StorageLive: refresh storage (instead of UB) when local is already live #126154
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Some changes occurred to the CTFE / Miri engine cc @rust-lang/miri This PR changes MIR cc @oli-obk, @RalfJung, @JakobDegen, @davidtwco, @celinval, @vakaras |
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The Miri subtree was changed cc @rust-lang/miri |
FCP passed. @bors r=compiler-errors |
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…errors StorageLive: refresh storage (instead of UB) when local is already live Blocked on [this FCP](rust-lang#99160 (comment)), which also contains the motivation. Fixes rust-lang#99160 Fixes rust-lang#98896 (by declaring it not-a-bug) Fixes rust-lang#119366 Fixes rust-lang/unsafe-code-guidelines#129
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Rollup of 6 pull requests Successful merges: - rust-lang#125447 (Allow constraining opaque types during subtyping in the trait system) - rust-lang#125766 (MCDC Coverage: instrument last boolean RHS operands from condition coverage) - rust-lang#125880 (Remove `src/tools/rust-demangler`) - rust-lang#126154 (StorageLive: refresh storage (instead of UB) when local is already live) - rust-lang#126572 (override user defined channel when using precompiled rustc) - rust-lang#126662 (Unconditionally warn on usage of `wasm32-wasi`) r? `@ghost` `@rustbot` modify labels: rollup
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Rollup merge of rust-lang#126154 - RalfJung:storage-live, r=compiler-errors StorageLive: refresh storage (instead of UB) when local is already live Blocked on [this FCP](rust-lang#99160 (comment)), which also contains the motivation. Fixes rust-lang#99160 Fixes rust-lang#98896 (by declaring it not-a-bug) Fixes rust-lang#119366 Fixes rust-lang/unsafe-code-guidelines#129
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829: Backport two soundness fixes to 1.79 r=pietroalbini a=Veykril Backports: - rust-lang/rust#127364 - rust-lang/rust#126154 Co-authored-by: DianQK <dianqk@dianqk.net> Co-authored-by: Ralf Jung <post@ralfj.de> Co-authored-by: Lukas Wirth <lukas.wirth@ferrous-systems.com>
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829: Backport two soundness fixes to 1.79 r=pietroalbini a=Veykril Backports: - rust-lang/rust#127364 - rust-lang/rust#126154 Co-authored-by: DianQK <dianqk@dianqk.net> Co-authored-by: Ralf Jung <post@ralfj.de> Co-authored-by: Lukas Wirth <lukas.wirth@ferrous-systems.com>
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838: Add tests for backports r=skade a=Veykril - `tests/ui/ferrocene/llvm/no-segfault.rs` tests [issue#127260](rust-lang/rust#127260) which was fixed by the backported [PR#127364](rust-lang/rust#127364) - `tests/ui/ferrocene/consts/storage-live-on-live.rs` tests [issue#119366](rust-lang/rust#119366) which was fixed by the backported [PR#126154](rust-lang/rust#126154) - `tests/codegen/ferrocene/miscompile_127286.rs` tests [issue#127286](rust-lang/rust#127286) which was fixed by the backported [PR#127364](rust-lang/rust#127364) Co-authored-by: Lukas Wirth <lukas.wirth@ferrous-systems.com>
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838: Add tests for backports r=skade a=Veykril - `tests/ui/ferrocene/llvm/no-segfault.rs` tests [issue#127260](rust-lang/rust#127260) which was fixed by the backported [PR#127364](rust-lang/rust#127364) - `tests/ui/ferrocene/consts/storage-live-on-live.rs` tests [issue#119366](rust-lang/rust#119366) which was fixed by the backported [PR#126154](rust-lang/rust#126154) - `tests/codegen/ferrocene/miscompile_127286.rs` tests [issue#127286](rust-lang/rust#127286) which was fixed by the backported [PR#127364](rust-lang/rust#127364) Co-authored-by: Lukas Wirth <lukas.wirth@ferrous-systems.com>
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Blocked on this FCP, which also contains the motivation.
Fixes #99160
Fixes #98896 (by declaring it not-a-bug)
Fixes #119366
Fixes rust-lang/unsafe-code-guidelines#129