=…
c506aa4
…clarfonthey
Move `std::io::BufRead` to `alloc::io`
ACP: rust-lang/libs-team#755
Tracking issue: rust-lang#154046
Split From: rust-lang#156527
~~Blocked On: rust-lang#158545
## Description
Moves `std::io::BufRead` to `alloc::io`. This is effectively a direct cut and paste, but with a large diff due to how many implementations need to be moved into `alloc`. Blocked on rust-lang#158545.
---
## Notes
* No AI tooling of any kind was used during the creation of this PR.
* Please see rust-lang#154046 (comment) for a review order and broader context for this PR.
jhpratt added a commit
to jhpratt/rust
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Jul 19, 2026
@jhpratt
Rollup merge ofrust-lang#158546- bushrat011899:alloc_io_bufread, r=…
e780cad
…clarfonthey
Move `std::io::BufRead` to `alloc::io`
ACP: rust-lang/libs-team#755
Tracking issue: rust-lang#154046
Split From: rust-lang#156527
~~Blocked On: rust-lang#158545
## Description
Moves `std::io::BufRead` to `alloc::io`. This is effectively a direct cut and paste, but with a large diff due to how many implementations need to be moved into `alloc`. Blocked on rust-lang#158545.
---
## Notes
* No AI tooling of any kind was used during the creation of this PR.
* Please see rust-lang#154046 (comment) for a review order and broader context for this PR.
jhpratt added a commit
to jhpratt/rust
that referenced
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Jul 19, 2026
@jhpratt
Rollup merge ofrust-lang#158546- bushrat011899:alloc_io_bufread, r=…
7bd9ba7
…clarfonthey
Move `std::io::BufRead` to `alloc::io`
ACP: rust-lang/libs-team#755
Tracking issue: rust-lang#154046
Split From: rust-lang#156527
~~Blocked On: rust-lang#158545
## Description
Moves `std::io::BufRead` to `alloc::io`. This is effectively a direct cut and paste, but with a large diff due to how many implementations need to be moved into `alloc`. Blocked on rust-lang#158545.
---
## Notes
* No AI tooling of any kind was used during the creation of this PR.
* Please see rust-lang#154046 (comment) for a review order and broader context for this PR.
rust-timer added a commit
that referenced
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@rust-timer
Unrolled build for#158546
769d9dd
Rollup merge of #158546 - bushrat011899:alloc_io_bufread, r=clarfonthey
Move `std::io::BufRead` to `alloc::io`
ACP: rust-lang/libs-team#755
Tracking issue: #154046
Split From: #156527
~~Blocked On: #158545
## Description
Moves `std::io::BufRead` to `alloc::io`. This is effectively a direct cut and paste, but with a large diff due to how many implementations need to be moved into `alloc`. Blocked on #158545.
---
## Notes
* No AI tooling of any kind was used during the creation of this PR.
* Please see #154046 (comment) for a review order and broader context for this PR.
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@bors
Auto merge of #159516 - JonathanBrouwer:rollup-XY9SezB, r=JonathanBro…
d63d940
…uwer
Rollup of 8 pull requests
Successful merges:
- rust-lang/rust#159425 (Windows: add context when opening NUL for child stdio fails)
- rust-lang/rust#159467 (Add explicit `Iterator::count` impl for `str::EncodeUtf16`)
- rust-lang/rust#157860 (Move rustdoc run-make tests into new `tests/run-make/rustdoc/`)
- rust-lang/rust#158545 (Move `std::io::read_to_string` to `alloc::io`)
- rust-lang/rust#159328 (tests/assembly-llvm: pin frame pointer in issue-141649 aarch64 test)
- rust-lang/rust#159459 (Detect when trait bound requires closure to return itself)
- rust-lang/rust#159470 (Fix string indexing in diagnostic format strings)
- rust-lang/rust#159500 (Move compiletest CLI parsing to `cli.rs`)
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@jhpratt
Rollup merge of #158546 - bushrat011899:alloc_io_bufread, r=clarfonthey
8871ffc
Move `std::io::BufRead` to `alloc::io`
ACP: rust-lang/libs-team#755
Tracking issue: rust-lang/rust#154046
Split From: rust-lang/rust#156527
~~Blocked On: rust-lang/rust#158545
## Description
Moves `std::io::BufRead` to `alloc::io`. This is effectively a direct cut and paste, but with a large diff due to how many implementations need to be moved into `alloc`. Blocked on rust-lang/rust#158545.
---
## Notes
* No AI tooling of any kind was used during the creation of this PR.
* Please see rust-lang/rust#154046 (comment) for a review order and broader context for this PR.
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Move `std::io::read_to_string` to `alloc::io` by bushrat011899 · Pull Request #158545 · rust-lang/rust · GitHub
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Move std::io::read_to_string to alloc::io - #158545
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ACP: rust-lang/libs-team#755

Tracking issue: #154046

Split From: #156527
Blocked On: #158544
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Moves std::io::read_to_string to alloc::io. This is a trivial move. Blocked on #158544.
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This PR was rebased onto a different main commit. Here's a range-diff highlighting what actually changed.
Rebasing is a normal part of keeping PRs up to date, so no action is needed—this note is just to help reviewers.
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@clarfonthey here's the next one if you're interested, but please don't feel pressured! From here on the PRs are much smaller and easier to review IMO.
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…oh, this is small, isn't it
@bors r+ rollup
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📌 Commit 5de65af has been approved by clarfonthey
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Rollup merge ofrust-lang#158545- bushrat011899:alloc_io_read_to_str…
544a17c
…ing, r=clarfonthey
Move `std::io::read_to_string` to `alloc::io`
ACP: rust-lang/libs-team#755
Tracking issue: rust-lang#154046
Split From: rust-lang#156527
~~Blocked On: rust-lang#158544
## Description
Moves `std::io::read_to_string` to `alloc::io`. This is a trivial move. Blocked on rust-lang#158544.
---
## Notes
* No AI tooling of any kind was used during the creation of this PR.
