remove `#[rustc_error]` from ui/ tests that remain compile-fail tests.

src/test/ui/asm/asm-bad-clobber.rs

@@ -21,11 +21,11 @@
 // ignore-mips
 // ignore-mips64
 
-#![feature(asm, rustc_attrs)]
+#![feature(asm)]
 
 #[cfg(any(target_arch = "x86",
           target_arch = "x86_64"))]
-#[rustc_error]
+
 pub fn main() {
     unsafe {
         // clobber formatted as register input/output

src/test/ui/coherence/coherence_copy_like_err_fundamental_struct_tuple.rs

@@ -13,7 +13,7 @@
 
 // aux-build:coherence_copy_like_lib.rs
 
-#![feature(rustc_attrs)]
+
 
 extern crate coherence_copy_like_lib as lib;
 
@@ -26,5 +26,5 @@ impl<T: lib::MyCopy> MyTrait for T { }
 // Tuples are not fundamental.
 impl MyTrait for lib::MyFundamentalStruct<(MyType,)> { } //~ ERROR E0119
 
-#[rustc_error]
+
 fn main() { }

src/test/ui/coherence/coherence_local_err_struct.rs

@@ -13,7 +13,7 @@
 
 // aux-build:coherence_copy_like_lib.rs
 
-#![feature(rustc_attrs)]
+
 #![allow(dead_code)]
 
 extern crate coherence_copy_like_lib as lib;
@@ -25,5 +25,5 @@ struct MyType { x: i32 }
 // MyStruct is not fundamental.
 impl lib::MyCopy for lib::MyStruct<MyType> { } //~ ERROR E0117
 
-#[rustc_error]
+
 fn main() { }

src/test/ui/coherence/coherence_local_err_tuple.rs

@@ -13,7 +13,7 @@
 
 // aux-build:coherence_copy_like_lib.rs
 
-#![feature(rustc_attrs)]
+
 #![allow(dead_code)]
 
 extern crate coherence_copy_like_lib as lib;
@@ -25,5 +25,5 @@ struct MyType { x: i32 }
 // Tuples are not fundamental, so this is not a local impl.
 impl lib::MyCopy for (MyType,) { } //~ ERROR E0117
 
-#[rustc_error]
+
 fn main() { }

src/test/ui/feature-gates/feature-gate-custom_attribute.rs

@@ -10,7 +10,7 @@
 
 // Check that literals in attributes parse just fine.
 
-#![feature(rustc_attrs)]
+
 #![allow(dead_code)]
 #![allow(unused_variables)]
 
@@ -29,5 +29,5 @@
 #[fake_doc(r"doc")] //~ ERROR attribute `fake_doc` is currently unknown
 struct Q {  }
 
-#[rustc_error]
+
 fn main() { }

src/test/ui/lifetimes/lifetime-bound-will-change-warning.rs

@@ -15,7 +15,7 @@
 
 #![allow(dead_code)]
 #![allow(unused_variables)]
-#![feature(rustc_attrs)]
+
 
 extern crate lifetime_bound_will_change_warning_lib as lib;
 
@@ -59,6 +59,6 @@ fn test3cc<'a>(x: &'a Box<Fn()+'static>) {
     lib::ref_obj(x)
 }
 
-#[rustc_error]
+
 fn main() {
 }

src/test/ui/on-unimplemented/multiple-impls.rs

@@ -11,7 +11,7 @@
 // Test if the on_unimplemented message override works
 
 #![feature(on_unimplemented)]
-#![feature(rustc_attrs)]
+
 
 struct Foo<T>(T);
 struct Bar<T>(T);
@@ -38,7 +38,7 @@ fn index(&self, _index: Bar<usize>) -> &i32 {
     }
 }
 
-#[rustc_error]
+
 fn main() {
     Index::index(&[] as &[i32], 2u32);
     //~^ ERROR E0277

src/test/ui/on-unimplemented/on-impl.rs

@@ -11,7 +11,7 @@
 // Test if the on_unimplemented message override works
 
 #![feature(on_unimplemented)]
-#![feature(rustc_attrs)]
+
 
 #[rustc_on_unimplemented = "invalid"]
 trait Index<Idx: ?Sized> {
@@ -27,7 +27,7 @@ fn index(&self, index: usize) -> &i32 {
     }
 }
 
