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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:19:43 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:19:43 +0000
commit3e3e70d529d8c7d7c4d7bc4fefc9f109393b9245 (patch)
treedaf049b282ab10e8c3d03e409b3cd84ff3f7690c /tests/ui/impl-trait
parentAdding debian version 1.68.2+dfsg1-1. (diff)
downloadrustc-3e3e70d529d8c7d7c4d7bc4fefc9f109393b9245.tar.xz
rustc-3e3e70d529d8c7d7c4d7bc4fefc9f109393b9245.zip
Merging upstream version 1.69.0+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/ui/impl-trait')
-rw-r--r--tests/ui/impl-trait/auto-trait-leak.stderr4
-rw-r--r--tests/ui/impl-trait/bound-normalization-pass.rs2
-rw-r--r--tests/ui/impl-trait/dyn-trait-return-should-be-impl-trait.stderr26
-rw-r--r--tests/ui/impl-trait/equal-hidden-lifetimes.rs1
-rw-r--r--tests/ui/impl-trait/equal-hidden-lifetimes.stderr10
-rw-r--r--tests/ui/impl-trait/equality2.stderr2
-rw-r--r--tests/ui/impl-trait/explicit-generic-args-with-impl-trait/explicit-generic-args-for-impl.stderr2
-rw-r--r--tests/ui/impl-trait/explicit-generic-args-with-impl-trait/not-enough-args.stderr2
-rw-r--r--tests/ui/impl-trait/feature-self-return-type.stderr3
-rw-r--r--tests/ui/impl-trait/hidden-lifetimes.stderr8
-rw-r--r--tests/ui/impl-trait/impl-fn-hrtb-bounds-2.stderr2
-rw-r--r--tests/ui/impl-trait/in-trait/deep-match.stderr2
-rw-r--r--tests/ui/impl-trait/in-trait/default-body-type-err-2.stderr2
-rw-r--r--tests/ui/impl-trait/in-trait/default-body-type-err.stderr2
-rw-r--r--tests/ui/impl-trait/in-trait/default-method-constraint.rs17
-rw-r--r--tests/ui/impl-trait/in-trait/default-method-constraint.stderr11
-rw-r--r--tests/ui/impl-trait/in-trait/method-signature-matches.stderr10
-rw-r--r--tests/ui/impl-trait/in-trait/new-lowering-strategy/simple-trait.rs11
-rw-r--r--tests/ui/impl-trait/in-trait/signature-mismatch.stderr4
-rw-r--r--tests/ui/impl-trait/in-trait/specialization-broken.rs1
-rw-r--r--tests/ui/impl-trait/in-trait/specialization-broken.stderr10
-rw-r--r--tests/ui/impl-trait/issue-102605.stderr12
-rw-r--r--tests/ui/impl-trait/issue-55872-2.drop_tracking.stderr8
-rw-r--r--tests/ui/impl-trait/issue-55872-2.drop_tracking_mir.stderr14
-rw-r--r--tests/ui/impl-trait/issue-55872-2.no_drop_tracking.stderr8
-rw-r--r--tests/ui/impl-trait/issue-55872-2.rs4
-rw-r--r--tests/ui/impl-trait/issue-55872-2.stderr2
-rw-r--r--tests/ui/impl-trait/issue-99914.stderr9
-rw-r--r--tests/ui/impl-trait/issues/infinite-impl-trait-issue-38064.stderr4
-rw-r--r--tests/ui/impl-trait/issues/issue-54600.stderr2
-rw-r--r--tests/ui/impl-trait/issues/issue-54840.stderr2
-rw-r--r--tests/ui/impl-trait/issues/issue-58504.stderr2
-rw-r--r--tests/ui/impl-trait/issues/issue-58956.stderr4
-rw-r--r--tests/ui/impl-trait/issues/issue-70971.stderr2
-rw-r--r--tests/ui/impl-trait/issues/issue-74282.stderr4
-rw-r--r--tests/ui/impl-trait/issues/issue-79099.stderr2
-rw-r--r--tests/ui/impl-trait/issues/issue-83929-impl-trait-in-generic-default.stderr4
-rw-r--r--tests/ui/impl-trait/issues/issue-84919.stderr2
-rw-r--r--tests/ui/impl-trait/issues/issue-86642.stderr2
-rw-r--r--tests/ui/impl-trait/issues/issue-86800.stderr4
-rw-r--r--tests/ui/impl-trait/issues/issue-87295.stderr2
-rw-r--r--tests/ui/impl-trait/multiple-lifetimes/error-handling-2.stderr3
-rw-r--r--tests/ui/impl-trait/multiple-lifetimes/ordinary-bounds-unrelated.stderr4
-rw-r--r--tests/ui/impl-trait/multiple-lifetimes/ordinary-bounds-unsuited.stderr4
-rw-r--r--tests/ui/impl-trait/must_outlive_least_region_or_bound.stderr14
-rw-r--r--tests/ui/impl-trait/nested-return-type2.rs3
-rw-r--r--tests/ui/impl-trait/nested-return-type2.stderr2
-rw-r--r--tests/ui/impl-trait/nested-return-type4.stderr4
-rw-r--r--tests/ui/impl-trait/nested_impl_trait.stderr2
-rw-r--r--tests/ui/impl-trait/no-method-suggested-traits.stderr16
-rw-r--r--tests/ui/impl-trait/normalize-tait-in-const.rs1
-rw-r--r--tests/ui/impl-trait/normalize-tait-in-const.stderr2
-rw-r--r--tests/ui/impl-trait/object-unsafe-trait-in-return-position-impl-trait.stderr4
-rw-r--r--tests/ui/impl-trait/recursive-impl-trait-type-indirect.drop_tracking.stderr (renamed from tests/ui/impl-trait/recursive-impl-trait-type-indirect.stderr)40
-rw-r--r--tests/ui/impl-trait/recursive-impl-trait-type-indirect.drop_tracking_mir.stderr144
-rw-r--r--tests/ui/impl-trait/recursive-impl-trait-type-indirect.no_drop_tracking.stderr152
-rw-r--r--tests/ui/impl-trait/recursive-impl-trait-type-indirect.rs4
-rw-r--r--tests/ui/impl-trait/recursive-type-alias-impl-trait-declaration-too-subtle.stderr4
-rw-r--r--tests/ui/impl-trait/region-escape-via-bound.stderr4
-rw-r--r--tests/ui/impl-trait/static-return-lifetime-infered.stderr8
-rw-r--r--tests/ui/impl-trait/universal-mismatched-type.stderr2
-rw-r--r--tests/ui/impl-trait/where-allowed.stderr82
62 files changed, 553 insertions, 171 deletions
diff --git a/tests/ui/impl-trait/auto-trait-leak.stderr b/tests/ui/impl-trait/auto-trait-leak.stderr
index feedfc40a..fd0358421 100644
--- a/tests/ui/impl-trait/auto-trait-leak.stderr
+++ b/tests/ui/impl-trait/auto-trait-leak.stderr
@@ -39,7 +39,7 @@ note: ...which requires type-checking `cycle1`...
|
LL | send(cycle2().clone());
| ^^^^
- = note: ...which requires evaluating trait selection obligation `impl core::clone::Clone: core::marker::Send`...
+ = note: ...which requires evaluating trait selection obligation `cycle2::{opaque#0}: core::marker::Send`...
note: ...which requires computing type of `cycle2::{opaque#0}`...
--> $DIR/auto-trait-leak.rs:19:16
|
@@ -80,7 +80,7 @@ note: ...which requires type-checking `cycle2`...
|
LL | send(cycle1().clone());
| ^^^^
- = note: ...which requires evaluating trait selection obligation `impl core::clone::Clone: core::marker::Send`...
+ = note: ...which requires evaluating trait selection obligation `cycle1::{opaque#0}: core::marker::Send`...
= note: ...which again requires computing type of `cycle1::{opaque#0}`, completing the cycle
note: cycle used when checking item types in top-level module
--> $DIR/auto-trait-leak.rs:1:1
diff --git a/tests/ui/impl-trait/bound-normalization-pass.rs b/tests/ui/impl-trait/bound-normalization-pass.rs
index 51718079d..5613c1916 100644
--- a/tests/ui/impl-trait/bound-normalization-pass.rs
+++ b/tests/ui/impl-trait/bound-normalization-pass.rs
@@ -1,8 +1,6 @@
// check-pass
// edition:2018
// revisions: default sa
-//[sa] compile-flags: -Z save-analysis
-//-^ To make this the regression test for #75962.
#![feature(type_alias_impl_trait)]
diff --git a/tests/ui/impl-trait/dyn-trait-return-should-be-impl-trait.stderr b/tests/ui/impl-trait/dyn-trait-return-should-be-impl-trait.stderr
index 7f73d5e12..dc1e40ea5 100644
--- a/tests/ui/impl-trait/dyn-trait-return-should-be-impl-trait.stderr
+++ b/tests/ui/impl-trait/dyn-trait-return-should-be-impl-trait.stderr
@@ -2,7 +2,7 @@ error[E0308]: mismatched types
--> $DIR/dyn-trait-return-should-be-impl-trait.rs:7:35
|
LL | fn fuz() -> (usize, Trait) { (42, Struct) }
- | ^^^^^^ expected trait object `dyn Trait`, found struct `Struct`
+ | ^^^^^^ expected `dyn Trait`, found `Struct`
|
= note: expected trait object `(dyn Trait + 'static)`
found struct `Struct`
@@ -16,14 +16,14 @@ LL | fn fuz() -> (usize, Trait) { (42, Struct) }
| doesn't have a size known at compile-time
|
= help: within `(usize, (dyn Trait + 'static))`, the trait `Sized` is not implemented for `(dyn Trait + 'static)`
- = note: required because it appears within the type `(usize, (dyn Trait + 'static))`
+ = note: required because it appears within the type `(usize, dyn Trait)`
= note: the return type of a function must have a statically known size
error[E0308]: mismatched types
--> $DIR/dyn-trait-return-should-be-impl-trait.rs:10:39
|
LL | fn bar() -> (usize, dyn Trait) { (42, Struct) }
- | ^^^^^^ expected trait object `dyn Trait`, found struct `Struct`
+ | ^^^^^^ expected `dyn Trait`, found `Struct`
|
= note: expected trait object `(dyn Trait + 'static)`
found struct `Struct`
@@ -37,7 +37,7 @@ LL | fn bar() -> (usize, dyn Trait) { (42, Struct) }
| doesn't have a size known at compile-time
|
= help: within `(usize, (dyn Trait + 'static))`, the trait `Sized` is not implemented for `(dyn Trait + 'static)`
- = note: required because it appears within the type `(usize, (dyn Trait + 'static))`
+ = note: required because it appears within the type `(usize, dyn Trait)`
= note: the return type of a function must have a statically known size
error[E0746]: return type cannot have an unboxed trait object
@@ -110,7 +110,7 @@ LL | | Struct
| | ------ expected because of this
LL | | } else {
LL | | 42
- | | ^^ expected struct `Struct`, found integer
+ | | ^^ expected `Struct`, found integer
LL | | }
| |_____- `if` and `else` have incompatible types
@@ -144,7 +144,7 @@ LL | fn bam() -> Box<dyn Trait> {
| -------------- expected `Box<(dyn Trait + 'static)>` because of return type
LL | if true {
LL | return Struct;
- | ^^^^^^ expected struct `Box`, found struct `Struct`
+ | ^^^^^^ expected `Box<dyn Trait>`, found `Struct`
|
= note: expected struct `Box<(dyn Trait + 'static)>`
found struct `Struct`
@@ -161,7 +161,7 @@ LL | fn bam() -> Box<dyn Trait> {
| -------------- expected `Box<(dyn Trait + 'static)>` because of return type
...
LL | 42
- | ^^ expected struct `Box`, found integer
+ | ^^ expected `Box<dyn Trait>`, found integer
|
= note: expected struct `Box<(dyn Trait + 'static)>`
found type `{integer}`
@@ -178,7 +178,7 @@ LL | fn baq() -> Box<dyn Trait> {
| -------------- expected `Box<(dyn Trait + 'static)>` because of return type
LL | if true {
LL | return 0;
- | ^ expected struct `Box`, found integer
+ | ^ expected `Box<dyn Trait>`, found integer
|
= note: expected struct `Box<(dyn Trait + 'static)>`
found type `{integer}`
@@ -195,7 +195,7 @@ LL | fn baq() -> Box<dyn Trait> {
| -------------- expected `Box<(dyn Trait + 'static)>` because of return type
...