* Please see rust-lang#154046 (comment) for a review order and broader context for this PR.
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Successful merges:
- #159189 (Account for type alias projections in E0308 "expected/found" shortening logic)
- #158545 (Move `std::io::read_to_string` to `alloc::io`)
- #159328 (tests/assembly-llvm: pin frame pointer in issue-141649 aarch64 test)
- #159470 (Fix string indexing in diagnostic format strings)
- #159500 (Move compiletest CLI parsing to `cli.rs`)
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Rollup merge ofrust-lang#158545- bushrat011899:alloc_io_read_to_str…
8b61162
…ing, r=clarfonthey
Move `std::io::read_to_string` to `alloc::io`
ACP: rust-lang/libs-team#755
Tracking issue: rust-lang#154046
Split From: rust-lang#156527
~~Blocked On: rust-lang#158544
## Description
Moves `std::io::read_to_string` to `alloc::io`. This is a trivial move. Blocked on rust-lang#158544.
---
## Notes
* No AI tooling of any kind was used during the creation of this PR.
* Please see rust-lang#154046 (comment) for a review order and broader context for this PR.
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- #159467 (Add explicit `Iterator::count` impl for `str::EncodeUtf16`)
- #158545 (Move `std::io::read_to_string` to `alloc::io`)
- #159328 (tests/assembly-llvm: pin frame pointer in issue-141649 aarch64 test)
- #159470 (Fix string indexing in diagnostic format strings)
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eff8269
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- #159425 (Windows: add context when opening NUL for child stdio fails)
- #159467 (Add explicit `Iterator::count` impl for `str::EncodeUtf16`)
- #157860 (Move rustdoc run-make tests into new `tests/run-make/rustdoc/`)
- #158545 (Move `std::io::read_to_string` to `alloc::io`)
- #159328 (tests/assembly-llvm: pin frame pointer in issue-141649 aarch64 test)
- #159459 (Detect when trait bound requires closure to return itself)
- #159470 (Fix string indexing in diagnostic format strings)
- #159500 (Move compiletest CLI parsing to `cli.rs`)
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Rollup merge ofrust-lang#158546- bushrat011899:alloc_io_bufread, r=…
c506aa4
…clarfonthey
Move `std::io::BufRead` to `alloc::io`
ACP: rust-lang/libs-team#755
Tracking issue: rust-lang#154046
Split From: rust-lang#156527
~~Blocked On: rust-lang#158545
## Description
Moves `std::io::BufRead` to `alloc::io`. This is effectively a direct cut and paste, but with a large diff due to how many implementations need to be moved into `alloc`. Blocked on rust-lang#158545.
---
## Notes
* No AI tooling of any kind was used during the creation of this PR.
* Please see rust-lang#154046 (comment) for a review order and broader context for this PR.
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Rollup merge ofrust-lang#158546- bushrat011899:alloc_io_bufread, r=…
e780cad
…clarfonthey
Move `std::io::BufRead` to `alloc::io`
ACP: rust-lang/libs-team#755
Tracking issue: rust-lang#154046
Split From: rust-lang#156527
~~Blocked On: rust-lang#158545
## Description
Moves `std::io::BufRead` to `alloc::io`. This is effectively a direct cut and paste, but with a large diff due to how many implementations need to be moved into `alloc`. Blocked on rust-lang#158545.
---
## Notes
* No AI tooling of any kind was used during the creation of this PR.
* Please see rust-lang#154046 (comment) for a review order and broader context for this PR.
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Rollup merge ofrust-lang#158546- bushrat011899:alloc_io_bufread, r=…
7bd9ba7
…clarfonthey
Move `std::io::BufRead` to `alloc::io`
ACP: rust-lang/libs-team#755
Tracking issue: rust-lang#154046
Split From: rust-lang#156527
~~Blocked On: rust-lang#158545
## Description
Moves `std::io::BufRead` to `alloc::io`. This is effectively a direct cut and paste, but with a large diff due to how many implementations need to be moved into `alloc`. Blocked on rust-lang#158545.
---
## Notes
* No AI tooling of any kind was used during the creation of this PR.
* Please see rust-lang#154046 (comment) for a review order and broader context for this PR.
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Unrolled build for#158546
769d9dd
Rollup merge of #158546 - bushrat011899:alloc_io_bufread, r=clarfonthey
Move `std::io::BufRead` to `alloc::io`
ACP: rust-lang/libs-team#755
Tracking issue: #154046
Split From: #156527
~~Blocked On: #158545
## Description
Moves `std::io::BufRead` to `alloc::io`. This is effectively a direct cut and paste, but with a large diff due to how many implementations need to be moved into `alloc`. Blocked on #158545.
---
## Notes
* No AI tooling of any kind was used during the creation of this PR.
* Please see #154046 (comment) for a review order and broader context for this PR.
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Auto merge of #159516 - JonathanBrouwer:rollup-XY9SezB, r=JonathanBro…
d63d940
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- rust-lang/rust#159425 (Windows: add context when opening NUL for child stdio fails)
- rust-lang/rust#159467 (Add explicit `Iterator::count` impl for `str::EncodeUtf16`)
- rust-lang/rust#157860 (Move rustdoc run-make tests into new `tests/run-make/rustdoc/`)
- rust-lang/rust#158545 (Move `std::io::read_to_string` to `alloc::io`)
- rust-lang/rust#159328 (tests/assembly-llvm: pin frame pointer in issue-141649 aarch64 test)
- rust-lang/rust#159459 (Detect when trait bound requires closure to return itself)
- rust-lang/rust#159470 (Fix string indexing in diagnostic format strings)
- rust-lang/rust#159500 (Move compiletest CLI parsing to `cli.rs`)
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Rollup merge of #158546 - bushrat011899:alloc_io_bufread, r=clarfonthey
8871ffc
Move `std::io::BufRead` to `alloc::io`
ACP: rust-lang/libs-team#755
Tracking issue: rust-lang/rust#154046
Split From: rust-lang/rust#156527
~~Blocked On: rust-lang/rust#158545
## Description
Moves `std::io::BufRead` to `alloc::io`. This is effectively a direct cut and paste, but with a large diff due to how many implementations need to be moved into `alloc`. Blocked on rust-lang/rust#158545.