-#[rustc_error]
+
 fn main() {
     Index::<u32>::index(&[1, 2, 3] as &[i32], 2u32);
     //~^ ERROR E0277

src/test/ui/on-unimplemented/slice-index.rs

@@ -11,11 +11,11 @@
 // Test new Index error message for slices
 // ignore-tidy-linelength
 
-#![feature(rustc_attrs)]
+
 
 use std::ops::Index;
 
-#[rustc_error]
+
 fn main() {
     let x = &[1, 2, 3] as &[i32];
     x[1i32]; //~ ERROR E0277

src/test/ui/regions/regions-outlives-projection-container-hrtb.rs

@@ -12,7 +12,7 @@
 // "outlives" requirements. Issue #22246.
 
 #![allow(dead_code)]
-#![feature(rustc_attrs)]
+
 
 ///////////////////////////////////////////////////////////////////////////
 
@@ -64,6 +64,6 @@ fn with_assoc_sub<'a,'b>() {
     //~^ ERROR reference has a longer lifetime
 }
 
-#[rustc_error]
+
 fn main() {
 }

src/test/ui/retslot-cast.rs

@@ -8,7 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-#![feature(rustc_attrs)]
+
 #![allow(warnings)]
 
 pub fn fail(x: Option<&(Iterator<Item=()>+Send)>)
@@ -29,5 +29,5 @@ pub fn inner(x: Option<&(Iterator<Item=()>+Send)>)
     x
 }
 
-#[rustc_error]
+
 fn main() {}

src/test/ui/rfc-2093-infer-outlives/regions-outlives-nominal-type-region-rev.rs

@@ -13,7 +13,7 @@
 //
 // Rule OutlivesNominalType from RFC 1214.
 
-#![feature(rustc_attrs)]
+
 #![allow(dead_code)]
 
 mod rev_variant_struct_region {
@@ -28,5 +28,5 @@ impl<'a, 'b> Trait<'a, 'b> for usize {
     }
 }
 
-#[rustc_error]
+
 fn main() { }

src/test/ui/rfc-2093-infer-outlives/regions-outlives-nominal-type-region.rs

@@ -13,7 +13,7 @@
 //
 // Rule OutlivesNominalType from RFC 1214.
 
-#![feature(rustc_attrs)]
+
 #![allow(dead_code)]
 
 mod variant_struct_region {
@@ -28,5 +28,5 @@ impl<'a, 'b> Trait<'a, 'b> for usize {
     }
 }
 
-#[rustc_error]
+
 fn main() { }

src/test/ui/rfc-2093-infer-outlives/regions-outlives-nominal-type-type-rev.rs

@@ -13,7 +13,7 @@
 //
 // Rule OutlivesNominalType from RFC 1214.
 
-#![feature(rustc_attrs)]
+
 #![allow(dead_code)]
 
 mod variant_struct_type {
@@ -28,5 +28,5 @@ impl<'a, 'b> Trait<'a, 'b> for usize {
     }
 }
 
-#[rustc_error]
+
 fn main() { }

src/test/ui/rfc-2093-infer-outlives/regions-outlives-nominal-type-type.rs

@@ -13,7 +13,7 @@
 //
 // Rule OutlivesNominalType from RFC 1214.
 
-#![feature(rustc_attrs)]
+
 #![allow(dead_code)]
 
 mod variant_struct_type {
@@ -28,5 +28,5 @@ impl<'a, 'b> Trait<'a, 'b> for usize {
     }
 }
 
-#[rustc_error]
+
 fn main() { }

src/test/ui/variance/variance-btree-invariant-types.rs

@@ -8,7 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-#![feature(rustc_attrs)]
+
 
 use std::collections::btree_map::{IterMut, OccupiedEntry, VacantEntry};
 
@@ -59,5 +59,5 @@ fn vac_contra_val<'a, 'new>(v: VacantEntry<'a, (), &'new ()>)
     v //~ ERROR mismatched types
 }
 
-#[rustc_error]
+
 fn main() { }

src/test/ui/variance/variance-use-contravariant-struct-1.rs

@@ -11,7 +11,7 @@
 // Test various uses of structs with distint variances to make sure
 // they permit lifetimes to be approximated as expected.
 