LL | 42
- | ^^ expected struct `Box`, found integer
+ | ^^ expected `Box<dyn Trait>`, found integer
|
= note: expected struct `Box<(dyn Trait + 'static)>`
found type `{integer}`
@@ -212,7 +212,7 @@ LL | fn baz() -> Box<dyn Trait> {
| -------------- expected `Box<(dyn Trait + 'static)>` because of return type
LL | if true {
LL | Struct
- | ^^^^^^ expected struct `Box`, found struct `Struct`
+ | ^^^^^^ expected `Box<dyn Trait>`, found `Struct`
|
= note: expected struct `Box<(dyn Trait + 'static)>`
found struct `Struct`
@@ -229,7 +229,7 @@ LL | fn baz() -> Box<dyn Trait> {
| -------------- expected `Box<(dyn Trait + 'static)>` because of return type
...
LL | 42
- | ^^ expected struct `Box`, found integer
+ | ^^ expected `Box<dyn Trait>`, found integer
|
= note: expected struct `Box<(dyn Trait + 'static)>`
found type `{integer}`
@@ -246,7 +246,7 @@ LL | fn baw() -> Box<dyn Trait> {
| -------------- expected `Box<(dyn Trait + 'static)>` because of return type
LL | if true {
LL | 0
- | ^ expected struct `Box`, found integer
+ | ^ expected `Box<dyn Trait>`, found integer
|
= note: expected struct `Box<(dyn Trait + 'static)>`
found type `{integer}`
@@ -263,7 +263,7 @@ LL | fn baw() -> Box<dyn Trait> {
| -------------- expected `Box<(dyn Trait + 'static)>` because of return type
...
LL | 42
- | ^^ expected struct `Box`, found integer
+ | ^^ expected `Box<dyn Trait>`, found integer
|
= note: expected struct `Box<(dyn Trait + 'static)>`
found type `{integer}`
diff --git a/tests/ui/impl-trait/equal-hidden-lifetimes.rs b/tests/ui/impl-trait/equal-hidden-lifetimes.rs
index 79db88828..a6dbf3f08 100644
--- a/tests/ui/impl-trait/equal-hidden-lifetimes.rs
+++ b/tests/ui/impl-trait/equal-hidden-lifetimes.rs
@@ -5,7 +5,6 @@
// `'a == 'static` so `&'a i32` is fine as the return type
fn equal_regions_static<'a: 'static>(x: &'a i32) -> impl Sized {
- //~^ WARNING unnecessary lifetime parameter `'a`
x
}
diff --git a/tests/ui/impl-trait/equal-hidden-lifetimes.stderr b/tests/ui/impl-trait/equal-hidden-lifetimes.stderr
deleted file mode 100644
index 3e48aef55..000000000
--- a/tests/ui/impl-trait/equal-hidden-lifetimes.stderr
+++ /dev/null
@@ -1,10 +0,0 @@
-warning: unnecessary lifetime parameter `'a`
- --> $DIR/equal-hidden-lifetimes.rs:7:25
- |
-LL | fn equal_regions_static<'a: 'static>(x: &'a i32) -> impl Sized {
- | ^^
- |
- = help: you can use the `'static` lifetime directly, in place of `'a`
-
-warning: 1 warning emitted
-
diff --git a/tests/ui/impl-trait/equality2.stderr b/tests/ui/impl-trait/equality2.stderr
index e399a6102..52f25d245 100644
--- a/tests/ui/impl-trait/equality2.stderr
+++ b/tests/ui/impl-trait/equality2.stderr
@@ -54,6 +54,7 @@ LL | x = (x.1,
|
= note: expected opaque type `impl Foo` (`u32`)
found opaque type `impl Foo` (`i32`)
+ = note: distinct uses of `impl Trait` result in different opaque types
error[E0308]: mismatched types
--> $DIR/equality2.rs:41:10
@@ -69,6 +70,7 @@ LL | x.0);
|
= note: expected opaque type `impl Foo` (`i32`)
found opaque type `impl Foo` (`u32`)
+ = note: distinct uses of `impl Trait` result in different opaque types
error: aborting due to 4 previous errors; 1 warning emitted
diff --git a/tests/ui/impl-trait/explicit-generic-args-with-impl-trait/explicit-generic-args-for-impl.stderr b/tests/ui/impl-trait/explicit-generic-args-with-impl-trait/explicit-generic-args-for-impl.stderr
index c8b82783e..9c1011018 100644
--- a/tests/ui/impl-trait/explicit-generic-args-with-impl-trait/explicit-generic-args-for-impl.stderr
+++ b/tests/ui/impl-trait/explicit-generic-args-with-impl-trait/explicit-generic-args-for-impl.stderr
@@ -1,4 +1,4 @@
-error[E0107]: this function takes 1 generic argument but 2 generic arguments were supplied
+error[E0107]: function takes 1 generic argument but 2 generic arguments were supplied
--> $DIR/explicit-generic-args-for-impl.rs:4:5
|
LL | foo::<str, String>("".to_string());
diff --git a/tests/ui/impl-trait/explicit-generic-args-with-impl-trait/not-enough-args.stderr b/tests/ui/impl-trait/explicit-generic-args-with-impl-trait/not-enough-args.stderr
index 9d6db88d3..a26460c8e 100644
--- a/tests/ui/impl-trait/explicit-generic-args-with-impl-trait/not-enough-args.stderr
+++ b/tests/ui/impl-trait/explicit-generic-args-with-impl-trait/not-enough-args.stderr
@@ -1,4 +1,4 @@
-error[E0107]: this function takes 2 generic arguments but 1 generic argument was supplied
+error[E0107]: function takes 2 generic arguments but 1 generic argument was supplied
--> $DIR/not-enough-args.rs:4:5
|
LL | f::<[u8]>("a", b"a");
diff --git a/tests/ui/impl-trait/feature-self-return-type.stderr b/tests/ui/impl-trait/feature-self-return-type.stderr
index 601e53b76..b9b8d00ce 100644
--- a/tests/ui/impl-trait/feature-self-return-type.stderr
+++ b/tests/ui/impl-trait/feature-self-return-type.stderr
@@ -4,6 +4,7 @@ error[E0597]: `bar` does not live long enough
LL | let x = {
| - borrow later stored here
LL | let bar = 22;
+ | --- binding `bar` declared here
LL | Foo::new(&bar).into()
| ^^^^ borrowed value does not live long enough
LL |
@@ -16,6 +17,7 @@ error[E0597]: `y` does not live long enough
LL | let x = {
| - borrow later stored here
LL | let y = ();
+ | - binding `y` declared here
LL | foo(&y)
| ^^ borrowed value does not live long enough
LL |
@@ -28,6 +30,7 @@ error[E0597]: `y` does not live long enough
LL | let x = {
| - borrow later stored here
LL | let y = ();
+ | - binding `y` declared here
LL | foo(&y)
| ^^ borrowed value does not live long enough
LL |
diff --git a/tests/ui/impl-trait/hidden-lifetimes.stderr b/tests/ui/impl-trait/hidden-lifetimes.stderr
index 3cc47e1e8..bc8f559fd 100644
--- a/tests/ui/impl-trait/hidden-lifetimes.stderr
+++ b/tests/ui/impl-trait/hidden-lifetimes.stderr
@@ -2,7 +2,9 @@ error[E0700]: hidden type for `impl Swap + 'a` captures lifetime that does not a
--> $DIR/hidden-lifetimes.rs:29:5
|
LL | fn hide_ref<'a, 'b, T: 'static>(x: &'a mut &'b T) -> impl Swap + 'a {
- | -- hidden type `&'a mut &'b T` captures the lifetime `'b` as defined here
+ | -- -------------- opaque type defined here
+ | |
+ | hidden type `&'a mut &'b T` captures the lifetime `'b` as defined here
LL | x
| ^
|
@@ -15,7 +17,9 @@ error[E0700]: hidden type for `impl Swap + 'a` captures lifetime that does not a
--> $DIR/hidden-lifetimes.rs:46:5
|
LL | fn hide_rc_refcell<'a, 'b: 'a, T: 'static>(x: Rc<RefCell<&'b T>>) -> impl Swap + 'a {
- | -- hidden type `Rc<RefCell<&'b T>>` captures the lifetime `'b` as defined here
+ | -- -------------- opaque type defined here
+ | |
+ | hidden type `Rc<RefCell<&'b T>>` captures the lifetime `'b` as defined here
LL | x
| ^
|
diff --git a/tests/ui/impl-trait/impl-fn-hrtb-bounds-2.stderr b/tests/ui/impl-trait/impl-fn-hrtb-bounds-2.stderr
index 433b76b7a..d56e1273f 100644
--- a/tests/ui/impl-trait/impl-fn-hrtb-bounds-2.stderr
+++ b/tests/ui/impl-trait/impl-fn-hrtb-bounds-2.stderr
@@ -1,6 +1,8 @@
error[E0700]: hidden type for `impl Debug` captures lifetime that does not appear in bounds
--> $DIR/impl-fn-hrtb-bounds-2.rs:5:9
|
+LL | fn a() -> impl Fn(&u8) -> impl Debug {
+ | ---------- opaque type defined here
LL | |x| x
| --- ^
| |
diff --git a/tests/ui/impl-trait/in-trait/deep-match.stderr b/tests/ui/impl-trait/in-trait/deep-match.stderr
index 034ee5ea4..3eba419c0 100644
--- a/tests/ui/impl-trait/in-trait/deep-match.stderr
+++ b/tests/ui/impl-trait/in-trait/deep-match.stderr
@@ -4,7 +4,7 @@ error[E0053]: method `bar` has an incompatible return type for trait
LL | fn bar() -> i32 { 0 }
| ^^^
| |
- | expected struct `Wrapper`, found `i32`
+ | expected `Wrapper<_>`, found `i32`
| return type in trait
|
= note: expected struct `Wrapper<_>`
diff --git a/tests/ui/impl-trait/in-trait/default-body-type-err-2.stderr b/tests/ui/impl-trait/in-trait/default-body-type-err-2.stderr
index 142b1bff1..cc3bdf0e5 100644
--- a/tests/ui/impl-trait/in-trait/default-body-type-err-2.stderr
+++ b/tests/ui/impl-trait/in-trait/default-body-type-err-2.stderr
@@ -4,7 +4,7 @@ error[E0308]: mismatched types
LL | 42
| ^^- help: try using a conversion method: `.to_string()`
| |
- | expected struct `String`, found integer
+ | expected `String`, found integer
error: aborting due to previous error
diff --git a/tests/ui/impl-trait/in-trait/default-body-type-err.stderr b/tests/ui/impl-trait/in-trait/default-body-type-err.stderr
index 461247a3e..4742eb37d 100644
--- a/tests/ui/impl-trait/in-trait/default-body-type-err.stderr
+++ b/tests/ui/impl-trait/in-trait/default-body-type-err.stderr
@@ -2,7 +2,7 @@ error[E0271]: type mismatch resolving `<&i32 as Deref>::Target == String`
--> $DIR/default-body-type-err.rs:7:22
|
LL | fn lol(&self) -> impl Deref<Target = String> {
- | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `i32`, found struct `String`
+ | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `i32`, found `String`
LL |
LL | &1i32
| ----- return type was inferred to be `&i32` here
diff --git a/tests/ui/impl-trait/in-trait/default-method-constraint.rs b/tests/ui/impl-trait/in-trait/default-method-constraint.rs
new file mode 100644
index 000000000..8c50cc295
--- /dev/null
+++ b/tests/ui/impl-trait/in-trait/default-method-constraint.rs
@@ -0,0 +1,17 @@
+// check-pass
+
+// This didn't work in the previous default RPITIT method hack attempt
+
+#![feature(return_position_impl_trait_in_trait)]
+//~^ WARN the feature `return_position_impl_trait_in_trait` is incomplete
+
+trait Foo {
+ fn bar(x: bool) -> impl Sized {
+ if x {
+ let _: u32 = Self::bar(!x);
+ }
+ Default::default()
+ }
+}
+
+fn main() {}
diff --git a/tests/ui/impl-trait/in-trait/default-method-constraint.stderr b/tests/ui/impl-trait/in-trait/default-method-constraint.stderr
new file mode 100644
index 000000000..5e18605aa
--- /dev/null
+++ b/tests/ui/impl-trait/in-trait/default-method-constraint.stderr
@@ -0,0 +1,11 @@
+warning: the feature `return_position_impl_trait_in_trait` is incomplete and may not be safe to use and/or cause compiler crashes
