1 files changed, 77 insertions, 0 deletions
diff --git a/src/test/ui/rfc-2632-const-trait-impl/trait-where-clause.stderr b/src/test/ui/rfc-2632-const-trait-impl/trait-where-clause.stderr
new file mode 100644
index 000000000..d5b2d2697
--- /dev/null
+++ b/src/test/ui/rfc-2632-const-trait-impl/trait-where-clause.stderr
@@ -0,0 +1,77 @@
+error[E0277]: the trait bound `T: ~const Bar` is not satisfied
+  --> $DIR/trait-where-clause.rs:13:5
+   |
+LL |     T::b();
+   |     ^^^^ the trait `~const Bar` is not implemented for `T`
+   |
+note: the trait `Bar` is implemented for `T`, but that implementation is not `const`
+  --> $DIR/trait-where-clause.rs:13:5
+   |
+LL |     T::b();
+   |     ^^^^
+note: required by a bound in `Foo::b`
+  --> $DIR/trait-where-clause.rs:7:24
+   |
+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 + ~const Bar>() {
+   |                                    ++++++++++++
+
+error[E0277]: the trait bound `T: ~const Bar` is not satisfied
+  --> $DIR/trait-where-clause.rs:15:5
+   |
+LL |     T::c::<T>();
+   |     ^^^^^^^^^ the trait `~const Bar` is not implemented for `T`
+   |
+note: the trait `Bar` is implemented for `T`, but that implementation is not `const`
+  --> $DIR/trait-where-clause.rs:15:5
+   |
+LL |     T::c::<T>();
+   |     ^^^^^^^^^
+note: required by a bound in `Foo::c`
+  --> $DIR/trait-where-clause.rs:8:13
+   |
+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 + ~const Bar>() {
+   |                                    ++++++++++++
+
+error[E0277]: the trait bound `T: Bar` is not satisfied
+  --> $DIR/trait-where-clause.rs:27:5
+   |
+LL |     T::b();
+   |     ^^^^ the trait `Bar` is not implemented for `T`
+   |
+note: required by a bound in `Foo::b`
+  --> $DIR/trait-where-clause.rs:7:24
+   |
+LL |     fn b() where Self: ~const Bar;
+   |                        ^^^^^^^^^^ required by this bound in `Foo::b`
+help: consider further restricting this bound
+   |
+LL | fn test3<T: Foo + Bar>() {
+   |                 +++++
+
+error[E0277]: the trait bound `T: Bar` is not satisfied
+  --> $DIR/trait-where-clause.rs:29:5
+   |
+LL |     T::c::<T>();
+   |     ^^^^^^^^^ the trait `Bar` is not implemented for `T`
+   |
+note: required by a bound in `Foo::c`
+  --> $DIR/trait-where-clause.rs:8:13
+   |
+LL |     fn c<T: ~const Bar>();
+   |             ^^^^^^^^^^ required by this bound in `Foo::c`
+help: consider further restricting this bound
+   |
+LL | fn test3<T: Foo + Bar>() {
+   |                 +++++
+
+error: aborting due to 4 previous errors
+
+For more information about this error, try `rustc --explain E0277`.