-#![feature(rustc_attrs)]
+
 
 struct SomeStruct<T>(fn(T));
 
@@ -22,5 +22,5 @@ fn foo<'min,'max>(v: SomeStruct<&'max ()>)
     v //~ ERROR mismatched types
 }
 
-#[rustc_error]
+
 fn main() { }

src/test/ui/variance/variance-use-invariant-struct-1.rs

@@ -11,7 +11,7 @@
 // Test various uses of structs with distint variances to make sure
 // they permit lifetimes to be approximated as expected.
 
-#![feature(rustc_attrs)]
+
 
 struct SomeStruct<T>(*mut T);
 
@@ -29,5 +29,5 @@ fn bar<'min,'max>(v: SomeStruct<&'min ()>)
     v //~ ERROR mismatched types
 }
 
-#[rustc_error]
+
 fn main() { }

src/test/ui/wf/wf-array-elem-sized.rs

@@ -10,12 +10,12 @@
 
 // Check that array elemen types must be Sized. Issue #25692.
 
-#![feature(rustc_attrs)]
+
 #![allow(dead_code)]
 
 struct Foo {
     foo: [[u8]], //~ ERROR E0277
 }
 
-#[rustc_error]
+
 fn main() { }

src/test/ui/wf/wf-const-type.rs

@@ -11,7 +11,7 @@
 // Test that we check the types of constants are well-formed.
 
 #![feature(associated_type_defaults)]
-#![feature(rustc_attrs)]
+
 #![allow(dead_code)]
 
 struct IsCopy<T:Copy> { t: T }
@@ -20,5 +20,5 @@ struct IsCopy<T:Copy> { t: T }
 const FOO: IsCopy<Option<NotCopy>> = IsCopy { t: None };
 //~^ ERROR E0277
 
-#[rustc_error]
+
 fn main() { }

src/test/ui/wf/wf-enum-bound.rs

@@ -11,7 +11,7 @@
 // Test that we check enum bounds for WFedness.
 
 #![feature(associated_type_defaults)]
-#![feature(rustc_attrs)]
+
 #![allow(dead_code)]
 
 trait ExtraCopy<T:Copy> { }
@@ -22,5 +22,5 @@ enum SomeEnum<T,U> //~ ERROR E0277
     SomeVariant(T,U)
 }
 
-#[rustc_error]
+
 fn main() { }

src/test/ui/wf/wf-enum-fields-struct-variant.rs

@@ -11,7 +11,7 @@
 // Test that we check struct fields for WFedness.
 
 #![feature(associated_type_defaults)]
-#![feature(rustc_attrs)]
+
 #![allow(dead_code)]
 
 struct IsCopy<T:Copy> {
@@ -24,5 +24,5 @@ enum AnotherEnum<A> {
     }
 }
 
-#[rustc_error]
+
 fn main() { }

src/test/ui/wf/wf-enum-fields.rs

@@ -11,7 +11,7 @@
 // Test that we check struct fields for WFedness.
 
 #![feature(associated_type_defaults)]
-#![feature(rustc_attrs)]
+
 #![allow(dead_code)]
 
 struct IsCopy<T:Copy> {
@@ -22,5 +22,5 @@ enum SomeEnum<A> {
     SomeVariant(IsCopy<A>) //~ ERROR E0277
 }
 
-#[rustc_error]
+
 fn main() { }

src/test/ui/wf/wf-fn-where-clause.rs

@@ -10,7 +10,7 @@
 
 // Test that we check where-clauses on fn items.
 
-#![feature(rustc_attrs)]
+
 #![allow(dead_code)]
 
 trait ExtraCopy<T:Copy> { }
@@ -23,5 +23,5 @@ fn bar() where Vec<dyn Copy>:, {}
 //~^ ERROR E0277
 //~| ERROR E0038
 
-#[rustc_error]
+
 fn main() { }

src/test/ui/wf/wf-impl-associated-type-region.rs

@@ -10,7 +10,7 @@
 
 // Check that we require that associated types in an impl are well-formed.
 