+ --> $DIR/default-method-constraint.rs:5:12
+ |
+LL | #![feature(return_position_impl_trait_in_trait)]
+ | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ |
+ = note: see issue #91611 <https://github.com/rust-lang/rust/issues/91611> for more information
+ = note: `#[warn(incomplete_features)]` on by default
+
+warning: 1 warning emitted
+
diff --git a/tests/ui/impl-trait/in-trait/method-signature-matches.stderr b/tests/ui/impl-trait/in-trait/method-signature-matches.stderr
index 4dfd77222..3ec62020e 100644
--- a/tests/ui/impl-trait/in-trait/method-signature-matches.stderr
+++ b/tests/ui/impl-trait/in-trait/method-signature-matches.stderr
@@ -24,16 +24,6 @@ LL | async fn owo(_: u8) {}
| expected `()`, found `u8`
| help: change the parameter type to match the trait: `()`
|
-note: while checking the return type of the `async fn`
- --> $DIR/method-signature-matches.rs:20:25
- |
-LL | async fn owo(_: u8) {}
- | ^ checked the `Output` of this `async fn`, expected opaque type
-note: while checking the return type of the `async fn`
- --> $DIR/method-signature-matches.rs:20:25
- |
-LL | async fn owo(_: u8) {}
- | ^ checked the `Output` of this `async fn`, found opaque type
note: type in trait
--> $DIR/method-signature-matches.rs:16:21
|
diff --git a/tests/ui/impl-trait/in-trait/new-lowering-strategy/simple-trait.rs b/tests/ui/impl-trait/in-trait/new-lowering-strategy/simple-trait.rs
new file mode 100644
index 000000000..dfce973d7
--- /dev/null
+++ b/tests/ui/impl-trait/in-trait/new-lowering-strategy/simple-trait.rs
@@ -0,0 +1,11 @@
+// check-pass
+// compile-flags: -Zlower-impl-trait-in-trait-to-assoc-ty
+
+#![feature(return_position_impl_trait_in_trait)]
+#![allow(incomplete_features)]
+
+trait Foo {
+ fn foo() -> impl Sized;
+}
+
+fn main() {}
diff --git a/tests/ui/impl-trait/in-trait/signature-mismatch.stderr b/tests/ui/impl-trait/in-trait/signature-mismatch.stderr
index e10566017..c4fcaabe4 100644
--- a/tests/ui/impl-trait/in-trait/signature-mismatch.stderr
+++ b/tests/ui/impl-trait/in-trait/signature-mismatch.stderr
@@ -2,12 +2,12 @@ error: `impl` item signature doesn't match `trait` item signature
--> $DIR/signature-mismatch.rs:15:5
|
LL | fn async_fn(&self, buff: &[u8]) -> impl Future<Output = Vec<u8>>;
- | ----------------------------------------------------------------- expected `fn(&'1 Struct, &'2 [u8]) -> impl Future<Output = Vec<u8>> + 'static`
+ | ----------------------------------------------------------------- expected `fn(&'1 Struct, &'2 [u8]) -> impl Future<Output = Vec<u8>> + '3`
...
LL | fn async_fn<'a>(&self, buff: &'a [u8]) -> impl Future<Output = Vec<u8>> + 'a {
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ found `fn(&'1 Struct, &'2 [u8]) -> impl Future<Output = Vec<u8>> + '2`
|
- = note: expected signature `fn(&'1 Struct, &'2 [u8]) -> impl Future<Output = Vec<u8>> + 'static`
+ = note: expected signature `fn(&'1 Struct, &'2 [u8]) -> impl Future<Output = Vec<u8>> + '3`
found signature `fn(&'1 Struct, &'2 [u8]) -> impl Future<Output = Vec<u8>> + '2`
= help: the lifetime requirements from the `impl` do not correspond to the requirements in the `trait`
= help: verify the lifetime relationships in the `trait` and `impl` between the `self` argument, the other inputs and its output
diff --git a/tests/ui/impl-trait/in-trait/specialization-broken.rs b/tests/ui/impl-trait/in-trait/specialization-broken.rs
index 9d27d3710..2fcffdf3f 100644
--- a/tests/ui/impl-trait/in-trait/specialization-broken.rs
+++ b/tests/ui/impl-trait/in-trait/specialization-broken.rs
@@ -15,6 +15,7 @@ where
{
fn bar(&self) -> U {
//~^ ERROR method `bar` has an incompatible type for trait
+ //~| ERROR method with return-position `impl Trait` in trait cannot be specialized
*self
}
}
diff --git a/tests/ui/impl-trait/in-trait/specialization-broken.stderr b/tests/ui/impl-trait/in-trait/specialization-broken.stderr
index 37cfd7449..dc621d6b8 100644
--- a/tests/ui/impl-trait/in-trait/specialization-broken.stderr
+++ b/tests/ui/impl-trait/in-trait/specialization-broken.stderr
@@ -18,6 +18,14 @@ LL | fn bar(&self) -> impl Sized;
= note: expected signature `fn(&U) -> impl Sized`
found signature `fn(&U) -> U`
-error: aborting due to previous error
+error: method with return-position `impl Trait` in trait cannot be specialized
+ --> $DIR/specialization-broken.rs:16:5
+ |
+LL | fn bar(&self) -> U {
+ | ^^^^^^^^^^^^^^^^^^
+ |
+ = note: specialization behaves in inconsistent and surprising ways with `#![feature(return_position_impl_trait_in_trait)]`, and for now is disallowed
+
+error: aborting due to 2 previous errors
For more information about this error, try `rustc --explain E0053`.
diff --git a/tests/ui/impl-trait/issue-102605.stderr b/tests/ui/impl-trait/issue-102605.stderr
index d4aba9149..dfe18e43e 100644
--- a/tests/ui/impl-trait/issue-102605.stderr
+++ b/tests/ui/impl-trait/issue-102605.stderr
@@ -2,17 +2,15 @@ error[E0308]: mismatched types
--> $DIR/issue-102605.rs:13:20
|
LL | convert_result(foo())
- | -------------- ^^^^^ expected enum `Result`, found opaque type
+ | -------------- ^^^^^ expected `Result<(), _>`, found future
| |
| arguments to this function are incorrect
|
-note: while checking the return type of the `async fn`
- --> $DIR/issue-102605.rs:3:19
+note: calling an async function returns a future
+ --> $DIR/issue-102605.rs:13:20
|
-LL | async fn foo() -> Result<(), String> {
- | ^^^^^^^^^^^^^^^^^^ checked the `Output` of this `async fn`, found opaque type
- = note: expected enum `Result<(), _>`
- found opaque type `impl Future<Output = Result<(), String>>`
+LL | convert_result(foo())
+ | ^^^^^
note: function defined here
--> $DIR/issue-102605.rs:7:4
|
diff --git a/tests/ui/impl-trait/issue-55872-2.drop_tracking.stderr b/tests/ui/impl-trait/issue-55872-2.drop_tracking.stderr
new file mode 100644
index 000000000..477c964bd
--- /dev/null
+++ b/tests/ui/impl-trait/issue-55872-2.drop_tracking.stderr
@@ -0,0 +1,8 @@
+error: type parameter `T` is part of concrete type but not used in parameter list for the `impl Trait` type alias
+ --> $DIR/issue-55872-2.rs:17:9
+ |
+LL | async {}
+ | ^^^^^^^^
+
+error: aborting due to previous error
+
diff --git a/tests/ui/impl-trait/issue-55872-2.drop_tracking_mir.stderr b/tests/ui/impl-trait/issue-55872-2.drop_tracking_mir.stderr
new file mode 100644
index 000000000..c14bb5cc9
--- /dev/null
+++ b/tests/ui/impl-trait/issue-55872-2.drop_tracking_mir.stderr
@@ -0,0 +1,14 @@
+error: type parameter `T` is part of concrete type but not used in parameter list for the `impl Trait` type alias
+ --> $DIR/issue-55872-2.rs:17:9
+ |
+LL | async {}
+ | ^^^^^^^^
+
+error: type parameter `T` is part of concrete type but not used in parameter list for the `impl Trait` type alias
+ --> $DIR/issue-55872-2.rs:17:9
+ |
+LL | async {}
+ | ^^^^^^^^
+
+error: aborting due to 2 previous errors
+
diff --git a/tests/ui/impl-trait/issue-55872-2.no_drop_tracking.stderr b/tests/ui/impl-trait/issue-55872-2.no_drop_tracking.stderr
new file mode 100644
index 000000000..477c964bd
--- /dev/null
+++ b/tests/ui/impl-trait/issue-55872-2.no_drop_tracking.stderr
@@ -0,0 +1,8 @@
+error: type parameter `T` is part of concrete type but not used in parameter list for the `impl Trait` type alias
+ --> $DIR/issue-55872-2.rs:17:9
+ |
+LL | async {}
+ | ^^^^^^^^
+
+error: aborting due to previous error
+
diff --git a/tests/ui/impl-trait/issue-55872-2.rs b/tests/ui/impl-trait/issue-55872-2.rs
index 4443d3c4d..cbc7b5d62 100644
--- a/tests/ui/impl-trait/issue-55872-2.rs
+++ b/tests/ui/impl-trait/issue-55872-2.rs
@@ -1,3 +1,6 @@
+// revisions: no_drop_tracking drop_tracking drop_tracking_mir
+// [drop_tracking] compile-flags: -Zdrop-tracking
+// [drop_tracking_mir] compile-flags: -Zdrop-tracking-mir
// edition:2018
#![feature(type_alias_impl_trait)]
@@ -13,6 +16,7 @@ impl<S> Bar for S {
fn foo<T>() -> Self::E {
async {}
//~^ ERROR type parameter `T` is part of concrete type but not used in parameter list for the `impl Trait` type alias
+ //[drop_tracking_mir]~^^ ERROR type parameter `T` is part of concrete type but not used in parameter list for the `impl Trait` type alias
}
}
diff --git a/tests/ui/impl-trait/issue-55872-2.stderr b/tests/ui/impl-trait/issue-55872-2.stderr
index 11b8485c8..477c964bd 100644
--- a/tests/ui/impl-trait/issue-55872-2.stderr
+++ b/tests/ui/impl-trait/issue-55872-2.stderr
@@ -1,5 +1,5 @@
error: type parameter `T` is part of concrete type but not used in parameter list for the `impl Trait` type alias
- --> $DIR/issue-55872-2.rs:14:9
+ --> $DIR/issue-55872-2.rs:17:9
|
LL | async {}
| ^^^^^^^^
diff --git a/tests/ui/impl-trait/issue-99914.stderr b/tests/ui/impl-trait/issue-99914.stderr
index 074d5d58d..c86e9eadc 100644
--- a/tests/ui/impl-trait/issue-99914.stderr
+++ b/tests/ui/impl-trait/issue-99914.stderr
@@ -2,15 +2,8 @@ error[E0308]: mismatched types
--> $DIR/issue-99914.rs:9:27
|
LL | t.and_then(|t| -> _ { bar(t) });
- | ^^^^^^ expected enum `Result`, found opaque type
+ | ^^^^^^ expected `Result<_, Error>`, found future
|
-note: while checking the return type of the `async fn`
- --> $DIR/issue-99914.rs:13:23
- |
-LL | async fn bar(t: Okay) {}
- | ^ checked the `Output` of this `async fn`, found opaque type
- = note: expected enum `Result<_, Error>`
- found opaque type `impl Future<Output = ()>`
help: try wrapping the expression in `Ok`
|
LL | t.and_then(|t| -> _ { Ok(bar(t)) });
diff --git a/tests/ui/impl-trait/issues/infinite-impl-trait-issue-38064.stderr b/tests/ui/impl-trait/issues/infinite-impl-trait-issue-38064.stderr
index 16a1262ec..92a329062 100644
--- a/tests/ui/impl-trait/issues/infinite-impl-trait-issue-38064.stderr
+++ b/tests/ui/impl-trait/issues/infinite-impl-trait-issue-38064.stderr
@@ -8,13 +8,13 @@ LL | Foo(bar())
| ---------- returning here with type `Foo<impl Quux>`
...
