mirror of https://github.com/rust-lang/rust
14 lines
463 B
Rust
14 lines
463 B
Rust
// Don't allow unstable features in stable functions without `allow_internal_unstable`.
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#![stable(feature = "rust1", since = "1.0.0")]
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#![feature(staged_api)]
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#![feature(const_fn_floating_point_arithmetic)]
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#[stable(feature = "rust1", since = "1.0.0")]
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#[rustc_const_stable(feature = "rust1", since = "1.0.0")]
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pub const fn foo() -> f32 {
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1.0 + 1.0 //~ ERROR const-stable function cannot use `#[feature(const_fn_floating_point_arithmetic)]`
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}
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fn main() {}
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