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Clean up and add tests for slice drop shims #59348

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merged 2 commits into from
May 10, 2019

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matthewjasper
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@matthewjasper matthewjasper commented Mar 21, 2019

Adds a test for the MIR generated by real_drop_in_place::<[T]>. Also slightly reduces the number of statements and locals used in the shim.

r? @RalfJung

@rust-highfive rust-highfive added the S-waiting-on-review Status: Awaiting review from the assignee but also interested parties. label Mar 21, 2019
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I'm afraid I am not familiar with the drop shim code at all, I just did a few tiny changes to make Miri happy. I am not confident reviewing this. Sorry.

Also, does the test pass the same way currently? Would be nice to use that test to see the effect of your changes.

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Maybe @arielb1 could have a look.

@Dylan-DPC-zz Dylan-DPC-zz 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 Apr 8, 2019
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bors: try
r? @arielb1

@rust-highfive rust-highfive assigned arielb1 and unassigned RalfJung Apr 8, 2019
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r? @oli-obk

@rust-highfive rust-highfive assigned oli-obk and unassigned arielb1 Apr 28, 2019
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bors commented May 1, 2019

☔ The latest upstream changes (presumably #60195) made this pull request unmergeable. Please resolve the merge conflicts.

@bors bors added S-waiting-on-author Status: This is awaiting some action (such as code changes or more information) from the author. and removed S-waiting-on-bors Status: Waiting on bors to run and complete tests. Bors will change the label on completion. labels May 1, 2019
assert!(size <= (u32::MAX as u64),
"move out check doesn't implemented for array bigger then u32");
let size = size as u32;
let size: u32 = size.try_into().unwrap_or_else(|_| {
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ok

let loop_block = self.drop_loop(
succ,
self.succ,
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cool!

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arielb1 commented May 9, 2019

Nice cleanup.

@bors r+

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bors commented May 9, 2019

📌 Commit 6fff547 has been approved by arielb1

@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-author Status: This is awaiting some action (such as code changes or more information) from the author. labels May 9, 2019
Centril added a commit to Centril/rust that referenced this pull request May 9, 2019
…=arielb1

Clean up and add tests for slice drop shims

Adds a test for the MIR generated by `real_drop_in_place::<[T]>`. Also slightly reduces the number of statements and locals used in the shim.

r? @RalfJung
bors added a commit that referenced this pull request May 10, 2019
Rollup of 8 pull requests

Successful merges:

 - #59348 (Clean up and add tests for slice drop shims)
 - #60188 (Identify when a stmt could have been parsed as an expr)
 - #60234 (std: Derive `Default` for `io::Cursor`)
 - #60618 (Comment ext::tt::transcribe)
 - #60648 (Skip codegen for one UI test with long file path)
 - #60671 (remove unneeded `extern crate`s from build tools)
 - #60675 (Remove the old await! macro)
 - #60676 (Fix async desugaring providing wrong input to procedural macros.)

Failed merges:

r? @ghost
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bors commented May 10, 2019

⌛ Testing commit 6fff547 with merge 03bd2f6...

@bors bors merged commit 6fff547 into rust-lang:master May 10, 2019
@matthewjasper matthewjasper deleted the cleanup-drop-shims branch July 29, 2019 19:54
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7 participants