LL | fn bar() -> impl Quux {
- | --------- returning this opaque type `Foo<impl Quux>`
+ | --------- returning this type `Foo<impl Quux>`
error[E0720]: cannot resolve opaque type
--> $DIR/infinite-impl-trait-issue-38064.rs:14:13
|
LL | fn foo() -> impl Quux {
- | --------- returning this opaque type `Bar<impl Quux>`
+ | --------- returning this type `Bar<impl Quux>`
...
LL | fn bar() -> impl Quux {
| ^^^^^^^^^ recursive opaque type
diff --git a/tests/ui/impl-trait/issues/issue-54600.stderr b/tests/ui/impl-trait/issues/issue-54600.stderr
index 316566a57..7ef063af9 100644
--- a/tests/ui/impl-trait/issues/issue-54600.stderr
+++ b/tests/ui/impl-trait/issues/issue-54600.stderr
@@ -1,4 +1,4 @@
-error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in variable binding
+error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in variable bindings
--> $DIR/issue-54600.rs:4:19
|
LL | let x: Option<impl Debug> = Some(44_u32);
diff --git a/tests/ui/impl-trait/issues/issue-54840.stderr b/tests/ui/impl-trait/issues/issue-54840.stderr
index 8d82133ac..1d1316f0e 100644
--- a/tests/ui/impl-trait/issues/issue-54840.stderr
+++ b/tests/ui/impl-trait/issues/issue-54840.stderr
@@ -1,4 +1,4 @@
-error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in variable binding
+error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in variable bindings
--> $DIR/issue-54840.rs:5:13
|
LL | let j: &impl Add = &i;
diff --git a/tests/ui/impl-trait/issues/issue-58504.stderr b/tests/ui/impl-trait/issues/issue-58504.stderr
index 6656e9fc3..26ec2a4f9 100644
--- a/tests/ui/impl-trait/issues/issue-58504.stderr
+++ b/tests/ui/impl-trait/issues/issue-58504.stderr
@@ -1,4 +1,4 @@
-error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in variable binding
+error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in variable bindings
--> $DIR/issue-58504.rs:10:16
|
LL | let gens: [impl Generator<Return=!, Yield=()>;2] = [ mk_gen(), mk_gen() ];
diff --git a/tests/ui/impl-trait/issues/issue-58956.stderr b/tests/ui/impl-trait/issues/issue-58956.stderr
index 123fb4df4..2b4d0abdf 100644
--- a/tests/ui/impl-trait/issues/issue-58956.stderr
+++ b/tests/ui/impl-trait/issues/issue-58956.stderr
@@ -1,10 +1,10 @@
-error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in type
+error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in const types
--> $DIR/issue-58956.rs:7:11
|
LL | const _A: impl Lam = {
| ^^^^^^^^
-error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in variable binding
+error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in variable bindings
--> $DIR/issue-58956.rs:9:17
|
LL | let x: Wrap<impl Lam> = Wrap(B);
diff --git a/tests/ui/impl-trait/issues/issue-70971.stderr b/tests/ui/impl-trait/issues/issue-70971.stderr
index 4dda4c22a..d066256bf 100644
--- a/tests/ui/impl-trait/issues/issue-70971.stderr
+++ b/tests/ui/impl-trait/issues/issue-70971.stderr
@@ -1,4 +1,4 @@
-error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in variable binding
+error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in variable bindings
--> $DIR/issue-70971.rs:2:14
|
LL | let x : (impl Copy,) = (true,);
diff --git a/tests/ui/impl-trait/issues/issue-74282.stderr b/tests/ui/impl-trait/issues/issue-74282.stderr
index 5b05fb281..724f3c5d6 100644
--- a/tests/ui/impl-trait/issues/issue-74282.stderr
+++ b/tests/ui/impl-trait/issues/issue-74282.stderr
@@ -10,7 +10,7 @@ LL | Anonymous(|| {
| | arguments to this struct are incorrect
LL | | 3
LL | | })
- | |_____^ expected closure, found a different closure
+ | |_____^ expected opaque type, found closure
|
= note: expected opaque type `Closure`
found closure `[closure@$DIR/issue-74282.rs:8:15: 8:17]`
@@ -33,7 +33,7 @@ LL | | 3
LL | | })
| | ^- help: consider using a semicolon here: `;`
| |______|
- | expected `()`, found struct `Anonymous`
+ | expected `()`, found `Anonymous`
error: aborting due to 2 previous errors
diff --git a/tests/ui/impl-trait/issues/issue-79099.stderr b/tests/ui/impl-trait/issues/issue-79099.stderr
index 362c67daf..580250a62 100644
--- a/tests/ui/impl-trait/issues/issue-79099.stderr
+++ b/tests/ui/impl-trait/issues/issue-79099.stderr
@@ -9,7 +9,7 @@ LL | let f: impl core::future::Future<Output = u8> = async { 1 };
= help: pass `--edition 2021` to `rustc`
= note: for more on editions, read https://doc.rust-lang.org/edition-guide
-error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in variable binding
+error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in variable bindings
--> $DIR/issue-79099.rs:3:16
|
LL | let f: impl core::future::Future<Output = u8> = async { 1 };
diff --git a/tests/ui/impl-trait/issues/issue-83929-impl-trait-in-generic-default.stderr b/tests/ui/impl-trait/issues/issue-83929-impl-trait-in-generic-default.stderr
index e635e554e..656bd0470 100644
--- a/tests/ui/impl-trait/issues/issue-83929-impl-trait-in-generic-default.stderr
+++ b/tests/ui/impl-trait/issues/issue-83929-impl-trait-in-generic-default.stderr
@@ -1,10 +1,10 @@
-error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in type
+error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in generic parameter defaults
--> $DIR/issue-83929-impl-trait-in-generic-default.rs:1:16
|
LL | struct Foo<T = impl Copy>(T);
| ^^^^^^^^^
-error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in type
+error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in generic parameter defaults
--> $DIR/issue-83929-impl-trait-in-generic-default.rs:4:20
|
LL | type Result<T, E = impl std::error::Error> = std::result::Result<T, E>;
diff --git a/tests/ui/impl-trait/issues/issue-84919.stderr b/tests/ui/impl-trait/issues/issue-84919.stderr
index 5abe1bd87..36010fdef 100644
--- a/tests/ui/impl-trait/issues/issue-84919.stderr
+++ b/tests/ui/impl-trait/issues/issue-84919.stderr
@@ -1,4 +1,4 @@
-error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in variable binding
+error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in variable bindings
--> $DIR/issue-84919.rs:5:13
|
LL | let _x: impl Trait = ();
diff --git a/tests/ui/impl-trait/issues/issue-86642.stderr b/tests/ui/impl-trait/issues/issue-86642.stderr
index 0ec118d5b..b6f8a54f3 100644
--- a/tests/ui/impl-trait/issues/issue-86642.stderr
+++ b/tests/ui/impl-trait/issues/issue-86642.stderr
@@ -1,4 +1,4 @@
-error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in type
+error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in const types
--> $DIR/issue-86642.rs:1:11
|
LL | static x: impl Fn(&str) -> Result<&str, ()> = move |source| {
diff --git a/tests/ui/impl-trait/issues/issue-86800.stderr b/tests/ui/impl-trait/issues/issue-86800.stderr
index 6c4aa3567..f3a773837 100644
--- a/tests/ui/impl-trait/issues/issue-86800.stderr
+++ b/tests/ui/impl-trait/issues/issue-86800.stderr
@@ -9,9 +9,7 @@ LL | type TransactionFuture<'__, O> = impl '__ + Future<Output = TransactionResu
stack backtrace:
-error: internal compiler error: unexpected panic
-
-
+error: the compiler unexpectedly panicked. this is a bug.
diff --git a/tests/ui/impl-trait/issues/issue-87295.stderr b/tests/ui/impl-trait/issues/issue-87295.stderr
index 0b043056b..ec59b719c 100644
--- a/tests/ui/impl-trait/issues/issue-87295.stderr
+++ b/tests/ui/impl-trait/issues/issue-87295.stderr
@@ -1,4 +1,4 @@
-error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in variable binding
+error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in variable bindings
--> $DIR/issue-87295.rs:16:31
|
LL | let _do_not_waste: Struct<impl Trait<Output = i32>> = Struct::new(());
diff --git a/tests/ui/impl-trait/multiple-lifetimes/error-handling-2.stderr b/tests/ui/impl-trait/multiple-lifetimes/error-handling-2.stderr
index 908757080..5b0b1cc5e 100644
--- a/tests/ui/impl-trait/multiple-lifetimes/error-handling-2.stderr
+++ b/tests/ui/impl-trait/multiple-lifetimes/error-handling-2.stderr
@@ -1,6 +1,9 @@
error[E0700]: hidden type for `E<'b, 'c>` captures lifetime that does not appear in bounds
--> $DIR/error-handling-2.rs:22:5
|
+LL | type E<'a, 'b> = impl Sized;
+ | ---------- opaque type defined here
+LL |
LL | fn foo<'a: 'b, 'b, 'c>(x: &'static i32, mut y: &'a i32) -> E<'b, 'c> {
| -- hidden type `*mut &'a i32` captures the lifetime `'a` as defined here
...
diff --git a/tests/ui/impl-trait/multiple-lifetimes/ordinary-bounds-unrelated.stderr b/tests/ui/impl-trait/multiple-lifetimes/ordinary-bounds-unrelated.stderr
index ec49a6179..68ac22a05 100644
--- a/tests/ui/impl-trait/multiple-lifetimes/ordinary-bounds-unrelated.stderr
+++ b/tests/ui/impl-trait/multiple-lifetimes/ordinary-bounds-unrelated.stderr
@@ -2,7 +2,9 @@ error[E0700]: hidden type for `impl Trait<'d, 'e>` captures lifetime that does n
--> $DIR/ordinary-bounds-unrelated.rs:28:33
|
LL | fn upper_bounds<'a, 'b, 'c, 'd, 'e>(a: Ordinary<'a>, b: Ordinary<'b>) -> impl Trait<'d, 'e>
- | -- hidden type `Ordinary<'b>` captures the lifetime `'b` as defined here
+ | -- ------------------ opaque type defined here
+ | |
+ | hidden type `Ordinary<'b>` captures the lifetime `'b` as defined here
...
LL | if condition() { a } else { b }
| ^
diff --git a/tests/ui/impl-trait/multiple-lifetimes/ordinary-bounds-unsuited.stderr b/tests/ui/impl-trait/multiple-lifetimes/ordinary-bounds-unsuited.stderr
index c36f9bc69..493a9e66e 100644
--- a/tests/ui/impl-trait/multiple-lifetimes/ordinary-bounds-unsuited.stderr
+++ b/tests/ui/impl-trait/multiple-lifetimes/ordinary-bounds-unsuited.stderr
@@ -2,7 +2,9 @@ error[E0700]: hidden type for `impl Trait<'a, 'b>` captures lifetime that does n
--> $DIR/ordinary-bounds-unsuited.rs:31:33
|
LL | fn upper_bounds<'a, 'b>(a: Ordinary<'a>, b: Ordinary<'b>) -> impl Trait<'a, 'b>
- | -- hidden type `Ordinary<'b>` captures the lifetime `'b` as defined here
+ | -- ------------------ opaque type defined here
+ | |
+ | hidden type `Ordinary<'b>` captures the lifetime `'b` as defined here
...
