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Improve selection errors for ~const trait bounds

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Deadbeef 2021-12-24 22:50:44 +08:00
parent 17dfae79bb
commit fdf7d01088
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23 changed files with 323 additions and 203 deletions
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16
src/test/ui/rfc-2632-const-trait-impl/trait-where-clause.stderr
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@ -1,8 +1,8 @@
error[E0277]: the trait bound `T: Bar` is not satisfied
error[E0277]: the trait bound `T: ~const Bar` is not satisfied
--> $DIR/trait-where-clause.rs:14:5
|
LL | T::b();
| ^^^^ the trait `Bar` is not implemented for `T`
| ^^^^ the trait `~const Bar` is not implemented for `T`
|
note: required by a bound in `Foo::b`
--> $DIR/trait-where-clause.rs:8:24
@ -11,14 +11,14 @@ LL | fn b() where Self: ~const Bar;
| ^^^^^^^^^^ required by this bound in `Foo::b`
help: consider further restricting this bound
|
LL | const fn test1<T: ~const Foo + Bar + Bar>() {
| +++++
LL | const fn test1<T: ~const Foo + Bar + ~const Bar>() {
| ++++++++++++
error[E0277]: the trait bound `T: Bar` is not satisfied
error[E0277]: the trait bound `T: ~const Bar` is not satisfied
--> $DIR/trait-where-clause.rs:16:5
|
LL | T::c::<T>();
| ^^^^^^^^^ the trait `Bar` is not implemented for `T`
| ^^^^^^^^^ the trait `~const Bar` is not implemented for `T`
|
note: required by a bound in `Foo::c`
--> $DIR/trait-where-clause.rs:9:13
@ -27,8 +27,8 @@ LL | fn c<T: ~const Bar>();
| ^^^^^^^^^^ required by this bound in `Foo::c`
help: consider further restricting this bound
|
LL | const fn test1<T: ~const Foo + Bar + Bar>() {
| +++++
LL | const fn test1<T: ~const Foo + Bar + ~const Bar>() {
| ++++++++++++
error[E0277]: the trait bound `T: Bar` is not satisfied
--> $DIR/trait-where-clause.rs:28:5