diff --git a/library/core/src/primitive_docs.rs b/library/core/src/primitive_docs.rs index 380a21b376b..f3695d16d7a 100644 --- a/library/core/src/primitive_docs.rs +++ b/library/core/src/primitive_docs.rs @@ -1077,26 +1077,6 @@ mod prim_tuple {} #[doc(hidden)] impl (T,) {} -// Fake impl that's only really used for docs. -#[cfg(doc)] -#[stable(feature = "rust1", since = "1.0.0")] -#[doc(fake_variadic)] -/// This trait is implemented on arbitrary-length tuples. -impl Clone for (T,) { - fn clone(&self) -> Self { - loop {} - } -} - -// Fake impl that's only really used for docs. -#[cfg(doc)] -#[stable(feature = "rust1", since = "1.0.0")] -#[doc(fake_variadic)] -/// This trait is implemented on arbitrary-length tuples. -impl Copy for (T,) { - // empty -} - #[rustc_doc_primitive = "f32"] /// A 32-bit floating point type (specifically, the "binary32" type defined in IEEE 754-2008). /// diff --git a/src/librustdoc/core.rs b/src/librustdoc/core.rs index 17b117de5d4..6d9f8b820c4 100644 --- a/src/librustdoc/core.rs +++ b/src/librustdoc/core.rs @@ -319,10 +319,14 @@ pub(crate) fn run_global_ctxt( tcx.hir().for_each_module(|module| tcx.ensure().collect_mod_item_types(module)) }); - // NOTE: This is copy/pasted from typeck/lib.rs and should be kept in sync with those changes. + // NOTE: These are copy/pasted from typeck/lib.rs and should be kept in sync with those changes. + let _ = tcx.sess.time("wf_checking", || { + tcx.hir().try_par_for_each_module(|module| tcx.ensure().check_mod_type_wf(module)) + }); tcx.sess.time("item_types_checking", || { tcx.hir().for_each_module(|module| tcx.ensure().check_mod_item_types(module)) }); + tcx.sess.abort_if_errors(); tcx.sess.time("missing_docs", || rustc_lint::check_crate(tcx)); tcx.sess.time("check_mod_attrs", || { diff --git a/tests/rustdoc-gui/src/lib2/lib.rs b/tests/rustdoc-gui/src/lib2/lib.rs index 34e67d9d254..a2a3c31878b 100644 --- a/tests/rustdoc-gui/src/lib2/lib.rs +++ b/tests/rustdoc-gui/src/lib2/lib.rs @@ -147,13 +147,13 @@ pub struct LongItemInfo2; #[doc(cfg(any(target_os = "android", target_os = "linux", target_os = "emscripten", target_os = "dragonfly", target_os = "freebsd", target_os = "netbsd", target_os = "openbsd")))] impl SimpleTrait for LongItemInfo2 {} -pub struct WhereWhitespace; +pub struct WhereWhitespace(T); impl WhereWhitespace { pub fn new(f: F) -> Self where F: FnMut() -> i32, - {} + {todo!()} } impl Whitespace<&K> for WhereWhitespace @@ -187,6 +187,11 @@ impl ItemInfoAlignmentTest { pub mod scroll_traits { use std::iter::*; + struct Intersperse(T); + struct IntersperseWith(T, U); + struct Flatten(T); + struct Peekable(T); + /// Shamelessly (partially) copied from `std::iter::Iterator`. /// It allows us to check that the scroll is working as expected on "hidden" items. pub trait Iterator { diff --git a/tests/rustdoc-json/enums/field_hidden.rs b/tests/rustdoc-json/enums/field_hidden.rs index 5c0d0ffd3df..f2409858057 100644 --- a/tests/rustdoc-json/enums/field_hidden.rs +++ b/tests/rustdoc-json/enums/field_hidden.rs @@ -1,7 +1,10 @@ // Regression test for . #![no_core] -#![feature(no_core)] +#![feature(no_core, lang_items)] + +#[lang = "sized"] +trait Sized {} // @has "$.index[*][?(@.name=='ParseError')]" // @has "$.index[*][?