LL | if condition() { a } else { b }
| ^
diff --git a/tests/ui/impl-trait/must_outlive_least_region_or_bound.stderr b/tests/ui/impl-trait/must_outlive_least_region_or_bound.stderr
index 9c81791fb..55e3cd950 100644
--- a/tests/ui/impl-trait/must_outlive_least_region_or_bound.stderr
+++ b/tests/ui/impl-trait/must_outlive_least_region_or_bound.stderr
@@ -2,8 +2,9 @@ error[E0700]: hidden type for `impl Copy` captures lifetime that does not appear
--> $DIR/must_outlive_least_region_or_bound.rs:3:35
|
LL | fn elided(x: &i32) -> impl Copy { x }
- | ---- ^
- | |
+ | ---- --------- ^
+ | | |
+ | | opaque type defined here
| hidden type `&i32` captures the anonymous lifetime defined here
|
help: to declare that `impl Copy` captures `'_`, you can add an explicit `'_` lifetime bound
@@ -15,8 +16,9 @@ error[E0700]: hidden type for `impl Copy` captures lifetime that does not appear
--> $DIR/must_outlive_least_region_or_bound.rs:6:44
|
LL | fn explicit<'a>(x: &'a i32) -> impl Copy { x }
- | -- ^
- | |
+ | -- --------- ^
+ | | |
+ | | opaque type defined here
| hidden type `&'a i32` captures the lifetime `'a` as defined here
|
help: to declare that `impl Copy` captures `'a`, you can add an explicit `'a` lifetime bound
@@ -100,7 +102,9 @@ error[E0700]: hidden type for `impl Fn(&'a u32)` captures lifetime that does not
--> $DIR/must_outlive_least_region_or_bound.rs:38:5
|
LL | fn move_lifetime_into_fn<'a, 'b>(x: &'a u32, y: &'b u32) -> impl Fn(&'a u32) {
- | -- hidden type `[closure@$DIR/must_outlive_least_region_or_bound.rs:38:5: 38:13]` captures the lifetime `'b` as defined here
+ | -- ---------------- opaque type defined here
+ | |
+ | hidden type `[closure@$DIR/must_outlive_least_region_or_bound.rs:38:5: 38:13]` captures the lifetime `'b` as defined here
LL | move |_| println!("{}", y)
| ^^^^^^^^^^^^^^^^^^^^^^^^^^
|
diff --git a/tests/ui/impl-trait/nested-return-type2.rs b/tests/ui/impl-trait/nested-return-type2.rs
index cc1f1f4ec..fe883ce6f 100644
--- a/tests/ui/impl-trait/nested-return-type2.rs
+++ b/tests/ui/impl-trait/nested-return-type2.rs
@@ -1,4 +1,7 @@
// check-pass
+// compile-flags: -Zvalidate-mir
+
+// Using -Zvalidate-mir as a regression test for #107346.
trait Duh {}
diff --git a/tests/ui/impl-trait/nested-return-type2.stderr b/tests/ui/impl-trait/nested-return-type2.stderr
index 3aed05ca1..09ad3bd05 100644
--- a/tests/ui/impl-trait/nested-return-type2.stderr
+++ b/tests/ui/impl-trait/nested-return-type2.stderr
@@ -1,5 +1,5 @@
warning: opaque type `impl Trait<Assoc = impl Send>` does not satisfy its associated type bounds
- --> $DIR/nested-return-type2.rs:25:24
+ --> $DIR/nested-return-type2.rs:28:24
|
LL | type Assoc: Duh;
| --- this associated type bound is unsatisfied for `impl Send`
diff --git a/tests/ui/impl-trait/nested-return-type4.stderr b/tests/ui/impl-trait/nested-return-type4.stderr
index e761a60e7..907822ebb 100644
--- a/tests/ui/impl-trait/nested-return-type4.stderr
+++ b/tests/ui/impl-trait/nested-return-type4.stderr
@@ -2,7 +2,9 @@ error[E0700]: hidden type for `impl Future<Output = impl Sized>` captures lifeti
--> $DIR/nested-return-type4.rs:4:5
|
LL | fn test<'s: 's>(s: &'s str) -> impl std::future::Future<Output = impl Sized> {
- | -- hidden type `[async block@$DIR/nested-return-type4.rs:4:5: 4:31]` captures the lifetime `'s` as defined here
+ | -- --------------------------------------------- opaque type defined here
+ | |
+ | hidden type `[async block@$DIR/nested-return-type4.rs:4:5: 4:31]` captures the lifetime `'s` as defined here
LL | async move { let _s = s; }
| ^^^^^^^^^^^^^^^^^^^^^^^^^^
|
diff --git a/tests/ui/impl-trait/nested_impl_trait.stderr b/tests/ui/impl-trait/nested_impl_trait.stderr
index 9a8f5a340..ffe84b8e8 100644
--- a/tests/ui/impl-trait/nested_impl_trait.stderr
+++ b/tests/ui/impl-trait/nested_impl_trait.stderr
@@ -34,7 +34,7 @@ LL | fn bad(x: impl Into<u32>) -> impl Into<impl Debug> { x }
| | nested `impl Trait` here
| outer `impl Trait`
-error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in `fn` pointer return
+error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in `fn` pointer return types
--> $DIR/nested_impl_trait.rs:10:32
|
LL | fn bad_in_fn_syntax(x: fn() -> impl Into<impl Debug>) {}
diff --git a/tests/ui/impl-trait/no-method-suggested-traits.stderr b/tests/ui/impl-trait/no-method-suggested-traits.stderr
index 548c89d0a..3c2c01dc2 100644
--- a/tests/ui/impl-trait/no-method-suggested-traits.stderr
+++ b/tests/ui/impl-trait/no-method-suggested-traits.stderr
@@ -145,7 +145,7 @@ note: `foo::Bar` defines an item `method2`, perhaps you need to implement it
LL | pub trait Bar {
| ^^^^^^^^^^^^^
-error[E0599]: no method named `method2` found for struct `Foo` in the current scope
+error[E0599]: no method named `method2` found for struct `no_method_suggested_traits::Foo` in the current scope
--> $DIR/no-method-suggested-traits.rs:50:37
|
LL | no_method_suggested_traits::Foo.method2();
@@ -158,7 +158,7 @@ note: `foo::Bar` defines an item `method2`, perhaps you need to implement it
LL | pub trait Bar {
| ^^^^^^^^^^^^^
-error[E0599]: no method named `method2` found for struct `Rc<&mut Box<&Foo>>` in the current scope
+error[E0599]: no method named `method2` found for struct `Rc<&mut Box<&no_method_suggested_traits::Foo>>` in the current scope
--> $DIR/no-method-suggested-traits.rs:52:71
|
LL | std::rc::Rc::new(&mut Box::new(&no_method_suggested_traits::Foo)).method2();
@@ -171,7 +171,7 @@ note: `foo::Bar` defines an item `method2`, perhaps you need to implement it
LL | pub trait Bar {
| ^^^^^^^^^^^^^
-error[E0599]: no method named `method2` found for enum `Bar` in the current scope
+error[E0599]: no method named `method2` found for enum `no_method_suggested_traits::Bar` in the current scope
--> $DIR/no-method-suggested-traits.rs:54:40
|
LL | no_method_suggested_traits::Bar::X.method2();
@@ -184,7 +184,7 @@ note: `foo::Bar` defines an item `method2`, perhaps you need to implement it
LL | pub trait Bar {
| ^^^^^^^^^^^^^
-error[E0599]: no method named `method2` found for struct `Rc<&mut Box<&Bar>>` in the current scope
+error[E0599]: no method named `method2` found for struct `Rc<&mut Box<&no_method_suggested_traits::Bar>>` in the current scope
--> $DIR/no-method-suggested-traits.rs:56:74
|
LL | std::rc::Rc::new(&mut Box::new(&no_method_suggested_traits::Bar::X)).method2();
@@ -255,25 +255,25 @@ error[E0599]: no method named `method3` found for struct `Rc<&mut Box<&usize>>`
LL | std::rc::Rc::new(&mut Box::new(&1_usize)).method3();
| ^^^^^^^ method not found in `Rc<&mut Box<&usize>>`
-error[E0599]: no method named `method3` found for struct `Foo` in the current scope
+error[E0599]: no method named `method3` found for struct `no_method_suggested_traits::Foo` in the current scope
--> $DIR/no-method-suggested-traits.rs:71:37
|
LL | no_method_suggested_traits::Foo.method3();
| ^^^^^^^ method not found in `Foo`
-error[E0599]: no method named `method3` found for struct `Rc<&mut Box<&Foo>>` in the current scope
+error[E0599]: no method named `method3` found for struct `Rc<&mut Box<&no_method_suggested_traits::Foo>>` in the current scope
--> $DIR/no-method-suggested-traits.rs:72:71
|
LL | std::rc::Rc::new(&mut Box::new(&no_method_suggested_traits::Foo)).method3();
| ^^^^^^^ method not found in `Rc<&mut Box<&Foo>>`
-error[E0599]: no method named `method3` found for enum `Bar` in the current scope
+error[E0599]: no method named `method3` found for enum `no_method_suggested_traits::Bar` in the current scope
--> $DIR/no-method-suggested-traits.rs:74:40
|
LL | no_method_suggested_traits::Bar::X.method3();
| ^^^^^^^ method not found in `Bar`
-error[E0599]: no method named `method3` found for struct `Rc<&mut Box<&Bar>>` in the current scope
+error[E0599]: no method named `method3` found for struct `Rc<&mut Box<&no_method_suggested_traits::Bar>>` in the current scope
--> $DIR/no-method-suggested-traits.rs:75:74
|
LL | std::rc::Rc::new(&mut Box::new(&no_method_suggested_traits::Bar::X)).method3();
diff --git a/tests/ui/impl-trait/normalize-tait-in-const.rs b/tests/ui/impl-trait/normalize-tait-in-const.rs
index 020bcbb83..d2e34c00b 100644
--- a/tests/ui/impl-trait/normalize-tait-in-const.rs
+++ b/tests/ui/impl-trait/normalize-tait-in-const.rs
@@ -2,6 +2,7 @@
// failure-status: 101
// normalize-stderr-test "note: .*\n\n" -> ""
// normalize-stderr-test "thread 'rustc' panicked.*\n" -> ""
+// normalize-stderr-test "(error: internal compiler error: [^:]+):\d+:\d+: " -> "$1:LL:CC: "
// rustc-env:RUST_BACKTRACE=0
#![feature(type_alias_impl_trait)]
diff --git a/tests/ui/impl-trait/normalize-tait-in-const.stderr b/tests/ui/impl-trait/normalize-tait-in-const.stderr
index b9fc8726f..84b009187 100644
--- a/tests/ui/impl-trait/normalize-tait-in-const.stderr
+++ b/tests/ui/impl-trait/normalize-tait-in-const.stderr
@@ -1,4 +1,4 @@
-error: internal compiler error: compiler/rustc_middle/src/ty/normalize_erasing_regions.rs:198:90: Failed to normalize <for<'a, 'b> fn(&'a Alias<'b>) {foo} as std::ops::FnOnce<(&&S,)>>::Output, maybe try to call `try_normalize_erasing_regions` instead
+error: internal compiler error: compiler/rustc_middle/src/ty/normalize_erasing_regions.rs:LL:CC: Failed to normalize <for<'a, 'b> fn(&'a Alias<'b>) {foo} as std::ops::FnOnce<(&&S,)>>::Output, maybe try to call `try_normalize_erasing_regions` instead
query stack during panic:
#0 [eval_to_allocation_raw] const-evaluating + checking `BAR`
diff --git a/tests/ui/impl-trait/object-unsafe-trait-in-return-position-impl-trait.stderr b/tests/ui/impl-trait/object-unsafe-trait-in-return-position-impl-trait.stderr
index d6f5a1ac2..e5147bcea 100644
--- a/tests/ui/impl-trait/object-unsafe-trait-in-return-position-impl-trait.stderr
+++ b/tests/ui/impl-trait/object-unsafe-trait-in-return-position-impl-trait.stderr
@@ -5,7 +5,7 @@ LL | fn can() -> impl NotObjectSafe {
| ------------------ expected `A` because of return type
...
LL | B
- | ^ expected struct `A`, found struct `B`
+ | ^ expected `A`, found `B`
error[E0308]: mismatched types
--> $DIR/object-unsafe-trait-in-return-position-impl-trait.rs:43:5
@@ -14,7 +14,7 @@ LL | fn cat() -> impl ObjectSafe {
| --------------- expected `A` because of return type
...
