[rustc.git] / tests / ui / internal / internal-unstable-const.rs

// Don't allow unstable features in stable functions without `allow_internal_unstable`.

#![stable(feature = "rust1", since = "1.0.0")]
#![feature(staged_api)]
#![feature(const_fn_floating_point_arithmetic)]

#[stable(feature = "rust1", since = "1.0.0")]
#[rustc_const_stable(feature = "rust1", since = "1.0.0")]
pub const fn foo() -> f32 {
    1.0 + 1.0 //~ ERROR const-stable function cannot use `#[feature(const_fn_floating_point_arithmetic)]`
}

fn main() {}
Commit	Line	Data
f035d41b XL	1	// Don't allow unstable features in stable functions without `allow_internal_unstable`.
	2
	3	#![stable(feature = "rust1", since = "1.0.0")]
dfeec247	4	#![feature(staged_api)]
94222f64	5	#![feature(const_fn_floating_point_arithmetic)]
dfeec247 XL	6
	7	#[stable(feature = "rust1", since = "1.0.0")]
	8	#[rustc_const_stable(feature = "rust1", since = "1.0.0")]
94222f64 XL	9	pub const fn foo() -> f32 {
94222f64 XL	10	1.0 + 1.0 //~ ERROR const-stable function cannot use `#[feature(const_fn_floating_point_arithmetic)]`
dfeec247 XL	11	}
	12
	13	fn main() {}