Fix some tests

Author: tiif

tests/ui/internal/auxiliary/unstable_feature.rs

@@ -4,12 +4,9 @@
 #![allow(dead_code)]
 #![unstable(feature = "feat_foo", issue = "none" )]
 
-#[stable(feature = "a", since = "1.1.1" )]
 pub trait Foo {
-    #[stable(feature = "a", since = "1.1.1" )]
     fn foo();
 }
-#[stable(feature = "a", since = "1.1.1" )]
 pub struct Bar;
 
 // Annotate the impl as unstable.

tests/ui/internal/unstable-feature-bound.rs

@@ -7,4 +7,6 @@ use unstable_feature::{Foo, Bar}; //~ ERROR: use of unstable library feature `fe
 
 fn main() { 
     Bar::foo(); //~ ERROR: type annotations needed: cannot satisfy `unstable feature: `feat_foo``
+    //~^ ERROR: use of unstable library feature `feat_foo`
+    //~^^ ERROR: use of unstable library feature `feat_foo`
 }

tests/ui/internal/unstable-feature-bound.stderr

@@ -35,6 +35,24 @@ LL | use unstable_feature::{Foo, Bar};
    = note: this compiler was built on YYYY-MM-DD; consider upgrading it if it is out of date
    = note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no`
 
+error[E0658]: use of unstable library feature `feat_foo`
+  --> $DIR/unstable-feature-bound.rs:9:5
+   |
+LL |     Bar::foo();
+   |     ^^^
+   |
+   = help: add `#![feature(feat_foo)]` to the crate attributes to enable
+   = note: this compiler was built on YYYY-MM-DD; consider upgrading it if it is out of date
+
+error[E0658]: use of unstable library feature `feat_foo`
+  --> $DIR/unstable-feature-bound.rs:9:5
+   |
+LL |     Bar::foo();
+   |     ^^^^^^^^
+   |
+   = help: add `#![feature(feat_foo)]` to the crate attributes to enable
+   = note: this compiler was built on YYYY-MM-DD; consider upgrading it if it is out of date
+
 error[E0284]: type annotations needed: cannot satisfy `unstable feature: `feat_foo``
   --> $DIR/unstable-feature-bound.rs:9:5
    |
@@ -43,7 +61,7 @@ LL |     Bar::foo();
    |
    = note: required for `Bar` to implement `Foo`
 
-error: aborting due to 5 previous errors
+error: aborting due to 7 previous errors
 
 Some errors have detailed explanations: E0284, E0658.
 For more information about an error, try `rustc --explain E0284`.