Merging upstream version 1.68.2+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 117 insertions, 0 deletions

diff --git a/tests/ui/suggestions/impl-trait-with-missing-bounds.stderr b/tests/ui/suggestions/impl-trait-with-missing-bounds.stderr
new file mode 100644
index 000000000..a763eb6f2
--- /dev/null
+++ b/tests/ui/suggestions/impl-trait-with-missing-bounds.stderr
@@ -0,0 +1,117 @@
+error[E0277]: `<impl Iterator as Iterator>::Item` doesn't implement `Debug`
+  --> $DIR/impl-trait-with-missing-bounds.rs:6:13
+   |
+LL |         qux(constraint);
+   |         --- ^^^^^^^^^^ `<impl Iterator as Iterator>::Item` cannot be formatted using `{:?}` because it doesn't implement `Debug`
+   |         |
+   |         required by a bound introduced by this call
+   |
+   = help: the trait `Debug` is not implemented for `<impl Iterator as Iterator>::Item`
+note: required by a bound in `qux`
+  --> $DIR/impl-trait-with-missing-bounds.rs:50:16
+   |
+LL | fn qux(_: impl std::fmt::Debug) {}
+   |                ^^^^^^^^^^^^^^^ required by this bound in `qux`
+help: introduce a type parameter with a trait bound instead of using `impl Trait`
+   |
+LL | fn foo<I: Iterator>(constraints: I) where <I as Iterator>::Item: Debug {
+   |       +++++++++++++              ~  ++++++++++++++++++++++++++++++++++
+
+error[E0277]: `<impl Iterator as Iterator>::Item` doesn't implement `Debug`
+  --> $DIR/impl-trait-with-missing-bounds.rs:14:13
+   |
+LL |         qux(constraint);
+   |         --- ^^^^^^^^^^ `<impl Iterator as Iterator>::Item` cannot be formatted using `{:?}` because it doesn't implement `Debug`
+   |         |
+   |         required by a bound introduced by this call
+   |
+   = help: the trait `Debug` is not implemented for `<impl Iterator as Iterator>::Item`
+note: required by a bound in `qux`
+  --> $DIR/impl-trait-with-missing-bounds.rs:50:16
+   |
+LL | fn qux(_: impl std::fmt::Debug) {}
+   |                ^^^^^^^^^^^^^^^ required by this bound in `qux`
+help: introduce a type parameter with a trait bound instead of using `impl Trait`
+   |
+LL | fn bar<T, I: Iterator>(t: T, constraints: I) where T: std::fmt::Debug, <I as Iterator>::Item: Debug {
+   |         +++++++++++++                     ~                          ++++++++++++++++++++++++++++++
+
+error[E0277]: `<impl Iterator as Iterator>::Item` doesn't implement `Debug`
+  --> $DIR/impl-trait-with-missing-bounds.rs:22:13
+   |
+LL |         qux(constraint);
+   |         --- ^^^^^^^^^^ `<impl Iterator as Iterator>::Item` cannot be formatted using `{:?}` because it doesn't implement `Debug`
+   |         |
+   |         required by a bound introduced by this call
+   |
+   = help: the trait `Debug` is not implemented for `<impl Iterator as Iterator>::Item`
+note: required by a bound in `qux`
+  --> $DIR/impl-trait-with-missing-bounds.rs:50:16
+   |
+LL | fn qux(_: impl std::fmt::Debug) {}
+   |                ^^^^^^^^^^^^^^^ required by this bound in `qux`
+help: introduce a type parameter with a trait bound instead of using `impl Trait`
+   |
+LL | fn baz<I: Iterator>(t: impl std::fmt::Debug, constraints: I) where <I as Iterator>::Item: Debug {
+   |       +++++++++++++                                       ~  ++++++++++++++++++++++++++++++++++
+
+error[E0277]: `<impl Iterator as Iterator>::Item` doesn't implement `Debug`
+  --> $DIR/impl-trait-with-missing-bounds.rs:30:13
+   |
+LL |         qux(constraint);
+   |         --- ^^^^^^^^^^ `<impl Iterator as Iterator>::Item` cannot be formatted using `{:?}` because it doesn't implement `Debug`
+   |         |
+   |         required by a bound introduced by this call
+   |
+   = help: the trait `Debug` is not implemented for `<impl Iterator as Iterator>::Item`
+note: required by a bound in `qux`
+  --> $DIR/impl-trait-with-missing-bounds.rs:50:16
+   |
+LL | fn qux(_: impl std::fmt::Debug) {}
+   |                ^^^^^^^^^^^^^^^ required by this bound in `qux`
+help: introduce a type parameter with a trait bound instead of using `impl Trait`
+   |
+LL | fn bat<I, T: std::fmt::Debug, U: Iterator>(t: T, constraints: U, _: I) where <U as Iterator>::Item: Debug {
+   |                             +++++++++++++                     ~        ++++++++++++++++++++++++++++++++++
+
+error[E0277]: `<impl Iterator + std::fmt::Debug as Iterator>::Item` doesn't implement `Debug`
+  --> $DIR/impl-trait-with-missing-bounds.rs:37:13
+   |
+LL |         qux(constraint);
+   |         --- ^^^^^^^^^^ `<impl Iterator + std::fmt::Debug as Iterator>::Item` cannot be formatted using `{:?}` because it doesn't implement `Debug`
+   |         |
+   |         required by a bound introduced by this call
+   |
+   = help: the trait `Debug` is not implemented for `<impl Iterator + std::fmt::Debug as Iterator>::Item`
+note: required by a bound in `qux`
+  --> $DIR/impl-trait-with-missing-bounds.rs:50:16
+   |
+LL | fn qux(_: impl std::fmt::Debug) {}
+   |                ^^^^^^^^^^^^^^^ required by this bound in `qux`
+help: introduce a type parameter with a trait bound instead of using `impl Trait`
+   |
+LL | fn bak<I: Iterator + std::fmt::Debug>(constraints: I) where <I as Iterator>::Item: Debug {
+   |       +++++++++++++++++++++++++++++++              ~  ++++++++++++++++++++++++++++++++++
+
+error[E0277]: `<impl Iterator as Iterator>::Item` doesn't implement `Debug`
+  --> $DIR/impl-trait-with-missing-bounds.rs:45:13
+   |
+LL |         qux(constraint);
+   |         --- ^^^^^^^^^^ `<impl Iterator as Iterator>::Item` cannot be formatted using `{:?}` because it doesn't implement `Debug`
+   |         |
+   |         required by a bound introduced by this call
+   |
+   = help: the trait `Debug` is not implemented for `<impl Iterator as Iterator>::Item`
+note: required by a bound in `qux`
+  --> $DIR/impl-trait-with-missing-bounds.rs:50:16
+   |
+LL | fn qux(_: impl std::fmt::Debug) {}
+   |                ^^^^^^^^^^^^^^^ required by this bound in `qux`
+help: introduce a type parameter with a trait bound instead of using `impl Trait`
+   |
+LL | fn baw<I: Iterator>(constraints: I) where <I as Iterator>::Item: Debug {
+   |       ~~~~~~~~~~~~~              ~  ++++++++++++++++++++++++++++++++++
+
+error: aborting due to 6 previous errors
+
+For more information about this error, try `rustc --explain E0277`.