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It ensures that using the `generic_const_exprs` feature in a library crate without enabling it in a dependent crate does not lead to an ICE.
20 lines
669 B
Rust
20 lines
669 B
Rust
//! Regression test to ensure that using the `generic_const_exprs` feature in a library crate
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//! without enabling it in a dependent crate does not lead to an ICE.
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//!
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//! Issue: <https://github.com/rust-lang/rust/issues/129882>
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//@ aux-build:feature-attribute-missing-in-dependent-crate-ice-aux.rs
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extern crate feature_attribute_missing_in_dependent_crate_ice_aux as aux;
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struct Wrapper<const F: usize>(i64);
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impl<const F: usize> aux::FromSlice for Wrapper<F> {
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fn validate_slice(_: &[[u8; Self::SIZE]]) -> Result<(), aux::Error> {
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//~^ ERROR generic `Self` types are currently not permitted in anonymous constants
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Ok(())
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}
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}
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fn main() {}
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