rust/tests/ui/lint/extern-C-fnptr-lints-slices.rs
许杰友 Jieyou Xu (Joe) 1fcbb1e338 Revert #131669 due to ICEs
Revert <https://github.com/rust-lang/rust/pull/131669> due to ICE
reports:

- <https://github.com/rust-lang/rust/issues/134059> (real-world)
- <https://github.com/rust-lang/rust/issues/134060> (fuzzing)

The changes can be re-landed with those cases addressed.

This reverts commit 703bb98230, reversing
changes made to f415c07494.
2024-12-09 17:31:16 +08:00

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Rust

#[deny(improper_ctypes_definitions)]
// It's an improper ctype (a slice) arg in an extern "C" fnptr.
pub type F = extern "C" fn(&[u8]);
//~^ ERROR: `extern` fn uses type `[u8]`, which is not FFI-safe
fn main() {}