---
## Notes
* No AI tooling of any kind was used during the creation of this PR.
* Please see rust-lang/rust#154046 (comment) for a review order and broader context for this PR.
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Move `std::io::read_to_string` to `alloc::io` by bushrat011899 · Pull Request #158545 · rust-lang/rust · GitHub
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Move std::io::read_to_string to alloc::io - #158545
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ACP: rust-lang/libs-team#755

Tracking issue: #154046

Split From: #156527
Blocked On: #158544
Description
Moves std::io::read_to_string to alloc::io. This is a trivial move. Blocked on #158544.
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This PR was rebased onto a different main commit. Here's a range-diff highlighting what actually changed.
Rebasing is a normal part of keeping PRs up to date, so no action is needed—this note is just to help reviewers.
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@clarfonthey here's the next one if you're interested, but please don't feel pressured! From here on the PRs are much smaller and easier to review IMO.
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…oh, this is small, isn't it
@bors r+ rollup
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📌 Commit 5de65af has been approved by clarfonthey
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Rollup merge ofrust-lang#158545- bushrat011899:alloc_io_read_to_str…
544a17c
…ing, r=clarfonthey
Move `std::io::read_to_string` to `alloc::io`
ACP: rust-lang/libs-team#755
Tracking issue: rust-lang#154046
Split From: rust-lang#156527
~~Blocked On: rust-lang#158544
## Description
Moves `std::io::read_to_string` to `alloc::io`. This is a trivial move. Blocked on rust-lang#158544.
---
## Notes
* No AI tooling of any kind was used during the creation of this PR.
* Please see rust-lang#154046 (comment) for a review order and broader context for this PR.
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Auto merge of#159501- JonathanBrouwer:rollup-R9B6UYL, r=JonathanBro…
d1ac568
…uwer
Rollup of 5 pull requests
Successful merges:
- #159189 (Account for type alias projections in E0308 "expected/found" shortening logic)
- #158545 (Move `std::io::read_to_string` to `alloc::io`)
- #159328 (tests/assembly-llvm: pin frame pointer in issue-141649 aarch64 test)
- #159470 (Fix string indexing in diagnostic format strings)
- #159500 (Move compiletest CLI parsing to `cli.rs`)
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@JonathanBrouwer
Rollup merge ofrust-lang#158545- bushrat011899:alloc_io_read_to_str…
8b61162
…ing, r=clarfonthey
Move `std::io::read_to_string` to `alloc::io`
ACP: rust-lang/libs-team#755
Tracking issue: rust-lang#154046
Split From: rust-lang#156527
~~Blocked On: rust-lang#158544
## Description
Moves `std::io::read_to_string` to `alloc::io`. This is a trivial move. Blocked on rust-lang#158544.
---
## Notes
* No AI tooling of any kind was used during the creation of this PR.
* Please see rust-lang#154046 (comment) for a review order and broader context for this PR.
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Auto merge of#159510- JonathanBrouwer:rollup-li1mnot, r=JonathanBro…
6fd20b5
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Rollup of 5 pull requests
Successful merges:
- #159467 (Add explicit `Iterator::count` impl for `str::EncodeUtf16`)
- #158545 (Move `std::io::read_to_string` to `alloc::io`)
- #159328 (tests/assembly-llvm: pin frame pointer in issue-141649 aarch64 test)
- #159470 (Fix string indexing in diagnostic format strings)
- #159500 (Move compiletest CLI parsing to `cli.rs`)
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Auto merge of#159516- JonathanBrouwer:rollup-XY9SezB, r=JonathanBro…
eff8269
…uwer
Rollup of 8 pull requests
Successful merges:
- #159425 (Windows: add context when opening NUL for child stdio fails)
- #159467 (Add explicit `Iterator::count` impl for `str::EncodeUtf16`)
- #157860 (Move rustdoc run-make tests into new `tests/run-make/rustdoc/`)
- #158545 (Move `std::io::read_to_string` to `alloc::io`)
- #159328 (tests/assembly-llvm: pin frame pointer in issue-141649 aarch64 test)
- #159459 (Detect when trait bound requires closure to return itself)
- #159470 (Fix string indexing in diagnostic format strings)
- #159500 (Move compiletest CLI parsing to `cli.rs`)
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Rollup merge ofrust-lang#158546- bushrat011899:alloc_io_bufread, r=…
c506aa4
…clarfonthey
Move `std::io::BufRead` to `alloc::io`
ACP: rust-lang/libs-team#755
Tracking issue: rust-lang#154046
Split From: rust-lang#156527
~~Blocked On: rust-lang#158545
## Description
Moves `std::io::BufRead` to `alloc::io`. This is effectively a direct cut and paste, but with a large diff due to how many implementations need to be moved into `alloc`. Blocked on rust-lang#158545.
---
## Notes
* No AI tooling of any kind was used during the creation of this PR.
* Please see rust-lang#154046 (comment) for a review order and broader context for this PR.
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Rollup merge ofrust-lang#158546- bushrat011899:alloc_io_bufread, r=…
e780cad
…clarfonthey
Move `std::io::BufRead` to `alloc::io`
ACP: rust-lang/libs-team#755
Tracking issue: rust-lang#154046
Split From: rust-lang#156527
~~Blocked On: rust-lang#158545
## Description
Moves `std::io::BufRead` to `alloc::io`. This is effectively a direct cut and paste, but with a large diff due to how many implementations need to be moved into `alloc`. Blocked on rust-lang#158545.
---
## Notes
* No AI tooling of any kind was used during the creation of this PR.