-#![feature(rustc_attrs)]
+
 
 pub trait Foo<'a> {
     type Bar;
@@ -20,5 +20,5 @@ impl<'a, T> Foo<'a> for T {
     type Bar = &'a T; //~ ERROR E0309
 }
 
-#[rustc_error]
+
 fn main() { }

src/test/ui/wf/wf-impl-associated-type-trait.rs

@@ -10,7 +10,7 @@
 
 // Check that we require that associated types in an impl are well-formed.
 
-#![feature(rustc_attrs)]
+
 #![allow(dead_code)]
 
 pub trait MyHash { }
@@ -28,5 +28,5 @@ impl<T> Foo for T {
     //~^ ERROR the trait bound `T: MyHash` is not satisfied
 }
 
-#[rustc_error]
+
 fn main() { }

src/test/ui/wf/wf-in-fn-type-static.rs

@@ -12,7 +12,7 @@
 // types in fns.
 
 #![allow(dead_code)]
-#![feature(rustc_attrs)]
+
 
 struct MustBeCopy<T:Copy> {
     t: T
@@ -28,5 +28,5 @@ struct Bar<T> {
     x: fn(&'static T) //~ ERROR E0310
 }
 
-#[rustc_error]
+
 fn main() { }

src/test/ui/wf/wf-in-fn-where-clause.rs

@@ -10,7 +10,7 @@
 
 // Check that we enforce WF conditions also for where clauses in fn items.
 
-#![feature(rustc_attrs)]
+
 #![allow(dead_code)]
 
 trait MustBeCopy<T:Copy> {
@@ -21,5 +21,5 @@ fn bar<T,U>() //~ ERROR E0277
 {
 }
 
-#[rustc_error]
+
 fn main() { }

src/test/ui/wf/wf-in-obj-type-static.rs

@@ -10,7 +10,7 @@
 
 // Check that we enforce WF conditions also for types in fns.
 
-#![feature(rustc_attrs)]
+
 #![allow(dead_code)]
 
 trait Object<T> { }
@@ -24,5 +24,5 @@ struct Foo<T> {
     x: Object<&'static T> //~ ERROR E0310
 }
 
-#[rustc_error]
+
 fn main() { }

src/test/ui/wf/wf-inherent-impl-method-where-clause.rs

@@ -11,7 +11,7 @@
 // Test that we check where-clauses on inherent impl methods.
 
 #![feature(associated_type_defaults)]
-#![feature(rustc_attrs)]
+
 #![allow(dead_code)]
 
 trait ExtraCopy<T:Copy> { }
@@ -23,5 +23,5 @@ fn foo(self) where T: ExtraCopy<U> //~ ERROR E0277
     {}
 }
 
-#[rustc_error]
+
 fn main() { }

src/test/ui/wf/wf-inherent-impl-where-clause.rs

@@ -11,7 +11,7 @@
 // Test that we check where-clauses on inherent impls.
 
 #![feature(associated_type_defaults)]
-#![feature(rustc_attrs)]
+
 #![allow(dead_code)]
 
 trait ExtraCopy<T:Copy> { }
@@ -22,5 +22,5 @@ impl<T,U> Foo<T,U> where T: ExtraCopy<U> //~ ERROR E0277
 {
 }
 
-#[rustc_error]
+
 fn main() { }

src/test/ui/wf/wf-static-type.rs

@@ -11,7 +11,7 @@
 // Test that we check the types of statics are well-formed.
 
 #![feature(associated_type_defaults)]
-#![feature(rustc_attrs)]
+
 #![allow(dead_code)]
 
 struct IsCopy<T:Copy> { t: T }
@@ -20,5 +20,5 @@ struct IsCopy<T:Copy> { t: T }
 static FOO: IsCopy<Option<NotCopy>> = IsCopy { t: None };
 //~^ ERROR E0277
 
-#[rustc_error]
+
 fn main() { }

src/test/ui/wf/wf-struct-bound.rs

@@ -11,7 +11,7 @@
 // Test that we check struct bounds for WFedness.
 