LL | B
- | ^ expected struct `A`, found struct `B`
+ | ^ expected `A`, found `B`
error: aborting due to 2 previous errors
diff --git a/tests/ui/impl-trait/recursive-impl-trait-type-indirect.stderr b/tests/ui/impl-trait/recursive-impl-trait-type-indirect.drop_tracking.stderr
index ebb231ae1..43118ae38 100644
--- a/tests/ui/impl-trait/recursive-impl-trait-type-indirect.stderr
+++ b/tests/ui/impl-trait/recursive-impl-trait-type-indirect.drop_tracking.stderr
@@ -1,5 +1,5 @@
error[E0720]: cannot resolve opaque type
- --> $DIR/recursive-impl-trait-type-indirect.rs:7:22
+ --> $DIR/recursive-impl-trait-type-indirect.rs:11:22
|
LL | fn option(i: i32) -> impl Sized {
| ^^^^^^^^^^ recursive opaque type
@@ -10,7 +10,7 @@ LL | if i < 0 { None } else { Some((option(i - 1), i)) }
| returning here with type `Option<(impl Sized, i32)>`
error[E0720]: cannot resolve opaque type
- --> $DIR/recursive-impl-trait-type-indirect.rs:12:15
+ --> $DIR/recursive-impl-trait-type-indirect.rs:16:15
|
LL | fn tuple() -> impl Sized {
| ^^^^^^^^^^ recursive opaque type
@@ -19,7 +19,7 @@ LL | (tuple(),)
| ---------- returning here with type `(impl Sized,)`
error[E0720]: cannot resolve opaque type
- --> $DIR/recursive-impl-trait-type-indirect.rs:17:15
+ --> $DIR/recursive-impl-trait-type-indirect.rs:21:15
|
LL | fn array() -> impl Sized {
| ^^^^^^^^^^ recursive opaque type
@@ -28,7 +28,7 @@ LL | [array()]
| --------- returning here with type `[impl Sized; 1]`
error[E0720]: cannot resolve opaque type
- --> $DIR/recursive-impl-trait-type-indirect.rs:22:13
+ --> $DIR/recursive-impl-trait-type-indirect.rs:26:13
|
LL | fn ptr() -> impl Sized {
| ^^^^^^^^^^ recursive opaque type
@@ -37,7 +37,7 @@ LL | &ptr() as *const _
| ------------------ returning here with type `*const impl Sized`
error[E0720]: cannot resolve opaque type
- --> $DIR/recursive-impl-trait-type-indirect.rs:27:16
+ --> $DIR/recursive-impl-trait-type-indirect.rs:31:16
|
LL | fn fn_ptr() -> impl Sized {
| ^^^^^^^^^^ recursive opaque type
@@ -46,7 +46,7 @@ LL | fn_ptr as fn() -> _
| ------------------- returning here with type `fn() -> impl Sized`
error[E0720]: cannot resolve opaque type
- --> $DIR/recursive-impl-trait-type-indirect.rs:32:25
+ --> $DIR/recursive-impl-trait-type-indirect.rs:36:25
|
LL | fn closure_capture() -> impl Sized {
| ^^^^^^^^^^ recursive opaque type
@@ -55,10 +55,10 @@ LL | / move || {
LL | | x;
| | - closure captures itself here
LL | | }
- | |_____- returning here with type `[closure@$DIR/recursive-impl-trait-type-indirect.rs:35:5: 35:12]`
+ | |_____- returning here with type `[closure@$DIR/recursive-impl-trait-type-indirect.rs:39:5: 39:12]`
error[E0720]: cannot resolve opaque type
- --> $DIR/recursive-impl-trait-type-indirect.rs:40:29
+ --> $DIR/recursive-impl-trait-type-indirect.rs:44:29
|
LL | fn closure_ref_capture() -> impl Sized {
| ^^^^^^^^^^ recursive opaque type
@@ -67,28 +67,28 @@ LL | / move || {
LL | | &x;
| | - closure captures itself here
LL | | }
- | |_____- returning here with type `[closure@$DIR/recursive-impl-trait-type-indirect.rs:43:5: 43:12]`
+ | |_____- returning here with type `[closure@$DIR/recursive-impl-trait-type-indirect.rs:47:5: 47:12]`
error[E0720]: cannot resolve opaque type
- --> $DIR/recursive-impl-trait-type-indirect.rs:48:21
+ --> $DIR/recursive-impl-trait-type-indirect.rs:52:21
|
LL | fn closure_sig() -> impl Sized {
| ^^^^^^^^^^ recursive opaque type
LL |
LL | || closure_sig()
- | ---------------- returning here with type `[closure@$DIR/recursive-impl-trait-type-indirect.rs:50:5: 50:7]`
+ | ---------------- returning here with type `[closure@$DIR/recursive-impl-trait-type-indirect.rs:54:5: 54:7]`
error[E0720]: cannot resolve opaque type
- --> $DIR/recursive-impl-trait-type-indirect.rs:53:23
+ --> $DIR/recursive-impl-trait-type-indirect.rs:57:23
|
LL | fn generator_sig() -> impl Sized {
| ^^^^^^^^^^ recursive opaque type
LL |
LL | || generator_sig()
- | ------------------ returning here with type `[closure@$DIR/recursive-impl-trait-type-indirect.rs:55:5: 55:7]`
+ | ------------------ returning here with type `[closure@$DIR/recursive-impl-trait-type-indirect.rs:59:5: 59:7]`
error[E0720]: cannot resolve opaque type
- --> $DIR/recursive-impl-trait-type-indirect.rs:58:27
+ --> $DIR/recursive-impl-trait-type-indirect.rs:62:27
|
LL | fn generator_capture() -> impl Sized {
| ^^^^^^^^^^ recursive opaque type
@@ -98,10 +98,10 @@ LL | | yield;
LL | | x;
| | - generator captures itself here
LL | | }
- | |_____- returning here with type `[generator@$DIR/recursive-impl-trait-type-indirect.rs:61:5: 61:12]`
+ | |_____- returning here with type `[generator@$DIR/recursive-impl-trait-type-indirect.rs:65:5: 65:12]`
error[E0720]: cannot resolve opaque type
- --> $DIR/recursive-impl-trait-type-indirect.rs:67:35
+ --> $DIR/recursive-impl-trait-type-indirect.rs:71:35
|
LL | fn substs_change<T: 'static>() -> impl Sized {
| ^^^^^^^^^^ recursive opaque type
@@ -110,7 +110,7 @@ LL | (substs_change::<&T>(),)
| ------------------------ returning here with type `(impl Sized,)`
error[E0720]: cannot resolve opaque type
- --> $DIR/recursive-impl-trait-type-indirect.rs:72:24
+ --> $DIR/recursive-impl-trait-type-indirect.rs:76:24
|
LL | fn generator_hold() -> impl Sized {
| ^^^^^^^^^^ recursive opaque type
@@ -121,10 +121,10 @@ LL | | let x = generator_hold();
LL | | yield;
LL | | x;
LL | | }
- | |_____- returning here with type `[generator@$DIR/recursive-impl-trait-type-indirect.rs:74:5: 74:12]`
+ | |_____- returning here with type `[generator@$DIR/recursive-impl-trait-type-indirect.rs:78:5: 78:12]`
error[E0720]: cannot resolve opaque type
- --> $DIR/recursive-impl-trait-type-indirect.rs:86:26
+ --> $DIR/recursive-impl-trait-type-indirect.rs:90:26
|
LL | fn mutual_recursion() -> impl Sync {
| ^^^^^^^^^ recursive opaque type
@@ -136,7 +136,7 @@ LL | fn mutual_recursion_b() -> impl Sized {
| ---------- returning this opaque type `impl Sized`
error[E0720]: cannot resolve opaque type
- --> $DIR/recursive-impl-trait-type-indirect.rs:91:28
+ --> $DIR/recursive-impl-trait-type-indirect.rs:95:28
|
LL | fn mutual_recursion() -> impl Sync {
| --------- returning this opaque type `impl Sync`
diff --git a/tests/ui/impl-trait/recursive-impl-trait-type-indirect.drop_tracking_mir.stderr b/tests/ui/impl-trait/recursive-impl-trait-type-indirect.drop_tracking_mir.stderr
new file mode 100644
index 000000000..662c74bcd
--- /dev/null
+++ b/tests/ui/impl-trait/recursive-impl-trait-type-indirect.drop_tracking_mir.stderr
@@ -0,0 +1,144 @@
+error[E0720]: cannot resolve opaque type
+ --> $DIR/recursive-impl-trait-type-indirect.rs:11:22
+ |
+LL | fn option(i: i32) -> impl Sized {
+ | ^^^^^^^^^^ recursive opaque type
+LL |
+LL | if i < 0 { None } else { Some((option(i - 1), i)) }
+ | ---- ------------------------ returning here with type `Option<(impl Sized, i32)>`
+ | |
+ | returning here with type `Option<(impl Sized, i32)>`
+
+error[E0720]: cannot resolve opaque type
+ --> $DIR/recursive-impl-trait-type-indirect.rs:16:15
+ |
+LL | fn tuple() -> impl Sized {
+ | ^^^^^^^^^^ recursive opaque type
+LL |
+LL | (tuple(),)
+ | ---------- returning here with type `(impl Sized,)`
+
+error[E0720]: cannot resolve opaque type
+ --> $DIR/recursive-impl-trait-type-indirect.rs:21:15
+ |
+LL | fn array() -> impl Sized {
+ | ^^^^^^^^^^ recursive opaque type
+LL |
+LL | [array()]
+ | --------- returning here with type `[impl Sized; 1]`
+
+error[E0720]: cannot resolve opaque type
+ --> $DIR/recursive-impl-trait-type-indirect.rs:26:13
+ |
+LL | fn ptr() -> impl Sized {
+ | ^^^^^^^^^^ recursive opaque type
+LL |
+LL | &ptr() as *const _
+ | ------------------ returning here with type `*const impl Sized`
+
+error[E0720]: cannot resolve opaque type
+ --> $DIR/recursive-impl-trait-type-indirect.rs:31:16
+ |
+LL | fn fn_ptr() -> impl Sized {
+ | ^^^^^^^^^^ recursive opaque type
+LL |
+LL | fn_ptr as fn() -> _
+ | ------------------- returning here with type `fn() -> impl Sized`
+
+error[E0720]: cannot resolve opaque type
+ --> $DIR/recursive-impl-trait-type-indirect.rs:36:25
+ |
+LL | fn closure_capture() -> impl Sized {
+ | ^^^^^^^^^^ recursive opaque type
+...
+LL | / move || {
+LL | | x;
+ | | - closure captures itself here
+LL | | }
+ | |_____- returning here with type `[closure@$DIR/recursive-impl-trait-type-indirect.rs:39:5: 39:12]`
+
+error[E0720]: cannot resolve opaque type
+ --> $DIR/recursive-impl-trait-type-indirect.rs:44:29
+ |
+LL | fn closure_ref_capture() -> impl Sized {
+ | ^^^^^^^^^^ recursive opaque type
+...
+LL | / move || {
+LL | | &x;
+ | | - closure captures itself here
+LL | | }
+ | |_____- returning here with type `[closure@$DIR/recursive-impl-trait-type-indirect.rs:47:5: 47:12]`
+
+error[E0720]: cannot resolve opaque type
+ --> $DIR/recursive-impl-trait-type-indirect.rs:52:21
+ |
+LL | fn closure_sig() -> impl Sized {
+ | ^^^^^^^^^^ recursive opaque type
+LL |
+LL | || closure_sig()
+ | ---------------- returning here with type `[closure@$DIR/recursive-impl-trait-type-indirect.rs:54:5: 54:7]`
+
+error[E0720]: cannot resolve opaque type
+ --> $DIR/recursive-impl-trait-type-indirect.rs:57:23
+ |
+LL | fn generator_sig() -> impl Sized {
+ | ^^^^^^^^^^ recursive opaque type
+LL |
+LL | || generator_sig()
+ | ------------------ returning here with type `[closure@$DIR/recursive-impl-trait-type-indirect.rs:59:5: 59:7]`
+
+error[E0720]: cannot resolve opaque type
+ --> $DIR/recursive-impl-trait-type-indirect.rs:62:27
+ |
+LL | fn generator_capture() -> impl Sized {
+ | ^^^^^^^^^^ recursive opaque type
+...
