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Rebase resume argument projections during state transform #89321

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merged 1 commit into from
Oct 1, 2021

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tmiasko
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@tmiasko tmiasko commented Sep 28, 2021

When remapping a resume argument with projections rebase them on top of
the new base.

The case where resume argument has projections is unusual, but might
arise with box syntax where the assignment is performed directly into
the box without an intermediate temporary.

Fixes #85635.

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r? @estebank

(rust-highfive has picked a reviewer for you, use r? to override)

@rust-highfive rust-highfive added the S-waiting-on-review Status: Awaiting review from the assignee but also interested parties. label Sep 28, 2021
When remapping a resume argument with projections rebase them on top of
the new base.

The case where resume argument has projections is unusual, but might
arise with box syntax where the assignment is performed directly into
the box without an intermediate temporary.
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@bors r+

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bors commented Sep 28, 2021

📌 Commit 8901ea2 has been approved by estebank

@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 Sep 28, 2021
bors added a commit to rust-lang-ci/rust that referenced this pull request Oct 1, 2021
…arth

Rollup of 7 pull requests

Successful merges:

 - rust-lang#88838 (Do not suggest importing inaccessible items)
 - rust-lang#89251 (Detect when negative literal indices are used and suggest appropriate code)
 - rust-lang#89321 (Rebase resume argument projections during state transform)
 - rust-lang#89327 (Pick one possible lifetime in case there are multiple choices)
 - rust-lang#89344 (Cleanup lower_generics_mut and make span be the bound itself)
 - rust-lang#89397 (Update `llvm` submodule to fix function name mangling on x86 Windows)
 - rust-lang#89412 (Add regression test for issues rust-lang#88969 and rust-lang#89119 )

Failed merges:

r? `@ghost`
`@rustbot` modify labels: rollup
@bors bors merged commit 2726955 into rust-lang:master Oct 1, 2021
@rustbot rustbot added this to the 1.57.0 milestone Oct 1, 2021
@tmiasko tmiasko deleted the rebase-resume-arg branch October 1, 2021 11:48
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Broken MIR ICE with box yield
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