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Add a test for HashStable stability

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This commit is contained in:
John Kåre Alsaker 2019-03-05 19:28:20 +01:00
parent 12a491fbe2
commit 8052a4e5ac
2 changed files with 63 additions and 0 deletions
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15
src/test/ui-fulldeps/hash-stable-is-unstable.rs Normal file
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@ -0,0 +1,15 @@
// ignore-stage1
extern crate rustc_data_structures;
//~^ use of unstable library feature 'rustc_private'
extern crate rustc;
//~^ use of unstable library feature 'rustc_private'
extern crate rustc_macros;
//~^ use of unstable library feature 'rustc_private'
use rustc_macros::HashStable;
//~^ use of unstable library feature 'rustc_private'
#[derive(HashStable)]
//~^ use of unstable library feature 'rustc_private'
struct Test;

48
src/test/ui-fulldeps/hash-stable-is-unstable.stderr Normal file
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error[E0601]: `main` function not found in crate `hash_stable_is_unstable`
|
= note: consider adding a `main` function to `$DIR/hash-stable-is-unstable.rs`
error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead? (see issue #27812)
--> $DIR/hash-stable-is-unstable.rs:3:1
|
LL | extern crate rustc_data_structures;
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
= help: add #![feature(rustc_private)] to the crate attributes to enable
error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead? (see issue #27812)
--> $DIR/hash-stable-is-unstable.rs:5:1
|
LL | extern crate rustc;
| ^^^^^^^^^^^^^^^^^^^
|
= help: add #![feature(rustc_private)] to the crate attributes to enable
error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead? (see issue #27812)
--> $DIR/hash-stable-is-unstable.rs:7:1
|
LL | extern crate rustc_macros;
| ^^^^^^^^^^^^^^^^^^^^^^^^^^
|
= help: add #![feature(rustc_private)] to the crate attributes to enable
error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead? (see issue #27812)
--> $DIR/hash-stable-is-unstable.rs:10:5
|
LL | use rustc_macros::HashStable;
| ^^^^^^^^^^^^^^^^^^^^^^^^
|
= help: add #![feature(rustc_private)] to the crate attributes to enable
error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead? (see issue #27812)
--> $DIR/hash-stable-is-unstable.rs:13:10
|
LL | #[derive(HashStable)]
| ^^^^^^^^^^
|
= help: add #![feature(rustc_private)] to the crate attributes to enable
error: aborting due to 6 previous errors
Some errors occurred: E0601, E0658.
For more information about an error, try `rustc --explain E0601`.