* Please see rust-lang#154046 (comment) for a review order and broader context for this PR.
jhpratt added a commit
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Jul 19, 2026
@jhpratt
Rollup merge ofrust-lang#158546- bushrat011899:alloc_io_bufread, r=…
7bd9ba7
…clarfonthey
Move `std::io::BufRead` to `alloc::io`
ACP: rust-lang/libs-team#755
Tracking issue: rust-lang#154046
Split From: rust-lang#156527
~~Blocked On: rust-lang#158545
## Description
Moves `std::io::BufRead` to `alloc::io`. This is effectively a direct cut and paste, but with a large diff due to how many implementations need to be moved into `alloc`. Blocked on rust-lang#158545.
---
## Notes
* No AI tooling of any kind was used during the creation of this PR.
* Please see rust-lang#154046 (comment) for a review order and broader context for this PR.
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@rust-timer
Unrolled build for#158546
769d9dd
Rollup merge of #158546 - bushrat011899:alloc_io_bufread, r=clarfonthey
Move `std::io::BufRead` to `alloc::io`
ACP: rust-lang/libs-team#755
Tracking issue: #154046
Split From: #156527
~~Blocked On: #158545
## Description
Moves `std::io::BufRead` to `alloc::io`. This is effectively a direct cut and paste, but with a large diff due to how many implementations need to be moved into `alloc`. Blocked on #158545.
---
## Notes
* No AI tooling of any kind was used during the creation of this PR.
* Please see #154046 (comment) for a review order and broader context for this PR.
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Auto merge of #159516 - JonathanBrouwer:rollup-XY9SezB, r=JonathanBro…
d63d940
…uwer
Rollup of 8 pull requests
Successful merges:
- rust-lang/rust#159425 (Windows: add context when opening NUL for child stdio fails)
- rust-lang/rust#159467 (Add explicit `Iterator::count` impl for `str::EncodeUtf16`)
- rust-lang/rust#157860 (Move rustdoc run-make tests into new `tests/run-make/rustdoc/`)
- rust-lang/rust#158545 (Move `std::io::read_to_string` to `alloc::io`)
- rust-lang/rust#159328 (tests/assembly-llvm: pin frame pointer in issue-141649 aarch64 test)
- rust-lang/rust#159459 (Detect when trait bound requires closure to return itself)
- rust-lang/rust#159470 (Fix string indexing in diagnostic format strings)
- rust-lang/rust#159500 (Move compiletest CLI parsing to `cli.rs`)
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@jhpratt
Rollup merge of #158546 - bushrat011899:alloc_io_bufread, r=clarfonthey
8871ffc
Move `std::io::BufRead` to `alloc::io`
ACP: rust-lang/libs-team#755
Tracking issue: rust-lang/rust#154046
Split From: rust-lang/rust#156527
~~Blocked On: rust-lang/rust#158545
## Description
Moves `std::io::BufRead` to `alloc::io`. This is effectively a direct cut and paste, but with a large diff due to how many implementations need to be moved into `alloc`. Blocked on rust-lang/rust#158545.
---
## Notes
* No AI tooling of any kind was used during the creation of this PR.
* Please see rust-lang/rust#154046 (comment) for a review order and broader context for this PR.
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Move `std::io::read_to_string` to `alloc::io` by bushrat011899 · Pull Request #158545 · rust-lang/rust · GitHub
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Move std::io::read_to_string to alloc::io - #158545
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ACP: rust-lang/libs-team#755

Tracking issue: #154046

Split From: #156527
Blocked On: #158544
Description
Moves std::io::read_to_string to alloc::io. This is a trivial move. Blocked on #158544.
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This PR was rebased onto a different main commit. Here's a range-diff highlighting what actually changed.
Rebasing is a normal part of keeping PRs up to date, so no action is needed—this note is just to help reviewers.
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@clarfonthey here's the next one if you're interested, but please don't feel pressured! From here on the PRs are much smaller and easier to review IMO.
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…oh, this is small, isn't it
@bors r+ rollup
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📌 Commit 5de65af has been approved by clarfonthey
It is now in the queue for this repository.
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Rollup merge ofrust-lang#158545- bushrat011899:alloc_io_read_to_str…
544a17c
…ing, r=clarfonthey
Move `std::io::read_to_string` to `alloc::io`
ACP: rust-lang/libs-team#755
Tracking issue: rust-lang#154046
Split From: rust-lang#156527
~~Blocked On: rust-lang#158544
## Description
Moves `std::io::read_to_string` to `alloc::io`. This is a trivial move. Blocked on rust-lang#158544.
---
## Notes
* No AI tooling of any kind was used during the creation of this PR.
* Please see rust-lang#154046 (comment) for a review order and broader context for this PR.
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Auto merge of#159501- JonathanBrouwer:rollup-R9B6UYL, r=JonathanBro…
d1ac568
…uwer
Rollup of 5 pull requests
Successful merges:
- #159189 (Account for type alias projections in E0308 "expected/found" shortening logic)
- #158545 (Move `std::io::read_to_string` to `alloc::io`)
- #159328 (tests/assembly-llvm: pin frame pointer in issue-141649 aarch64 test)
- #159470 (Fix string indexing in diagnostic format strings)
- #159500 (Move compiletest CLI parsing to `cli.rs`)
JonathanBrouwer added a commit
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Jul 18, 2026
@JonathanBrouwer
Rollup merge ofrust-lang#158545- bushrat011899:alloc_io_read_to_str…
8b61162
…ing, r=clarfonthey
Move `std::io::read_to_string` to `alloc::io`
ACP: rust-lang/libs-team#755
Tracking issue: rust-lang#154046
Split From: rust-lang#156527
~~Blocked On: rust-lang#158544
## Description
Moves `std::io::read_to_string` to `alloc::io`. This is a trivial move. Blocked on rust-lang#158544.
---
## Notes
* No AI tooling of any kind was used during the creation of this PR.
* Please see rust-lang#154046 (comment) for a review order and broader context for this PR.
