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Validate FFI-safety warnings on naked functions #87742

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merged 1 commit into from
Aug 6, 2021

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npmccallum
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Test that FFI-safety warnings don't get accidentally dropped on naked
functions. The big picture is that if you implement a naked function
with the Rust ABI you'll get a warning. Further, if you implement a
naked function with a standardized ABI, but use non-FFI-safe types you
will still get a warning.

rust-lang/rfcs#2774
rust-lang/rfcs#2972

cc @joshtriplett @Amanieu @haraldh

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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 Aug 3, 2021
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r? @Amanieu

Test that FFI-safety warnings don't get accidentally dropped on naked
functions. The big picture is that if you implement a naked function
with the Rust ABI you'll get a warning. Further, if you implement a
naked function with a standardized ABI, but use non-FFI-safe types you
will still get a warning.

rust-lang/rfcs#2774
rust-lang/rfcs#2972
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Amanieu commented Aug 4, 2021

@bors r+ rollup

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bors commented Aug 4, 2021

📌 Commit a96fd57 has been approved by Amanieu

@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 Aug 4, 2021
JohnTitor added a commit to JohnTitor/rust that referenced this pull request Aug 6, 2021
Validate FFI-safety warnings on naked functions

Test that FFI-safety warnings don't get accidentally dropped on naked
functions. The big picture is that if you implement a naked function
with the Rust ABI you'll get a warning. Further, if you implement a
naked function with a standardized ABI, but use non-FFI-safe types you
will still get a warning.

rust-lang/rfcs#2774
rust-lang/rfcs#2972

cc `````@joshtriplett````` `````@Amanieu````` `````@haraldh`````
bors added a commit to rust-lang-ci/rust that referenced this pull request Aug 6, 2021
Rollup of 9 pull requests

Successful merges:

 - rust-lang#87561 (thread set_name haiku implementation.)
 - rust-lang#87715 (Add long error explanation for E0625)
 - rust-lang#87727 (explicit_generic_args_with_impl_trait: fix min expected number of generics)
 - rust-lang#87742 (Validate FFI-safety warnings on naked functions)
 - rust-lang#87756 (Add back -Zno-profiler-runtime)
 - rust-lang#87759 (Re-use std::sealed::Sealed in os/linux/process.)
 - rust-lang#87760 (Promote `aarch64-apple-ios-sim` to Tier 2)
 - rust-lang#87770 (permit drop impls with generic constants in where clauses)
 - rust-lang#87780 (alloc: Use intra doc links for the reserve function)

Failed merges:

r? `@ghost`
`@rustbot` modify labels: rollup
@bors bors merged commit 71ad503 into rust-lang:master Aug 6, 2021
@rustbot rustbot added this to the 1.56.0 milestone Aug 6, 2021
@bstrie bstrie added the A-naked Area: `#[naked]`, prologue and epilogue-free, functions, https://git.io/vAzzS label Feb 2, 2022
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8 participants