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interpret: do not ICE on padded non-pow2 SIMD vectors #126184

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merged 1 commit into from
Jun 10, 2024

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@RalfJung RalfJung commented Jun 9, 2024

@rustbot rustbot 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. labels Jun 9, 2024
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rustbot commented Jun 9, 2024

The Miri subtree was changed

cc @rust-lang/miri

Some changes occurred to the CTFE / Miri engine

cc @rust-lang/miri

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Comment on lines +505 to +506
// Therefore we cannot transmute, and instead we project at offset 0, which side-steps
// the size check.
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That seems hacky. If we do this more often maybe we should just have a transmute_without_size_check

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Name suggestion: transmute_maybe_smaller

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oli-obk commented Jun 10, 2024

@bors r+ rollup

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bors commented Jun 10, 2024

📌 Commit d5fb825 has been approved by oli-obk

It is now in the queue for this repository.

@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 Jun 10, 2024
matthiaskrgr added a commit to matthiaskrgr/rust that referenced this pull request Jun 10, 2024
…=oli-obk

interpret: do not ICE on padded non-pow2 SIMD vectors

Fixes rust-lang/miri#3458

r? `@oli-obk`
bors added a commit to rust-lang-ci/rust that referenced this pull request Jun 10, 2024
…iaskrgr

Rollup of 10 pull requests

Successful merges:

 - rust-lang#126036 (Migrate `run-make/short-ice` to `rmake`)
 - rust-lang#126063 (Remove some unused crate dependencies.)
 - rust-lang#126115 (Fix ICE due to `unwrap` in `probe_for_name_many`)
 - rust-lang#126159 (ScalarInt: size mismatches are a bug, do not delay the panic)
 - rust-lang#126184 (interpret: do not ICE on padded non-pow2 SIMD vectors)
 - rust-lang#126191 (Fix `NonZero` doctest inconsistencies)
 - rust-lang#126211 (migrate tests/run-make/llvm-outputs to use rmake.rs)
 - rust-lang#126212 (fix: build on haiku)
 - rust-lang#126215 (Add explanatory note to async block type mismatch error)
 - rust-lang#126223 (run-make: add `run_in_tmpdir` self-test)

r? `@ghost`
`@rustbot` modify labels: rollup
bors added a commit to rust-lang-ci/rust that referenced this pull request Jun 10, 2024
…iaskrgr

Rollup of 9 pull requests

Successful merges:

 - rust-lang#126063 (Remove some unused crate dependencies.)
 - rust-lang#126115 (Fix ICE due to `unwrap` in `probe_for_name_many`)
 - rust-lang#126159 (ScalarInt: size mismatches are a bug, do not delay the panic)
 - rust-lang#126184 (interpret: do not ICE on padded non-pow2 SIMD vectors)
 - rust-lang#126191 (Fix `NonZero` doctest inconsistencies)
 - rust-lang#126211 (migrate tests/run-make/llvm-outputs to use rmake.rs)
 - rust-lang#126212 (fix: build on haiku)
 - rust-lang#126215 (Add explanatory note to async block type mismatch error)
 - rust-lang#126223 (run-make: add `run_in_tmpdir` self-test)

r? `@ghost`
`@rustbot` modify labels: rollup
@bors bors merged commit 07bb7ca into rust-lang:master Jun 10, 2024
6 checks passed
@rustbot rustbot added this to the 1.81.0 milestone Jun 10, 2024
rust-timer added a commit to rust-lang-ci/rust that referenced this pull request Jun 10, 2024
Rollup merge of rust-lang#126184 - RalfJung:interpret-simd-nonpow2, r=oli-obk

interpret: do not ICE on padded non-pow2 SIMD vectors

Fixes rust-lang/miri#3458

r? ``@oli-obk``
@RalfJung RalfJung deleted the interpret-simd-nonpow2 branch June 11, 2024 11:34
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Miri ICEs on non-power-of-2 non-packed SIMD vectors
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