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Auto merge of#159510- JonathanBrouwer:rollup-li1mnot, r=JonathanBro…
6fd20b5
…uwer
Rollup of 5 pull requests
Successful merges:
- #159467 (Add explicit `Iterator::count` impl for `str::EncodeUtf16`)
- #158545 (Move `std::io::read_to_string` to `alloc::io`)
- #159328 (tests/assembly-llvm: pin frame pointer in issue-141649 aarch64 test)
- #159470 (Fix string indexing in diagnostic format strings)
- #159500 (Move compiletest CLI parsing to `cli.rs`)
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Auto merge of#159516- JonathanBrouwer:rollup-XY9SezB, r=JonathanBro…
eff8269
…uwer
Rollup of 8 pull requests
Successful merges:
- #159425 (Windows: add context when opening NUL for child stdio fails)
- #159467 (Add explicit `Iterator::count` impl for `str::EncodeUtf16`)
- #157860 (Move rustdoc run-make tests into new `tests/run-make/rustdoc/`)
- #158545 (Move `std::io::read_to_string` to `alloc::io`)
- #159328 (tests/assembly-llvm: pin frame pointer in issue-141649 aarch64 test)
- #159459 (Detect when trait bound requires closure to return itself)
- #159470 (Fix string indexing in diagnostic format strings)
- #159500 (Move compiletest CLI parsing to `cli.rs`)
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jhpratt added a commit
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Jul 19, 2026
@jhpratt
Rollup merge ofrust-lang#158546- bushrat011899:alloc_io_bufread, r=…
c506aa4
…clarfonthey
Move `std::io::BufRead` to `alloc::io`
ACP: rust-lang/libs-team#755
Tracking issue: rust-lang#154046
Split From: rust-lang#156527
~~Blocked On: rust-lang#158545
## Description
Moves `std::io::BufRead` to `alloc::io`. This is effectively a direct cut and paste, but with a large diff due to how many implementations need to be moved into `alloc`. Blocked on rust-lang#158545.
---
## Notes
* No AI tooling of any kind was used during the creation of this PR.
* Please see rust-lang#154046 (comment) for a review order and broader context for this PR.
jhpratt added a commit
to jhpratt/rust
that referenced
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Jul 19, 2026
@jhpratt
Rollup merge ofrust-lang#158546- bushrat011899:alloc_io_bufread, r=…
e780cad
…clarfonthey
Move `std::io::BufRead` to `alloc::io`
ACP: rust-lang/libs-team#755
Tracking issue: rust-lang#154046
Split From: rust-lang#156527
~~Blocked On: rust-lang#158545
## Description
Moves `std::io::BufRead` to `alloc::io`. This is effectively a direct cut and paste, but with a large diff due to how many implementations need to be moved into `alloc`. Blocked on rust-lang#158545.
---
## Notes
* No AI tooling of any kind was used during the creation of this PR.
* Please see rust-lang#154046 (comment) for a review order and broader context for this PR.
jhpratt added a commit
to jhpratt/rust
that referenced
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Jul 19, 2026
@jhpratt
Rollup merge ofrust-lang#158546- bushrat011899:alloc_io_bufread, r=…
7bd9ba7
…clarfonthey
Move `std::io::BufRead` to `alloc::io`
ACP: rust-lang/libs-team#755
Tracking issue: rust-lang#154046
Split From: rust-lang#156527
~~Blocked On: rust-lang#158545
## Description
Moves `std::io::BufRead` to `alloc::io`. This is effectively a direct cut and paste, but with a large diff due to how many implementations need to be moved into `alloc`. Blocked on rust-lang#158545.
---
## Notes
* No AI tooling of any kind was used during the creation of this PR.
* Please see rust-lang#154046 (comment) for a review order and broader context for this PR.
rust-timer added a commit
that referenced
this pull request
Jul 19, 2026
@rust-timer
Unrolled build for#158546
769d9dd
Rollup merge of #158546 - bushrat011899:alloc_io_bufread, r=clarfonthey
Move `std::io::BufRead` to `alloc::io`
ACP: rust-lang/libs-team#755
Tracking issue: #154046
Split From: #156527
~~Blocked On: #158545
## Description
Moves `std::io::BufRead` to `alloc::io`. This is effectively a direct cut and paste, but with a large diff due to how many implementations need to be moved into `alloc`. Blocked on #158545.
---
## Notes
* No AI tooling of any kind was used during the creation of this PR.
* Please see #154046 (comment) for a review order and broader context for this PR.
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@bors
Auto merge of #159516 - JonathanBrouwer:rollup-XY9SezB, r=JonathanBro…
d63d940
…uwer
Rollup of 8 pull requests
Successful merges:
- rust-lang/rust#159425 (Windows: add context when opening NUL for child stdio fails)
- rust-lang/rust#159467 (Add explicit `Iterator::count` impl for `str::EncodeUtf16`)
- rust-lang/rust#157860 (Move rustdoc run-make tests into new `tests/run-make/rustdoc/`)
- rust-lang/rust#158545 (Move `std::io::read_to_string` to `alloc::io`)
- rust-lang/rust#159328 (tests/assembly-llvm: pin frame pointer in issue-141649 aarch64 test)
- rust-lang/rust#159459 (Detect when trait bound requires closure to return itself)
- rust-lang/rust#159470 (Fix string indexing in diagnostic format strings)
- rust-lang/rust#159500 (Move compiletest CLI parsing to `cli.rs`)
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Rollup merge of #158546 - bushrat011899:alloc_io_bufread, r=clarfonthey
8871ffc
Move `std::io::BufRead` to `alloc::io`
ACP: rust-lang/libs-team#755
Tracking issue: rust-lang/rust#154046
Split From: rust-lang/rust#156527
~~Blocked On: rust-lang/rust#158545
## Description
Moves `std::io::BufRead` to `alloc::io`. This is effectively a direct cut and paste, but with a large diff due to how many implementations need to be moved into `alloc`. Blocked on rust-lang/rust#158545.
---
## Notes
* No AI tooling of any kind was used during the creation of this PR.
* Please see rust-lang/rust#154046 (comment) for a review order and broader context for this PR.
