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Add test for bad NLL higher-ranked subtype #78298

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merged 1 commit into from
Oct 27, 2020
Merged

Add test for bad NLL higher-ranked subtype #78298

merged 1 commit into from
Oct 27, 2020

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Aaron1011
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Fixes #57642

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r? @Mark-Simulacrum

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@rust-highfive rust-highfive added the S-waiting-on-review Status: Awaiting review from the assignee but also interested parties. label Oct 23, 2020
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@bors r+ rollup

Based on Niko's last comment on #57642, it sounds like the second case might not be something we actually want to reject, but since it matches non-NLL behavior I think we should test for it and we can adjust the test consciously in the future if necessary.

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bors commented Oct 26, 2020

📌 Commit 5923218 has been approved by Mark-Simulacrum

@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 Oct 26, 2020
@JohnTitor JohnTitor mentioned this pull request Oct 26, 2020
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bors added a commit to rust-lang-ci/rust that referenced this pull request Oct 27, 2020
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Auto merge of rust-lang#78421 - JohnTitor:rollup-bq2d7fo, r=JohnTitor
28f03ac 
Rollup of 16 pull requests

Successful merges:

 - rust-lang#76635 (Add [T]::as_chunks(_mut))
 - rust-lang#77703 (add system-llvm-libunwind config option)
 - rust-lang#78219 (Prefer to use `print_def_path`)
 - rust-lang#78298 (Add test for bad NLL higher-ranked subtype)
 - rust-lang#78332 (Update description for error E0308)
 - rust-lang#78342 (Use check-pass in single-use-lifetime ui tests)
 - rust-lang#78347 (Add lexicographical comparison doc)
 - rust-lang#78348 (Make some functions private that don't have to be public)
 - rust-lang#78349 (Use its own `TypeckResults` to avoid ICE)
 - rust-lang#78375 (Use ? in core/std macros)
 - rust-lang#78377 (Fix typo in debug statement)
 - rust-lang#78388 (Add some regression tests)
 - rust-lang#78394 (fix(docs): typo in BufWriter documentation)
 - rust-lang#78396 (Add compiler support for LLVM's x86_64 ERMSB feature)
 - rust-lang#78405 (Fix typo in lint description)
 - rust-lang#78412 (Improve formatting of hash collections docs)

Failed merges:

r? `@ghost`
@bors bors merged commit 9d7db48 into rust-lang:master Oct 27, 2020
@rustbot rustbot added this to the 1.49.0 milestone Oct 27, 2020
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Successfully merging this pull request may close these issues.

NLL accepts higher-ranked subtype that non-NLL rejects
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@Aaron1011 @rust-highfive @Mark-Simulacrum @bors @rustbot