 #![feature(associated_type_defaults)]
-#![feature(rustc_attrs)]
+
 #![allow(dead_code)]
 
 trait ExtraCopy<T:Copy> { }
@@ -22,5 +22,5 @@ struct SomeStruct<T,U> //~ ERROR E0277
     data: (T,U)
 }
 
-#[rustc_error]
+
 fn main() { }

src/test/ui/wf/wf-struct-field.rs

@@ -11,7 +11,7 @@
 // Test that we check struct fields for WFedness.
 
 #![feature(associated_type_defaults)]
-#![feature(rustc_attrs)]
+
 #![allow(dead_code)]
 
 struct IsCopy<T:Copy> {
@@ -22,5 +22,5 @@ struct SomeStruct<A> {
     data: IsCopy<A> //~ ERROR E0277
 }
 
-#[rustc_error]
+
 fn main() { }

src/test/ui/wf/wf-trait-associated-type-bound.rs

@@ -11,7 +11,7 @@
 // Test that we check associated type bounds for WFedness.
 
 #![feature(associated_type_defaults)]
-#![feature(rustc_attrs)]
+
 #![allow(dead_code)]
 
 trait ExtraCopy<T:Copy> { }
@@ -20,5 +20,5 @@ trait SomeTrait<T> { //~ ERROR E0277
     type Type1: ExtraCopy<T>;
 }
 
-#[rustc_error]
+
 fn main() { }

src/test/ui/wf/wf-trait-associated-type-region.rs

@@ -11,7 +11,7 @@
 // Test that we check associated type default values for WFedness.
 
 #![feature(associated_type_defaults)]
-#![feature(rustc_attrs)]
+
 #![allow(dead_code)]
 
 trait SomeTrait<'a> {
@@ -20,5 +20,5 @@ trait SomeTrait<'a> {
     //~^ ERROR E0309
 }
 
-#[rustc_error]
+
 fn main() { }

src/test/ui/wf/wf-trait-associated-type-trait.rs

@@ -11,7 +11,7 @@
 // Test that we check associated type default values for WFedness.
 
 #![feature(associated_type_defaults)]
-#![feature(rustc_attrs)]
+
 #![allow(dead_code)]
 
 struct IsCopy<T:Copy> { x: T }
@@ -22,5 +22,5 @@ trait SomeTrait {
     //~^ ERROR E0277
 }
 
-#[rustc_error]
+
 fn main() { }

src/test/ui/wf/wf-trait-bound.rs

@@ -11,7 +11,7 @@
 // Test that we check supertrait bounds for WFedness.
 
 #![feature(associated_type_defaults)]
-#![feature(rustc_attrs)]
+
 #![allow(dead_code)]
 
 trait ExtraCopy<T:Copy> { }
@@ -21,5 +21,5 @@ trait SomeTrait<T,U> //~ ERROR E0277
 {
 }
 
-#[rustc_error]
+
 fn main() { }

src/test/ui/wf/wf-trait-default-fn-arg.rs

@@ -11,7 +11,7 @@
 // Check that we test WF conditions for fn arguments. Because the
 // current code is so goofy, this is only a warning for now.
 
-#![feature(rustc_attrs)]
+
 #![allow(dead_code)]
 #![allow(unused_variables)]
 
@@ -25,5 +25,5 @@ fn bar(&self, x: &Bar<Self>) {
     }
 }
 
-#[rustc_error]
+
 fn main() { }

src/test/ui/wf/wf-trait-default-fn-where-clause.rs

@@ -11,7 +11,7 @@
 // Check that we test WF conditions for fn arguments. Because the
 // current code is so goofy, this is only a warning for now.
 
-#![feature(rustc_attrs)]
+
 #![allow(dead_code)]
 #![allow(unused_variables)]
 
@@ -25,5 +25,5 @@ fn bar<A>(&self) where A: Bar<Self> {
     }
 }
 
-#[rustc_error]
+
 fn main() { }

src/test/ui/wf/wf-trait-fn-where-clause.rs

@@ -10,7 +10,7 @@
 
 // Check that we test WF conditions for fn where clauses in a trait definition.
 
-#![feature(rustc_attrs)]
+
 #![allow(dead_code)]
 #![allow(unused_variables)]
 
@@ -23,5 +23,5 @@ trait Foo {
         // Here, Eq ought to be implemented.
 }
 
-#[rustc_error]
+
 fn main() { }