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Move `std::io::read_to_string` to `alloc::io` by bushrat011899 · Pull Request #158545 · rust-lang/rust · GitHub
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Move std::io::read_to_string to alloc::io - #158545
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ACP: rust-lang/libs-team#755

Tracking issue: #154046

Split From: #156527
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Moves std::io::read_to_string to alloc::io. This is a trivial move. Blocked on #158544.
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This PR was rebased onto a different main commit. Here's a range-diff highlighting what actually changed.
Rebasing is a normal part of keeping PRs up to date, so no action is needed—this note is just to help reviewers.
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@clarfonthey here's the next one if you're interested, but please don't feel pressured! From here on the PRs are much smaller and easier to review IMO.
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…oh, this is small, isn't it
@bors r+ rollup
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📌 Commit 5de65af has been approved by clarfonthey
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Rollup merge ofrust-lang#158545- bushrat011899:alloc_io_read_to_str…
544a17c
…ing, r=clarfonthey
Move `std::io::read_to_string` to `alloc::io`
ACP: rust-lang/libs-team#755
Tracking issue: rust-lang#154046
Split From: rust-lang#156527
~~Blocked On: rust-lang#158544
## Description
Moves `std::io::read_to_string` to `alloc::io`. This is a trivial move. Blocked on rust-lang#158544.
---
## Notes
* No AI tooling of any kind was used during the creation of this PR.
* Please see rust-lang#154046 (comment) for a review order and broader context for this PR.
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Auto merge of#159501- JonathanBrouwer:rollup-R9B6UYL, r=JonathanBro…
d1ac568
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Rollup of 5 pull requests
Successful merges:
- #159189 (Account for type alias projections in E0308 "expected/found" shortening logic)
- #158545 (Move `std::io::read_to_string` to `alloc::io`)
- #159328 (tests/assembly-llvm: pin frame pointer in issue-141649 aarch64 test)
- #159470 (Fix string indexing in diagnostic format strings)
- #159500 (Move compiletest CLI parsing to `cli.rs`)
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Rollup merge ofrust-lang#158545- bushrat011899:alloc_io_read_to_str…
8b61162
…ing, r=clarfonthey
Move `std::io::read_to_string` to `alloc::io`
ACP: rust-lang/libs-team#755
Tracking issue: rust-lang#154046
Split From: rust-lang#156527
~~Blocked On: rust-lang#158544
## Description
Moves `std::io::read_to_string` to `alloc::io`. This is a trivial move. Blocked on rust-lang#158544.
---
## Notes
* No AI tooling of any kind was used during the creation of this PR.
* Please see rust-lang#154046 (comment) for a review order and broader context for this PR.
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Auto merge of#159510- JonathanBrouwer:rollup-li1mnot, r=JonathanBro…
6fd20b5
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Rollup of 5 pull requests
Successful merges:
- #159467 (Add explicit `Iterator::count` impl for `str::EncodeUtf16`)
- #158545 (Move `std::io::read_to_string` to `alloc::io`)
- #159328 (tests/assembly-llvm: pin frame pointer in issue-141649 aarch64 test)
- #159470 (Fix string indexing in diagnostic format strings)
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eff8269
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Rollup of 8 pull requests
Successful merges:
- #159425 (Windows: add context when opening NUL for child stdio fails)
- #159467 (Add explicit `Iterator::count` impl for `str::EncodeUtf16`)
- #157860 (Move rustdoc run-make tests into new `tests/run-make/rustdoc/`)
- #158545 (Move `std::io::read_to_string` to `alloc::io`)
- #159328 (tests/assembly-llvm: pin frame pointer in issue-141649 aarch64 test)
- #159459 (Detect when trait bound requires closure to return itself)
- #159470 (Fix string indexing in diagnostic format strings)
- #159500 (Move compiletest CLI parsing to `cli.rs`)
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Rollup merge ofrust-lang#158546- bushrat011899:alloc_io_bufread, r=…
c506aa4
…clarfonthey
Move `std::io::BufRead` to `alloc::io`
ACP: rust-lang/libs-team#755
Tracking issue: rust-lang#154046
Split From: rust-lang#156527
~~Blocked On: rust-lang#158545
## Description
Moves `std::io::BufRead` to `alloc::io`. This is effectively a direct cut and paste, but with a large diff due to how many implementations need to be moved into `alloc`. Blocked on rust-lang#158545.
---
## Notes
* No AI tooling of any kind was used during the creation of this PR.
* Please see rust-lang#154046 (comment) for a review order and broader context for this PR.
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Rollup merge ofrust-lang#158546- bushrat011899:alloc_io_bufread, r=…
e780cad
…clarfonthey
Move `std::io::BufRead` to `alloc::io`
ACP: rust-lang/libs-team#755
Tracking issue: rust-lang#154046
Split From: rust-lang#156527
~~Blocked On: rust-lang#158545
## Description
Moves `std::io::BufRead` to `alloc::io`. This is effectively a direct cut and paste, but with a large diff due to how many implementations need to be moved into `alloc`. Blocked on rust-lang#158545.
---
## Notes
* No AI tooling of any kind was used during the creation of this PR.
* Please see rust-lang#154046 (comment) for a review order and broader context for this PR.
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Rollup merge ofrust-lang#158546- bushrat011899:alloc_io_bufread, r=…
7bd9ba7
…clarfonthey
Move `std::io::BufRead` to `alloc::io`
ACP: rust-lang/libs-team#755
Tracking issue: rust-lang#154046
Split From: rust-lang#156527
~~Blocked On: rust-lang#158545
## Description
Moves `std::io::BufRead` to `alloc::io`. This is effectively a direct cut and paste, but with a large diff due to how many implementations need to be moved into `alloc`. Blocked on rust-lang#158545.
---
## Notes
* No AI tooling of any kind was used during the creation of this PR.
* Please see rust-lang#154046 (comment) for a review order and broader context for this PR.
