mirror of
https://github.com/rust-lang/rust.git
synced 2024-11-23 15:23:46 +00:00
0c3f5cce89
This commit does three things: 1. replaces (the last remaining) never true cfgs by the FALSE cfg 2. fix derive-helper-configured.rs (typo in directive) 3. and comment some current unused #[cfg_attr] (missing revisions)
55 lines
3.4 KiB
Rust
55 lines
3.4 KiB
Rust
//@ revisions: min
|
|
// we use a single revision because this should have a `full` revision
|
|
// but right now that ICEs and I(@BoxyUwU) could not get stderr normalization to work
|
|
|
|
// #![cfg_attr(full, feature(generic_const_exprs))]
|
|
// #![cfg_attr(full, allow(incomplete_features))]
|
|
|
|
const fn foo<T>() -> usize { std::mem::size_of::<T>() }
|
|
const fn bar<const N: usize>() -> usize { N }
|
|
const fn faz<'a>(_: &'a ()) -> usize { 13 }
|
|
const fn baz<'a>(_: &'a ()) -> usize where &'a (): Sized { 13 }
|
|
|
|
struct Foo<const N: usize>;
|
|
fn test<'a, 'b, T, const N: usize>() where &'b (): Sized {
|
|
let _: [u8; foo::<T>()]; //[min]~ ERROR generic parameters may not
|
|
let _: [u8; bar::<N>()]; //[min]~ ERROR generic parameters may not
|
|
//[min]~^ ERROR unresolved item provided when a constant was expected
|
|
let _: [u8; faz::<'a>(&())]; //[min]~ ERROR generic parameters may not
|
|
//[min]~^ ERROR cannot specify lifetime arguments
|
|
let _: [u8; baz::<'a>(&())]; //[min]~ ERROR generic parameters may not
|
|
let _: [u8; faz::<'b>(&())]; //[min]~ ERROR generic parameters may not
|
|
//[min]~^ ERROR cannot specify lifetime arguments
|
|
let _: [u8; baz::<'b>(&())]; //[min]~ ERROR generic parameters may not
|
|
|
|
let _ = [0; foo::<T>()]; //[min]~ ERROR constant expression depends on a generic parameter
|
|
let _ = [0; bar::<N>()]; //[min]~ ERROR generic parameters may not
|
|
//[min]~^ ERROR unresolved item provided when a constant was expected
|
|
let _ = [0; faz::<'a>(&())]; //[min]~ ERROR generic parameters may not
|
|
//[min]~^ ERROR cannot specify lifetime arguments
|
|
let _ = [0; baz::<'a>(&())]; //[min]~ ERROR generic parameters may not
|
|
let _ = [0; faz::<'b>(&())]; //[min]~ ERROR generic parameters may not
|
|
//[min]~^ ERROR cannot specify lifetime arguments
|
|
let _ = [0; baz::<'b>(&())]; //[min]~ ERROR generic parameters may not
|
|
let _: Foo<{ foo::<T>() }>; //[min]~ ERROR generic parameters may not
|
|
let _: Foo<{ bar::<N>() }>; //[min]~ ERROR generic parameters may not
|
|
//[min]~^ ERROR unresolved item provided when a constant was expected
|
|
let _: Foo<{ faz::<'a>(&()) }>; //[min]~ ERROR generic parameters may not
|
|
//[min]~^ ERROR cannot specify lifetime arguments
|
|
let _: Foo<{ baz::<'a>(&()) }>; //[min]~ ERROR generic parameters may not
|
|
let _: Foo<{ faz::<'b>(&()) }>; //[min]~ ERROR generic parameters may not
|
|
//[min]~^ ERROR cannot specify lifetime arguments
|
|
let _: Foo<{ baz::<'b>(&()) }>; //[min]~ ERROR generic parameters may not
|
|
let _ = Foo::<{ foo::<T>() }>; //[min]~ ERROR generic parameters may not
|
|
let _ = Foo::<{ bar::<N>() }>; //[min]~ ERROR generic parameters may not
|
|
//[min]~^ ERROR unresolved item provided when a constant was expected
|
|
let _ = Foo::<{ faz::<'a>(&()) }>; //[min]~ ERROR generic parameters may not
|
|
//[min]~^ ERROR cannot specify lifetime arguments
|
|
let _ = Foo::<{ baz::<'a>(&()) }>; //[min]~ ERROR generic parameters may not
|
|
let _ = Foo::<{ faz::<'b>(&()) }>; //[min]~ ERROR generic parameters may not
|
|
//[min]~^ ERROR cannot specify lifetime arguments
|
|
let _ = Foo::<{ baz::<'b>(&()) }>; //[min]~ ERROR generic parameters may not
|
|
}
|
|
|
|
fn main() {}
|