(@.name=='UnexpectedEndTag')]" diff --git a/tests/rustdoc-json/enums/kind.rs b/tests/rustdoc-json/enums/kind.rs index e283c074006..777161c4e4b 100644 --- a/tests/rustdoc-json/enums/kind.rs +++ b/tests/rustdoc-json/enums/kind.rs @@ -1,8 +1,11 @@ // ignore-tidy-linelength -#![feature(no_core)] +#![feature(no_core, lang_items)] #![no_core] +#[lang = "sized"] +trait Sized {} + pub enum Foo { // @set Unit = "$.index[*][?(@.name=='Unit')].id" // @is "$.index[*][?(@.name=='Unit')].inner.variant.kind" '"plain"' diff --git a/tests/rustdoc-json/enums/tuple_fields_hidden.rs b/tests/rustdoc-json/enums/tuple_fields_hidden.rs index 3aeb0356420..34a4f4aec53 100644 --- a/tests/rustdoc-json/enums/tuple_fields_hidden.rs +++ b/tests/rustdoc-json/enums/tuple_fields_hidden.rs @@ -1,6 +1,9 @@ -#![feature(no_core)] +#![feature(no_core, lang_items)] #![no_core] +#[lang = "sized"] +trait Sized {} + // @set 1.1.0 = "$.index[*][?(@.docs=='1.1.0')].id" // @set 2.1.0 = "$.index[*][?(@.docs=='2.1.0')].id" // @set 2.1.1 = "$.index[*][?(@.docs=='2.1.1')].id" diff --git a/tests/rustdoc-json/generic-associated-types/gats.rs b/tests/rustdoc-json/generic-associated-types/gats.rs index 99c57ff6540..9cfe649243f 100644 --- a/tests/rustdoc-json/generic-associated-types/gats.rs +++ b/tests/rustdoc-json/generic-associated-types/gats.rs @@ -1,11 +1,14 @@ // ignore-tidy-linelength #![no_core] -#![feature(lang_items, no_core)] +#![feature(lang_items, no_core, arbitrary_self_types)] #[lang = "sized"] pub trait Sized {} +#[lang = "receiver"] +pub trait Receiver {} + pub trait Display {} pub trait LendingIterator { diff --git a/tests/rustdoc-json/impls/auto.rs b/tests/rustdoc-json/impls/auto.rs index ace37e5b3df..96c3ab08b99 100644 --- a/tests/rustdoc-json/impls/auto.rs +++ b/tests/rustdoc-json/impls/auto.rs @@ -1,9 +1,12 @@ -#![feature(no_core, auto_traits, lang_items)] +#![feature(no_core, auto_traits, lang_items, arbitrary_self_types)] #![no_core] #[lang = "sized"] trait Sized {} +#[lang = "receiver"] +pub trait Receiver {} + pub auto trait Bar {} /// has span @@ -12,8 +15,8 @@ impl Foo { } // Testing spans, so all tests below code -// @is "$.index[*][?(@.docs=='has span')].span.begin" "[10, 0]" -// @is "$.index[*][?(@.docs=='has span')].span.end" "[12, 1]" +// @is "$.index[*][?(@.docs=='has span')].span.begin" "[13, 0]" +// @is "$.index[*][?(@.docs=='has span')].span.end" "[15, 1]" // FIXME: this doesn't work due to https://github.com/freestrings/jsonpath/issues/91 // is "$.index[*][?(@.inner.impl.synthetic==true)].span" null pub struct Foo; diff --git a/tests/rustdoc-json/type/inherent_associated_type_bound.rs b/tests/rustdoc-json/type/inherent_associated_type_bound.rs index 8e39f471824..6da23c8fb4e 100644 --- a/tests/rustdoc-json/type/inherent_associated_type_bound.rs +++ b/tests/rustdoc-json/type/inherent_associated_type_bound.rs @@ -16,5 +16,5 @@ pub struct Carrier<'a>(&'a ()); pub fn user(_: for<'b> fn(Carrier<'b>::Focus)) {} impl<'a> Carrier<'a> { - pub type Focus = &'a mut T; + pub type Focus = &'a mut T where T: 'a; } diff --git a/tests/rustdoc-ui/error-in-impl-trait/infinite-recursive-type-2.rs b/tests/rustdoc-ui/error-in-impl-trait/infinite-recursive-type-2.rs index e49fe079813..7151ebd599f 100644 --- a/tests/rustdoc-ui/error-in-impl-trait/infinite-recursive-type-2.rs +++ b/tests/rustdoc-ui/error-in-impl-trait/infinite-recursive-type-2.rs @@ -1,7 +1,6 @@ -// check-pass - pub fn f() -> impl Sized { pub enum E { + //~^ ERROR: recursive type V(E), } diff --git a/tests/rustdoc-ui/error-in-impl-trait/infinite-recursive-type-2.stderr b/tests/rustdoc-ui/error-in-impl-trait/infinite-recursive-type-2.stderr