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Unrolled build for#158546
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Rollup merge of #158546 - bushrat011899:alloc_io_bufread, r=clarfonthey
Move `std::io::BufRead` to `alloc::io`
ACP: rust-lang/libs-team#755
Tracking issue: #154046
Split From: #156527
~~Blocked On: #158545
## Description
Moves `std::io::BufRead` to `alloc::io`. This is effectively a direct cut and paste, but with a large diff due to how many implementations need to be moved into `alloc`. Blocked on #158545.
---
## Notes
* No AI tooling of any kind was used during the creation of this PR.
* Please see #154046 (comment) for a review order and broader context for this PR.
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Auto merge of #159516 - JonathanBrouwer:rollup-XY9SezB, r=JonathanBro…
d63d940
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Rollup of 8 pull requests
Successful merges:
- rust-lang/rust#159425 (Windows: add context when opening NUL for child stdio fails)
- rust-lang/rust#159467 (Add explicit `Iterator::count` impl for `str::EncodeUtf16`)
- rust-lang/rust#157860 (Move rustdoc run-make tests into new `tests/run-make/rustdoc/`)
- rust-lang/rust#158545 (Move `std::io::read_to_string` to `alloc::io`)
- rust-lang/rust#159328 (tests/assembly-llvm: pin frame pointer in issue-141649 aarch64 test)
- rust-lang/rust#159459 (Detect when trait bound requires closure to return itself)
- rust-lang/rust#159470 (Fix string indexing in diagnostic format strings)
- rust-lang/rust#159500 (Move compiletest CLI parsing to `cli.rs`)
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Rollup merge of #158546 - bushrat011899:alloc_io_bufread, r=clarfonthey
8871ffc
Move `std::io::BufRead` to `alloc::io`
ACP: rust-lang/libs-team#755
Tracking issue: rust-lang/rust#154046
Split From: rust-lang/rust#156527
~~Blocked On: rust-lang/rust#158545
## Description
Moves `std::io::BufRead` to `alloc::io`. This is effectively a direct cut and paste, but with a large diff due to how many implementations need to be moved into `alloc`. Blocked on rust-lang/rust#158545.
---
## Notes
* No AI tooling of any kind was used during the creation of this PR.
* Please see rust-lang/rust#154046 (comment) for a review order and broader context for this PR.
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Move `std::io::read_to_string` to `alloc::io` by bushrat011899 · Pull Request #158545 · rust-lang/rust · GitHub
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Move std::io::read_to_string to alloc::io - #158545
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ACP: rust-lang/libs-team#755

Tracking issue: #154046

Split From: #156527
Blocked On: #158544
Description
Moves std::io::read_to_string to alloc::io. This is a trivial move. Blocked on #158544.
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Jul 18, 2026

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This PR was rebased onto a different main commit. Here's a range-diff highlighting what actually changed.
Rebasing is a normal part of keeping PRs up to date, so no action is needed—this note is just to help reviewers.
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Jul 18, 2026

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@clarfonthey here's the next one if you're interested, but please don't feel pressured! From here on the PRs are much smaller and easier to review IMO.
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Labels are from the blocked earlier version of this PR.
@rustbot label -T-compiler -T-rustdoc -T-rustdoc-frontend
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Jul 18, 2026
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r? clarfonthey
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assigned clarfonthey and unassigned jhprattJul 18, 2026
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Jul 18, 2026

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…oh, this is small, isn't it
@bors r+ rollup
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📌 Commit 5de65af has been approved by clarfonthey
It is now in the queue for this repository.
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Jul 18, 2026
JonathanBrouwer added a commit
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Jul 18, 2026
@JonathanBrouwer
Rollup merge ofrust-lang#158545- bushrat011899:alloc_io_read_to_str…
544a17c
…ing, r=clarfonthey
Move `std::io::read_to_string` to `alloc::io`
ACP: rust-lang/libs-team#755
Tracking issue: rust-lang#154046
Split From: rust-lang#156527
~~Blocked On: rust-lang#158544
## Description
Moves `std::io::read_to_string` to `alloc::io`. This is a trivial move. Blocked on rust-lang#158544.
---
## Notes
* No AI tooling of any kind was used during the creation of this PR.
* Please see rust-lang#154046 (comment) for a review order and broader context for this PR.
@JonathanBrouwerJonathanBrouwer
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Jul 18, 2026
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Auto merge of#159501- JonathanBrouwer:rollup-R9B6UYL, r=JonathanBro…
d1ac568
…uwer
Rollup of 5 pull requests
Successful merges:
- #159189 (Account for type alias projections in E0308 "expected/found" shortening logic)
- #158545 (Move `std::io::read_to_string` to `alloc::io`)
- #159328 (tests/assembly-llvm: pin frame pointer in issue-141649 aarch64 test)
- #159470 (Fix string indexing in diagnostic format strings)
- #159500 (Move compiletest CLI parsing to `cli.rs`)
JonathanBrouwer added a commit
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Jul 18, 2026
@JonathanBrouwer
Rollup merge ofrust-lang#158545- bushrat011899:alloc_io_read_to_str…
8b61162
…ing, r=clarfonthey
Move `std::io::read_to_string` to `alloc::io`
ACP: rust-lang/libs-team#755
Tracking issue: rust-lang#154046
Split From: rust-lang#156527
~~Blocked On: rust-lang#158544
## Description
Moves `std::io::read_to_string` to `alloc::io`. This is a trivial move. Blocked on rust-lang#158544.
---
## Notes
* No AI tooling of any kind was used during the creation of this PR.
* Please see rust-lang#154046 (comment) for a review order and broader context for this PR.