+LL | / move || {
+LL | | yield;
+LL | | x;
+ | | - generator captures itself here
+LL | | }
+ | |_____- returning here with type `[generator@$DIR/recursive-impl-trait-type-indirect.rs:65:5: 65:12]`
+
+error[E0720]: cannot resolve opaque type
+ --> $DIR/recursive-impl-trait-type-indirect.rs:71:35
+ |
+LL | fn substs_change<T: 'static>() -> impl Sized {
+ | ^^^^^^^^^^ recursive opaque type
+LL |
+LL | (substs_change::<&T>(),)
+ | ------------------------ returning here with type `(impl Sized,)`
+
+error[E0720]: cannot resolve opaque type
+ --> $DIR/recursive-impl-trait-type-indirect.rs:76:24
+ |
+LL | fn generator_hold() -> impl Sized {
+ | ^^^^^^^^^^ recursive opaque type
+
+error[E0720]: cannot resolve opaque type
+ --> $DIR/recursive-impl-trait-type-indirect.rs:90:26
+ |
+LL | fn mutual_recursion() -> impl Sync {
+ | ^^^^^^^^^ recursive opaque type
+LL |
+LL | mutual_recursion_b()
+ | -------------------- returning here with type `impl Sized`
+...
+LL | fn mutual_recursion_b() -> impl Sized {
+ | ---------- returning this opaque type `impl Sized`
+
+error[E0720]: cannot resolve opaque type
+ --> $DIR/recursive-impl-trait-type-indirect.rs:95:28
+ |
+LL | fn mutual_recursion() -> impl Sync {
+ | --------- returning this opaque type `impl Sync`
+...
+LL | fn mutual_recursion_b() -> impl Sized {
+ | ^^^^^^^^^^ recursive opaque type
+LL |
+LL | mutual_recursion()
+ | ------------------ returning here with type `impl Sync`
+
+error: aborting due to 14 previous errors
+
+For more information about this error, try `rustc --explain E0720`.
diff --git a/tests/ui/impl-trait/recursive-impl-trait-type-indirect.no_drop_tracking.stderr b/tests/ui/impl-trait/recursive-impl-trait-type-indirect.no_drop_tracking.stderr
new file mode 100644
index 000000000..43118ae38
--- /dev/null
+++ b/tests/ui/impl-trait/recursive-impl-trait-type-indirect.no_drop_tracking.stderr
@@ -0,0 +1,152 @@
+error[E0720]: cannot resolve opaque type
+ --> $DIR/recursive-impl-trait-type-indirect.rs:11:22
+ |
+LL | fn option(i: i32) -> impl Sized {
+ | ^^^^^^^^^^ recursive opaque type
+LL |
+LL | if i < 0 { None } else { Some((option(i - 1), i)) }
+ | ---- ------------------------ returning here with type `Option<(impl Sized, i32)>`
+ | |
+ | returning here with type `Option<(impl Sized, i32)>`
+
+error[E0720]: cannot resolve opaque type
+ --> $DIR/recursive-impl-trait-type-indirect.rs:16:15
+ |
+LL | fn tuple() -> impl Sized {
+ | ^^^^^^^^^^ recursive opaque type
+LL |
+LL | (tuple(),)
+ | ---------- returning here with type `(impl Sized,)`
+
+error[E0720]: cannot resolve opaque type
+ --> $DIR/recursive-impl-trait-type-indirect.rs:21:15
+ |
+LL | fn array() -> impl Sized {
+ | ^^^^^^^^^^ recursive opaque type
+LL |
+LL | [array()]
+ | --------- returning here with type `[impl Sized; 1]`
+
+error[E0720]: cannot resolve opaque type
+ --> $DIR/recursive-impl-trait-type-indirect.rs:26:13
+ |
+LL | fn ptr() -> impl Sized {
+ | ^^^^^^^^^^ recursive opaque type
+LL |
+LL | &ptr() as *const _
+ | ------------------ returning here with type `*const impl Sized`
+
+error[E0720]: cannot resolve opaque type
+ --> $DIR/recursive-impl-trait-type-indirect.rs:31:16
+ |
+LL | fn fn_ptr() -> impl Sized {
+ | ^^^^^^^^^^ recursive opaque type
+LL |
+LL | fn_ptr as fn() -> _
+ | ------------------- returning here with type `fn() -> impl Sized`
+
+error[E0720]: cannot resolve opaque type
+ --> $DIR/recursive-impl-trait-type-indirect.rs:36:25
+ |
+LL | fn closure_capture() -> impl Sized {
+ | ^^^^^^^^^^ recursive opaque type
+...
+LL | / move || {
+LL | | x;
+ | | - closure captures itself here
+LL | | }
+ | |_____- returning here with type `[closure@$DIR/recursive-impl-trait-type-indirect.rs:39:5: 39:12]`
+
+error[E0720]: cannot resolve opaque type
+ --> $DIR/recursive-impl-trait-type-indirect.rs:44:29
+ |
+LL | fn closure_ref_capture() -> impl Sized {
+ | ^^^^^^^^^^ recursive opaque type
+...
+LL | / move || {
+LL | | &x;
+ | | - closure captures itself here
+LL | | }
+ | |_____- returning here with type `[closure@$DIR/recursive-impl-trait-type-indirect.rs:47:5: 47:12]`
+
+error[E0720]: cannot resolve opaque type
+ --> $DIR/recursive-impl-trait-type-indirect.rs:52:21
+ |
+LL | fn closure_sig() -> impl Sized {
+ | ^^^^^^^^^^ recursive opaque type
+LL |
+LL | || closure_sig()
+ | ---------------- returning here with type `[closure@$DIR/recursive-impl-trait-type-indirect.rs:54:5: 54:7]`
+
+error[E0720]: cannot resolve opaque type
+ --> $DIR/recursive-impl-trait-type-indirect.rs:57:23
+ |
+LL | fn generator_sig() -> impl Sized {
+ | ^^^^^^^^^^ recursive opaque type
+LL |
+LL | || generator_sig()
+ | ------------------ returning here with type `[closure@$DIR/recursive-impl-trait-type-indirect.rs:59:5: 59:7]`
+
+error[E0720]: cannot resolve opaque type
+ --> $DIR/recursive-impl-trait-type-indirect.rs:62:27
+ |
+LL | fn generator_capture() -> impl Sized {
+ | ^^^^^^^^^^ recursive opaque type
+...
+LL | / move || {
+LL | | yield;
+LL | | x;
+ | | - generator captures itself here
+LL | | }
+ | |_____- returning here with type `[generator@$DIR/recursive-impl-trait-type-indirect.rs:65:5: 65:12]`
+
+error[E0720]: cannot resolve opaque type
+ --> $DIR/recursive-impl-trait-type-indirect.rs:71:35
+ |
+LL | fn substs_change<T: 'static>() -> impl Sized {
+ | ^^^^^^^^^^ recursive opaque type
+LL |
+LL | (substs_change::<&T>(),)
+ | ------------------------ returning here with type `(impl Sized,)`
+
+error[E0720]: cannot resolve opaque type
+ --> $DIR/recursive-impl-trait-type-indirect.rs:76:24
+ |
+LL | fn generator_hold() -> impl Sized {
+ | ^^^^^^^^^^ recursive opaque type
+LL |
+LL | / move || {
+LL | | let x = generator_hold();
+ | | - generator captures itself here
+LL | | yield;
+LL | | x;
+LL | | }
+ | |_____- returning here with type `[generator@$DIR/recursive-impl-trait-type-indirect.rs:78:5: 78:12]`
+
+error[E0720]: cannot resolve opaque type
+ --> $DIR/recursive-impl-trait-type-indirect.rs:90:26
+ |
+LL | fn mutual_recursion() -> impl Sync {
+ | ^^^^^^^^^ recursive opaque type
+LL |
+LL | mutual_recursion_b()
+ | -------------------- returning here with type `impl Sized`
+...
+LL | fn mutual_recursion_b() -> impl Sized {
+ | ---------- returning this opaque type `impl Sized`
+
+error[E0720]: cannot resolve opaque type
+ --> $DIR/recursive-impl-trait-type-indirect.rs:95:28
+ |
+LL | fn mutual_recursion() -> impl Sync {
+ | --------- returning this opaque type `impl Sync`
+...
+LL | fn mutual_recursion_b() -> impl Sized {
+ | ^^^^^^^^^^ recursive opaque type
+LL |
+LL | mutual_recursion()
+ | ------------------ returning here with type `impl Sync`
+
+error: aborting due to 14 previous errors
+
+For more information about this error, try `rustc --explain E0720`.
diff --git a/tests/ui/impl-trait/recursive-impl-trait-type-indirect.rs b/tests/ui/impl-trait/recursive-impl-trait-type-indirect.rs
index ffc0cd9d1..630372e13 100644
--- a/tests/ui/impl-trait/recursive-impl-trait-type-indirect.rs
+++ b/tests/ui/impl-trait/recursive-impl-trait-type-indirect.rs
@@ -1,3 +1,7 @@
+// revisions: no_drop_tracking drop_tracking drop_tracking_mir
+// [drop_tracking] compile-flags: -Zdrop-tracking
+// [drop_tracking_mir] compile-flags: -Zdrop-tracking-mir
+
// Test that impl trait does not allow creating recursive types that are
// otherwise forbidden.
diff --git a/tests/ui/impl-trait/recursive-type-alias-impl-trait-declaration-too-subtle.stderr b/tests/ui/impl-trait/recursive-type-alias-impl-trait-declaration-too-subtle.stderr
index c7c6ca440..f7aff4195 100644
--- a/tests/ui/impl-trait/recursive-type-alias-impl-trait-declaration-too-subtle.stderr
+++ b/tests/ui/impl-trait/recursive-type-alias-impl-trait-declaration-too-subtle.stderr
@@ -15,7 +15,7 @@ LL | type Foo = impl PartialEq<(Foo, i32)>;
LL | fn eq(&self, _other: &(Foo, i32)) -> bool {
| ^^^^^^^^^^^
| |
- | expected struct `Bar`, found opaque type
+ | expected `a::Bar`, found opaque type
| help: change the parameter type to match the trait: `&(a::Bar, i32)`
|
= note: expected signature `fn(&a::Bar, &(a::Bar, i32)) -> _`
@@ -38,7 +38,7 @@ LL | type Foo = impl PartialEq<(Foo, i32)>;
LL | fn eq(&self, _other: &(Bar, i32)) -> bool {
| ^^^^^^^^^^^
| |
- | expected opaque type, found struct `Bar`
+ | expected opaque type, found `b::Bar`
| help: change the parameter type to match the trait: `&(b::Foo, i32)`
|
= note: expected signature `fn(&b::Bar, &(b::Foo, i32)) -> _`
diff --git a/tests/ui/impl-trait/region-escape-via-bound.stderr b/tests/ui/impl-trait/region-escape-via-bound.stderr
index 44a790cb1..e4556bc21 100644
--- a/tests/ui/impl-trait/region-escape-via-bound.stderr
+++ b/tests/ui/impl-trait/region-escape-via-bound.stderr
@@ -2,7 +2,9 @@ error[E0700]: hidden type for `impl Trait<'y>` captures lifetime that does not a
--> $DIR/region-escape-via-bound.rs:17:5
|
LL | fn foo<'x, 'y>(x: Cell<&'x u32>) -> impl Trait<'y>
- | -- hidden type `Cell<&'x u32>` captures the lifetime `'x` as defined here
+ | -- -------------- opaque type defined here
+ | |
+ | hidden type `Cell<&'x u32>` captures the lifetime `'x` as defined here
...