new file mode 100644 index 00000000000..edb5dfd4d55 --- /dev/null +++ b/tests/rustdoc-ui/error-in-impl-trait/infinite-recursive-type-2.stderr @@ -0,0 +1,17 @@ +error[E0072]: recursive type `f::E` has infinite size + --> $DIR/infinite-recursive-type-2.rs:2:5 + | +LL | pub enum E { + | ^^^^^^^^^^ +LL | +LL | V(E), + | - recursive without indirection + | +help: insert some indirection (e.g., a `Box`, `Rc`, or `&`) to break the cycle + | +LL | V(Box), + | ++++ + + +error: aborting due to previous error + +For more information about this error, try `rustc --explain E0072`. diff --git a/tests/rustdoc-ui/error-in-impl-trait/infinite-recursive-type.rs b/tests/rustdoc-ui/error-in-impl-trait/infinite-recursive-type.rs index 096130d7768..1f855051729 100644 --- a/tests/rustdoc-ui/error-in-impl-trait/infinite-recursive-type.rs +++ b/tests/rustdoc-ui/error-in-impl-trait/infinite-recursive-type.rs @@ -1,7 +1,6 @@ -// check-pass - fn f() -> impl Sized { enum E { + //~^ ERROR: recursive type V(E), } diff --git a/tests/rustdoc-ui/error-in-impl-trait/infinite-recursive-type.stderr b/tests/rustdoc-ui/error-in-impl-trait/infinite-recursive-type.stderr new file mode 100644 index 00000000000..349a569414c --- /dev/null +++ b/tests/rustdoc-ui/error-in-impl-trait/infinite-recursive-type.stderr @@ -0,0 +1,17 @@ +error[E0072]: recursive type `f::E` has infinite size + --> $DIR/infinite-recursive-type.rs:2:5 + | +LL | enum E { + | ^^^^^^ +LL | +LL | V(E), + | - recursive without indirection + | +help: insert some indirection (e.g., a `Box`, `Rc`, or `&`) to break the cycle + | +LL | V(Box), + | ++++ + + +error: aborting due to previous error + +For more information about this error, try `rustc --explain E0072`. diff --git a/tests/rustdoc-ui/invalid_const_in_lifetime_position.rs b/tests/rustdoc-ui/invalid_const_in_lifetime_position.rs index c3f4fd63bac..07fc239a8f8 100644 --- a/tests/rustdoc-ui/invalid_const_in_lifetime_position.rs +++ b/tests/rustdoc-ui/invalid_const_in_lifetime_position.rs @@ -4,3 +4,8 @@ trait X { fn f<'a>(arg : Box = &'a ()>>) {} //~^ ERROR associated type takes 1 lifetime argument but 0 lifetime arguments //~| ERROR associated type takes 0 generic arguments but 1 generic argument +//~| ERROR associated type takes 1 lifetime argument but 0 lifetime arguments +//~| ERROR associated type takes 0 generic arguments but 1 generic argument +//~| ERROR associated type takes 1 lifetime argument but 0 lifetime arguments +//~| ERROR associated type takes 0 generic arguments but 1 generic argument +//~| ERROR trait `X` cannot be made into an object diff --git a/tests/rustdoc-ui/invalid_const_in_lifetime_position.stderr b/tests/rustdoc-ui/invalid_const_in_lifetime_position.stderr index 527729a8228..50d55284754 100644 --- a/tests/rustdoc-ui/invalid_const_in_lifetime_position.stderr +++ b/tests/rustdoc-ui/invalid_const_in_lifetime_position.stderr @@ -28,6 +28,86 @@ note: associated type defined here, with 0 generic parameters LL | type Y<'a>; | ^ -error: aborting due to 2 previous errors +error[E0107]: associated type takes 1 lifetime argument but 0 lifetime arguments were supplied + --> $DIR/invalid_const_in_lifetime_position.rs:4:26 + | +LL | fn f<'a>(arg : Box = &'a ()>>) {} + | ^ expected 1 lifetime argument + | +note: associated type defined here, with 1 lifetime parameter: `'a` + --> $DIR/invalid_const_in_lifetime_position.rs:2:10 + | +LL | type Y<'a>; + | ^ -- + = note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no` +help: add missing lifetime argument + | +LL | fn f<'a>(arg : Box = &'a ()>>) {} + | +++ -For more information about this error, try `rustc --explain E0107`. +error[E0107]: associated type takes 0 generic arguments but 1 generic argument was supplied + --> $DIR/invalid_const_in_lifetime_position.rs:4:26 + | +LL | fn f<'a>(arg : Box = &'a ()>>) {} + | ^--- help: remove these generics + | | + | expected 0 generic arguments + | +note: associated type defined here, with 0 generic parameters + --> $DIR/invalid_const_in_lifetime_position.rs:2:10 + | +LL | type Y<'a>; + | ^ + = note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no` + +error[E0107]: associated type takes 1 lifetime argument but 0 lifetime arguments were supplied + --> $DIR/invalid_const_in_lifetime_position.rs:4:26 + | +LL | fn f<'a>(arg : Box = &'a ()>>) {} + | ^ expected 1 lifetime argument + | +note: associated type defined here, with 1 lifetime parameter: `'a` + --> $DIR/invalid_const_in_lifetime_position.rs:2:10 + | +LL | type Y<'a>; + | ^ -- + = note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no` +help: add missing lifetime argument + | +LL | fn f<'a>(arg : Box = &'a ()>>) {} + | +++ + +error[E0107]: associated type takes 0 generic arguments but 1 generic argument was supplied + --> $DIR/invalid_const_in_lifetime_position.rs:4:26 + | +LL | fn f<'a>(arg : Box = &'a ()>>) {} + | ^--- help: remove these generics + | | + | expected 0 generic arguments + | +note: associated type defined here, with 0 generic parameters + --> $DIR/invalid_const_in_lifetime_position.rs:2:10 + | +LL | type Y<'a>; + | ^ + = note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no` + +error[E0038]: the trait `X` cannot be made into an object + --> $DIR/invalid_const_in_lifetime_position.rs:4:20 + | +LL | fn f<'a>(arg : Box = &'a ()>>) {} + | ^^^^^^^^^^^^^^^^^^^^ `X` cannot be made into an object + | +note: for a trait to be "object safe" it needs to allow building a vtable to allow the call to be resolvable dynamically; for more information visit + --> $DIR/invalid_const_in_lifetime_position.rs:2:10 + | +LL | trait X { + | - this trait cannot be made into an object... +LL | type Y<'a>; + | ^ ...because it contains the generic associated type `Y` + = help: consider moving `Y` to another trait + +error: aborting due to 7 previous errors + +Some errors have detailed explanations: E0038, E0107. +For more information about an error, try `rustc --explain E0038`. diff --git a/tests/rustdoc-ui/issues/issue-105742.rs b/tests/rustdoc-ui/issues/issue-105742.rs index 1fbb70c7808..5e493515cad 100644 --- a/tests/rustdoc-ui/issues/issue-105742.rs +++ b/tests/rustdoc-ui/issues/issue-105742.rs @@ -21,6 +21,8 @@ pub trait SVec: Index< //~| missing generics for associated type `SVec::Item` //~| missing generics for associated type `SVec::Item` //~| missing generics for associated type `SVec::Item` + //~| missing generics for associated type `SVec::Item` + //~| missing generics for associated type `SVec::Item` Output = ::Item, //~^ expected 1 lifetime argument //~| expected 1 generic argument @@ -30,6 +32,8 @@ pub trait SVec: Index< //~| missing generics for associated type `SVec::Item` //~| missing generics for associated type `SVec::Item` //~| missing generics for associated type `SVec::Item` + //~| missing generics for associated type `SVec::Item` + //~| missing