@JonathanBrouwerJonathanBrouwer
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Jul 18, 2026
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@bors
Auto merge of#159510- JonathanBrouwer:rollup-li1mnot, r=JonathanBro…
6fd20b5
…uwer
Rollup of 5 pull requests
Successful merges:
- #159467 (Add explicit `Iterator::count` impl for `str::EncodeUtf16`)
- #158545 (Move `std::io::read_to_string` to `alloc::io`)
- #159328 (tests/assembly-llvm: pin frame pointer in issue-141649 aarch64 test)
- #159470 (Fix string indexing in diagnostic format strings)
- #159500 (Move compiletest CLI parsing to `cli.rs`)
@JonathanBrouwerJonathanBrouwer
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Jul 18, 2026
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Auto merge of#159516- JonathanBrouwer:rollup-XY9SezB, r=JonathanBro…
eff8269
…uwer
Rollup of 8 pull requests
Successful merges:
- #159425 (Windows: add context when opening NUL for child stdio fails)
- #159467 (Add explicit `Iterator::count` impl for `str::EncodeUtf16`)
- #157860 (Move rustdoc run-make tests into new `tests/run-make/rustdoc/`)
- #158545 (Move `std::io::read_to_string` to `alloc::io`)
- #159328 (tests/assembly-llvm: pin frame pointer in issue-141649 aarch64 test)
- #159459 (Detect when trait bound requires closure to return itself)
- #159470 (Fix string indexing in diagnostic format strings)
- #159500 (Move compiletest CLI parsing to `cli.rs`)
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Jul 18, 2026
jhpratt added a commit
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Jul 19, 2026
@jhpratt
Rollup merge ofrust-lang#158546- bushrat011899:alloc_io_bufread, r=…
c506aa4
…clarfonthey
Move `std::io::BufRead` to `alloc::io`
ACP: rust-lang/libs-team#755
Tracking issue: rust-lang#154046
Split From: rust-lang#156527
~~Blocked On: rust-lang#158545
## Description
Moves `std::io::BufRead` to `alloc::io`. This is effectively a direct cut and paste, but with a large diff due to how many implementations need to be moved into `alloc`. Blocked on rust-lang#158545.
---
## Notes
* No AI tooling of any kind was used during the creation of this PR.
* Please see rust-lang#154046 (comment) for a review order and broader context for this PR.
jhpratt added a commit
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Jul 19, 2026
@jhpratt
Rollup merge ofrust-lang#158546- bushrat011899:alloc_io_bufread, r=…
e780cad
…clarfonthey
Move `std::io::BufRead` to `alloc::io`
ACP: rust-lang/libs-team#755
Tracking issue: rust-lang#154046
Split From: rust-lang#156527
~~Blocked On: rust-lang#158545
## Description
Moves `std::io::BufRead` to `alloc::io`. This is effectively a direct cut and paste, but with a large diff due to how many implementations need to be moved into `alloc`. Blocked on rust-lang#158545.
---
## Notes
* No AI tooling of any kind was used during the creation of this PR.
* Please see rust-lang#154046 (comment) for a review order and broader context for this PR.
jhpratt added a commit
to jhpratt/rust
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Jul 19, 2026
@jhpratt
Rollup merge ofrust-lang#158546- bushrat011899:alloc_io_bufread, r=…
7bd9ba7
…clarfonthey
Move `std::io::BufRead` to `alloc::io`
ACP: rust-lang/libs-team#755
Tracking issue: rust-lang#154046
Split From: rust-lang#156527
~~Blocked On: rust-lang#158545
## Description
Moves `std::io::BufRead` to `alloc::io`. This is effectively a direct cut and paste, but with a large diff due to how many implementations need to be moved into `alloc`. Blocked on rust-lang#158545.
---
## Notes
* No AI tooling of any kind was used during the creation of this PR.
* Please see rust-lang#154046 (comment) for a review order and broader context for this PR.
rust-timer added a commit
that referenced
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Jul 19, 2026
@rust-timer
Unrolled build for#158546
769d9dd
Rollup merge of #158546 - bushrat011899:alloc_io_bufread, r=clarfonthey
Move `std::io::BufRead` to `alloc::io`
ACP: rust-lang/libs-team#755
Tracking issue: #154046
Split From: #156527
~~Blocked On: #158545
## Description
Moves `std::io::BufRead` to `alloc::io`. This is effectively a direct cut and paste, but with a large diff due to how many implementations need to be moved into `alloc`. Blocked on #158545.
---
## Notes
* No AI tooling of any kind was used during the creation of this PR.
* Please see #154046 (comment) for a review order and broader context for this PR.
github-actionsBot
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Jul 20, 2026
@bors
Auto merge of #159516 - JonathanBrouwer:rollup-XY9SezB, r=JonathanBro…
d63d940
…uwer
Rollup of 8 pull requests
Successful merges:
- rust-lang/rust#159425 (Windows: add context when opening NUL for child stdio fails)
- rust-lang/rust#159467 (Add explicit `Iterator::count` impl for `str::EncodeUtf16`)
- rust-lang/rust#157860 (Move rustdoc run-make tests into new `tests/run-make/rustdoc/`)
- rust-lang/rust#158545 (Move `std::io::read_to_string` to `alloc::io`)
- rust-lang/rust#159328 (tests/assembly-llvm: pin frame pointer in issue-141649 aarch64 test)
- rust-lang/rust#159459 (Detect when trait bound requires closure to return itself)
- rust-lang/rust#159470 (Fix string indexing in diagnostic format strings)
- rust-lang/rust#159500 (Move compiletest CLI parsing to `cli.rs`)
pullBot
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Jul 22, 2026
@jhpratt
Rollup merge of #158546 - bushrat011899:alloc_io_bufread, r=clarfonthey
8871ffc
Move `std::io::BufRead` to `alloc::io`
ACP: rust-lang/libs-team#755
Tracking issue: rust-lang/rust#154046
Split From: rust-lang/rust#156527
~~Blocked On: rust-lang/rust#158545
## Description
Moves `std::io::BufRead` to `alloc::io`. This is effectively a direct cut and paste, but with a large diff due to how many implementations need to be moved into `alloc`. Blocked on rust-lang/rust#158545.
---
## Notes
* No AI tooling of any kind was used during the creation of this PR.
* Please see rust-lang/rust#154046 (comment) for a review order and broader context for this PR.
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