LL | x
| ^
diff --git a/tests/ui/impl-trait/static-return-lifetime-infered.stderr b/tests/ui/impl-trait/static-return-lifetime-infered.stderr
index c451f8e37..488cb821c 100644
--- a/tests/ui/impl-trait/static-return-lifetime-infered.stderr
+++ b/tests/ui/impl-trait/static-return-lifetime-infered.stderr
@@ -2,7 +2,9 @@ error[E0700]: hidden type for `impl Iterator<Item = u32>` captures lifetime that
--> $DIR/static-return-lifetime-infered.rs:7:9
|
LL | fn iter_values_anon(&self) -> impl Iterator<Item=u32> {
- | ----- hidden type `Map<std::slice::Iter<'_, (u32, u32)>, [closure@$DIR/static-return-lifetime-infered.rs:7:27: 7:30]>` captures the anonymous lifetime defined here
+ | ----- ----------------------- opaque type defined here
+ | |
+ | hidden type `Map<std::slice::Iter<'_, (u32, u32)>, [closure@$DIR/static-return-lifetime-infered.rs:7:27: 7:30]>` captures the anonymous lifetime defined here
LL | self.x.iter().map(|a| a.0)
| ^^^^^^^^^^^^^^^^^^^^^^^^^^
|
@@ -15,7 +17,9 @@ error[E0700]: hidden type for `impl Iterator<Item = u32>` captures lifetime that
--> $DIR/static-return-lifetime-infered.rs:11:9
|
LL | fn iter_values<'a>(&'a self) -> impl Iterator<Item=u32> {
- | -- hidden type `Map<std::slice::Iter<'a, (u32, u32)>, [closure@$DIR/static-return-lifetime-infered.rs:11:27: 11:30]>` captures the lifetime `'a` as defined here
+ | -- ----------------------- opaque type defined here
+ | |
+ | hidden type `Map<std::slice::Iter<'a, (u32, u32)>, [closure@$DIR/static-return-lifetime-infered.rs:11:27: 11:30]>` captures the lifetime `'a` as defined here
LL | self.x.iter().map(|a| a.0)
| ^^^^^^^^^^^^^^^^^^^^^^^^^^
|
diff --git a/tests/ui/impl-trait/universal-mismatched-type.stderr b/tests/ui/impl-trait/universal-mismatched-type.stderr
index 817c573c0..a56e542d8 100644
--- a/tests/ui/impl-trait/universal-mismatched-type.stderr
+++ b/tests/ui/impl-trait/universal-mismatched-type.stderr
@@ -6,7 +6,7 @@ LL | fn foo(x: impl Debug) -> String {
| |
| this type parameter
LL | x
- | ^ expected struct `String`, found type parameter `impl Debug`
+ | ^ expected `String`, found type parameter `impl Debug`
|
= note: expected struct `String`
found type parameter `impl Debug`
diff --git a/tests/ui/impl-trait/where-allowed.stderr b/tests/ui/impl-trait/where-allowed.stderr
index 3ad0a9f9d..1cae3f77c 100644
--- a/tests/ui/impl-trait/where-allowed.stderr
+++ b/tests/ui/impl-trait/where-allowed.stderr
@@ -43,109 +43,109 @@ LL | type InReturnInTypeAlias<R> = fn() -> impl Debug;
= note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
= help: add `#![feature(type_alias_impl_trait)]` to the crate attributes to enable
-error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in `fn` pointer param
+error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in `fn` pointer params
--> $DIR/where-allowed.rs:16:40
|
LL | fn in_fn_parameter_in_parameters(_: fn(impl Debug)) { panic!() }
| ^^^^^^^^^^
-error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in `fn` pointer return
+error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in `fn` pointer return types
--> $DIR/where-allowed.rs:20:42
|
LL | fn in_fn_return_in_parameters(_: fn() -> impl Debug) { panic!() }
| ^^^^^^^^^^
-error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in `fn` pointer param
+error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in `fn` pointer params
--> $DIR/where-allowed.rs:24:38
|
LL | fn in_fn_parameter_in_return() -> fn(impl Debug) { panic!() }
| ^^^^^^^^^^
-error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in `fn` pointer return
+error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in `fn` pointer return types
--> $DIR/where-allowed.rs:28:40
|
LL | fn in_fn_return_in_return() -> fn() -> impl Debug { panic!() }
| ^^^^^^^^^^
-error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in `Fn` trait param
+error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in `Fn` trait params
--> $DIR/where-allowed.rs:32:49
|
LL | fn in_dyn_Fn_parameter_in_parameters(_: &dyn Fn(impl Debug)) { panic!() }
| ^^^^^^^^^^
-error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in `Fn` trait return
+error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in `Fn` trait return types
--> $DIR/where-allowed.rs:36:51
|
LL | fn in_dyn_Fn_return_in_parameters(_: &dyn Fn() -> impl Debug) { panic!() }
| ^^^^^^^^^^
-error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in `Fn` trait param
+error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in `Fn` trait params
--> $DIR/where-allowed.rs:40:55
|
LL | fn in_dyn_Fn_parameter_in_return() -> &'static dyn Fn(impl Debug) { panic!() }
| ^^^^^^^^^^
-error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in `Fn` trait param
+error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in `Fn` trait params
--> $DIR/where-allowed.rs:47:51
|
LL | fn in_impl_Fn_parameter_in_parameters(_: &impl Fn(impl Debug)) { panic!() }
| ^^^^^^^^^^
-error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in `Fn` trait return
+error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in `Fn` trait return types
--> $DIR/where-allowed.rs:52:53
|
LL | fn in_impl_Fn_return_in_parameters(_: &impl Fn() -> impl Debug) { panic!() }
| ^^^^^^^^^^
-error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in `Fn` trait param
+error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in `Fn` trait params
--> $DIR/where-allowed.rs:56:57
|
LL | fn in_impl_Fn_parameter_in_return() -> &'static impl Fn(impl Debug) { panic!() }
| ^^^^^^^^^^
-error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in `Fn` trait param
+error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in `Fn` trait params
--> $DIR/where-allowed.rs:64:38
|
LL | fn in_Fn_parameter_in_generics<F: Fn(impl Debug)> (_: F) { panic!() }
| ^^^^^^^^^^
-error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in `Fn` trait return
+error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in `Fn` trait return types
--> $DIR/where-allowed.rs:68:40
|
LL | fn in_Fn_return_in_generics<F: Fn() -> impl Debug> (_: F) { panic!() }
| ^^^^^^^^^^
-error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in type
+error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in field types
--> $DIR/where-allowed.rs:81:32
|
LL | struct InBraceStructField { x: impl Debug }
| ^^^^^^^^^^
-error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in path
+error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in field types
--> $DIR/where-allowed.rs:85:41
|
LL | struct InAdtInBraceStructField { x: Vec<impl Debug> }
| ^^^^^^^^^^
-error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in type
+error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in field types
--> $DIR/where-allowed.rs:89:27
|
LL | struct InTupleStructField(impl Debug);
| ^^^^^^^^^^
-error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in type
+error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in field types
--> $DIR/where-allowed.rs:94:25
|
LL | InBraceVariant { x: impl Debug },
| ^^^^^^^^^^
-error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in type
+error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in field types
--> $DIR/where-allowed.rs:96:20
|
LL | InTupleVariant(impl Debug),
| ^^^^^^^^^^
-error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in trait method return
+error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in trait method return types
--> $DIR/where-allowed.rs:107:23
|
LL | fn in_return() -> impl Debug;
@@ -154,7 +154,7 @@ LL | fn in_return() -> impl Debug;
= note: see issue #91611 <https://github.com/rust-lang/rust/issues/91611> for more information
= help: add `#![feature(return_position_impl_trait_in_trait)]` to the crate attributes to enable
-error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in `impl` method return
+error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in `impl` method return types
--> $DIR/where-allowed.rs:124:34
|
LL | fn in_trait_impl_return() -> impl Debug { () }
@@ -163,121 +163,121 @@ LL | fn in_trait_impl_return() -> impl Debug { () }
= note: see issue #91611 <https://github.com/rust-lang/rust/issues/91611> for more information
= help: add `#![feature(return_position_impl_trait_in_trait)]` to the crate attributes to enable
-error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in `extern fn` param
+error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in `extern fn` params
--> $DIR/where-allowed.rs:137:33
|
LL | fn in_foreign_parameters(_: impl Debug);
| ^^^^^^^^^^
-error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in `extern fn` return
+error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in `extern fn` return types
--> $DIR/where-allowed.rs:140:31
|
LL | fn in_foreign_return() -> impl Debug;
| ^^^^^^^^^^
-error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in `fn` pointer return
+error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in `fn` pointer return types
--> $DIR/where-allowed.rs:156:39
|
LL | type InReturnInTypeAlias<R> = fn() -> impl Debug;
| ^^^^^^^^^^
-error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in trait
+error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in traits
--> $DIR/where-allowed.rs:161:16
|
LL | impl PartialEq<impl Debug> for () {
| ^^^^^^^^^^
-error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in type
+error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in impl headers
--> $DIR/where-allowed.rs:166:24
|
LL | impl PartialEq<()> for impl Debug {
| ^^^^^^^^^^
-error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in type
+error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in impl headers
--> $DIR/where-allowed.rs:171:6
|
LL | impl impl Debug {
| ^^^^^^^^^^
-error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in type
+error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in impl headers
--> $DIR/where-allowed.rs:177:24
|
LL | impl InInherentImplAdt<impl Debug> {
| ^^^^^^^^^^
-error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in type
+error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in bounds
--> $DIR/where-allowed.rs:183:11
|
LL | where impl Debug: Debug
| ^^^^^^^^^^
-error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in type
+error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in bounds
--> $DIR/where-allowed.rs:190:15
|
LL | where Vec<impl Debug>: Debug
| ^^^^^^^^^^
-error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in bound
+error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in bounds
--> $DIR/where-allowed.rs:197:24
|
LL | where T: PartialEq<impl Debug>
| ^^^^^^^^^^
-error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in `Fn` trait param
+error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in `Fn` trait params
--> $DIR/where-allowed.rs:204:17
|
LL | where T: Fn(impl Debug)
| ^^^^^^^^^^
-error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in `Fn` trait return
+error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in `Fn` trait return types
--> $DIR/where-allowed.rs:211:22
|
LL | where T: Fn() -> impl Debug
| ^^^^^^^^^^
-error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in type
+error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in generic parameter defaults
--> $DIR/where-allowed.rs:217:40
|
LL | struct InStructGenericParamDefault<T = impl Debug>(T);
| ^^^^^^^^^^
-error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in type
+error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in generic parameter defaults
--> $DIR/where-allowed.rs:221:36
|
LL | enum InEnumGenericParamDefault<T = impl Debug> { Variant(T) }
| ^^^^^^^^^^
-error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in type
+error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in generic parameter defaults
--> $DIR/where-allowed.rs:225:38
|
LL | trait InTraitGenericParamDefault<T = impl Debug> {}
| ^^^^^^^^^^
-error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in type
+error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in generic parameter defaults
--> $DIR/where-allowed.rs:229:41
|
LL | type InTypeAliasGenericParamDefault<T = impl Debug> = T;
| ^^^^^^^^^^
-error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in type
+error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in generic parameter defaults
--> $DIR/where-allowed.rs:233:11
|
LL | impl <T = impl Debug> T {}
| ^^^^^^^^^^
-error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in type
+error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in generic parameter defaults
--> $DIR/where-allowed.rs:240:40
|
LL | fn in_method_generic_param_default<T = impl Debug>(_: T) {}
| ^^^^^^^^^^
-error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in variable binding
+error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in variable bindings
--> $DIR/where-allowed.rs:246:29
|
LL | let _in_local_variable: impl Fn() = || {};
| ^^^^^^^^^
-error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in closure return
+error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in closure return types
--> $DIR/where-allowed.rs:248:46
|
LL | let _in_return_in_local_variable = || -> impl Fn() { || {} };
@@ -303,10 +303,10 @@ LL | fn in_method_generic_param_default<T = impl Debug>(_: T) {}
= note: for more information, see issue #36887 <https://github.com/rust-lang/rust/issues/36887>
error[E0118]: no nominal type found for inherent implementation
- --> $DIR/where-allowed.rs:233:23
+ --> $DIR/where-allowed.rs:233:1
|
LL | impl <T = impl Debug> T {}
- | ^ impl requires a nominal type
+ | ^^^^^^^^^^^^^^^^^^^^^^^ impl requires a nominal type
|
= note: either implement a trait on it or create a newtype to wrap it instead