generics for associated type `SVec::Item` Output = ::Item> as SVec>::Item, //~^ expected 1 lifetime argument //~| expected 1 generic argument @@ -47,6 +51,10 @@ pub trait SVec: Index< //~| missing generics for associated type `SVec::Item` //~| missing generics for associated type `SVec::Item` //~| missing generics for associated type `SVec::Item` + //~| missing generics for associated type `SVec::Item` + //~| missing generics for associated type `SVec::Item` + //~| missing generics for associated type `SVec::Item` + //~| missing generics for associated type `SVec::Item` > { type Item<'a, T>; diff --git a/tests/rustdoc-ui/issues/issue-105742.stderr b/tests/rustdoc-ui/issues/issue-105742.stderr index 4d3f9f5bced..ad1020a1f08 100644 --- a/tests/rustdoc-ui/issues/issue-105742.stderr +++ b/tests/rustdoc-ui/issues/issue-105742.stderr @@ -5,7 +5,7 @@ LL | ::Item, | ^^^^ expected 1 lifetime argument | note: associated type defined here, with 1 lifetime parameter: `'a` - --> $DIR/issue-105742.rs:51:10 + --> $DIR/issue-105742.rs:59:10 | LL | type Item<'a, T>; | ^^^^ -- @@ -21,7 +21,7 @@ LL | ::Item, | ^^^^ expected 1 generic argument | note: associated type defined here, with 1 generic parameter: `T` - --> $DIR/issue-105742.rs:51:10 + --> $DIR/issue-105742.rs:59:10 | LL | type Item<'a, T>; | ^^^^ - @@ -31,13 +31,13 @@ LL | ::Item, | +++ error[E0107]: missing generics for associated type `SVec::Item` - --> $DIR/issue-105742.rs:24:37 + --> $DIR/issue-105742.rs:26:37 | LL | Output = ::Item, | ^^^^ expected 1 lifetime argument | note: associated type defined here, with 1 lifetime parameter: `'a` - --> $DIR/issue-105742.rs:51:10 + --> $DIR/issue-105742.rs:59:10 | LL | type Item<'a, T>; | ^^^^ -- @@ -47,13 +47,13 @@ LL | Output = ::Item<'a>, | ++++ error[E0107]: missing generics for associated type `SVec::Item` - --> $DIR/issue-105742.rs:24:37 + --> $DIR/issue-105742.rs:26:37 | LL | Output = ::Item, | ^^^^ expected 1 generic argument | note: associated type defined here, with 1 generic parameter: `T` - --> $DIR/issue-105742.rs:51:10 + --> $DIR/issue-105742.rs:59:10 | LL | type Item<'a, T>; | ^^^^ - @@ -63,13 +63,13 @@ LL | Output = ::Item, | +++ error[E0107]: missing generics for associated type `SVec::Item` - --> $DIR/issue-105742.rs:33:30 + --> $DIR/issue-105742.rs:37:30 | LL | Output = ::Item> as SVec>::Item, | ^^^^ expected 1 lifetime argument | note: associated type defined here, with 1 lifetime parameter: `'a` - --> $DIR/issue-105742.rs:51:10 + --> $DIR/issue-105742.rs:59:10 | LL | type Item<'a, T>; | ^^^^ -- @@ -79,13 +79,13 @@ LL | Output = ::Item<'a>> as SVec>::Item, | ++++ error[E0107]: missing generics for associated type `SVec::Item` - --> $DIR/issue-105742.rs:33:30 + --> $DIR/issue-105742.rs:37:30 | LL | Output = ::Item> as SVec>::Item, | ^^^^ expected 1 generic argument | note: associated type defined here, with 1 generic parameter: `T` - --> $DIR/issue-105742.rs:51:10 + --> $DIR/issue-105742.rs:59:10 | LL | type Item<'a, T>; | ^^^^ - @@ -95,13 +95,13 @@ LL | Output = ::Item> as SVec>::Item, | +++ error[E0107]: missing generics for associated type `SVec::Item` - --> $DIR/issue-105742.rs:33:46 + --> $DIR/issue-105742.rs:37:46 | LL | Output = ::Item> as SVec>::Item, | ^^^^ expected 1 lifetime argument | note: associated type defined here, with 1 lifetime parameter: `'a` - --> $DIR/issue-105742.rs:51:10 + --> $DIR/issue-105742.rs:59:10 | LL | type Item<'a, T>; | ^^^^ -- @@ -111,13 +111,13 @@ LL | Output = ::Item> as SVec>::Item<'a>, | ++++ error[E0107]: missing generics for associated type `SVec::Item` - --> $DIR/issue-105742.rs:33:46 + --> $DIR/issue-105742.rs:37:46 | LL | Output = ::Item> as SVec>::Item, | ^^^^ expected 1 generic argument | note: associated type defined here, with 1 generic parameter: `T` - --> $DIR/issue-105742.rs:51:10 + --> $DIR/issue-105742.rs:59:10 | LL | type Item<'a, T>; | ^^^^ - @@ -133,7 +133,7 @@ LL | pub fn next<'a, T>(s: &'a mut dyn SVec) { | ^^^^ expected 1 lifetime argument | note: associated type defined here, with 1 lifetime parameter: `'a` - --> $DIR/issue-105742.rs:51:10 + --> $DIR/issue-105742.rs:59:10 | LL | type Item<'a, T>; | ^^^^ -- @@ -149,7 +149,7 @@ LL | pub fn next<'a, T>(s: &'a mut dyn SVec) { | ^^^^ expected 1 generic argument | note: associated type defined here, with 1 generic parameter: `T` - --> $DIR/issue-105742.rs:51:10 + --> $DIR/issue-105742.rs:59:10 | LL | type Item<'a, T>; | ^^^^ - @@ -165,7 +165,7 @@ LL | ::Item, | ^^^^ expected 1 lifetime argument | note: associated type defined here, with 1 lifetime parameter: `'a` - --> $DIR/issue-105742.rs:51:10 + --> $DIR/issue-105742.rs:59:10 | LL | type Item<'a, T>; | ^^^^ -- @@ -182,7 +182,7 @@ LL | ::Item, | ^^^^ expected 1 generic argument | note: associated type defined here, with 1 generic parameter: `T` - --> $DIR/issue-105742.rs:51:10 + --> $DIR/issue-105742.rs:59:10 | LL | type Item<'a, T>; | ^^^^ - @@ -193,13 +193,13 @@ LL | ::Item, | +++ error[E0107]: missing generics for associated type `SVec::Item` - --> $DIR/issue-105742.rs:24:37 + --> $DIR/issue-105742.rs:26:37 | LL | Output = ::Item, | ^^^^ expected 1 lifetime argument | note: associated type defined here, with 1 lifetime parameter: `'a` - --> $DIR/issue-105742.rs:51:10 + --> $DIR/issue-105742.rs:59:10 | LL | type Item<'a, T>; | ^^^^ -- @@ -210,13 +210,13 @@ LL | Output = ::Item<'a>, | ++++ error[E0107]: missing generics for associated type `SVec::Item` - --> $DIR/issue-105742.rs:24:37 + --> $DIR/issue-105742.rs:26:37 | LL | Output = ::Item, | ^^^^ expected 1 generic argument | note: associated type defined here, with 1 generic parameter: `T` - --> $DIR/issue-105742.rs:51:10 + --> $DIR/issue-105742.rs:59:10 | LL | type Item<'a, T>; | ^^^^ - @@ -227,13 +227,13 @@ LL | Output = ::Item, | +++ error[E0107]: missing generics for associated type `SVec::Item` - --> $DIR/issue-105742.rs:33:30 + --> $DIR/issue-105742.rs:37:30 | LL | Output = ::Item> as SVec>::Item, | ^^^^ expected 1 lifetime argument | note: associated type defined here, with 1 lifetime parameter: `'a` - --> $DIR/issue-105742.rs:51:10 + --> $DIR/issue-105742.rs:59:10 | LL | type Item<'a, T>; | ^^^^ -- @@ -244,13 +244,13 @@ LL | Output = ::Item<'a>> as SVec>::Item, | ++++ error[E0107]: missing generics for associated type `SVec::Item` - --> $DIR/issue-105742.rs:33:30 + --> $DIR/issue-105742.rs:37:30 | LL | Output = ::Item> as SVec>::Item, | ^^^^ expected 1 generic argument | note: associated type defined here, with 1 generic parameter: `T` - --> $DIR/issue-105742.rs:51:10 + --> $DIR/issue-105742.rs:59:10 | LL | type Item<'a, T>; | ^^^^ - @@ -261,13 +261,13 @@ LL | Output = ::Item> as SVec>::Item, | +++ error[E0107]: missing generics for associated type `SVec::Item` - --> $DIR/issue-105742.rs:33:46 + --> $DIR/issue-105742.rs:37:46 | LL | Output = ::Item> as SVec>::Item, | ^^^^ expected 1 lifetime argument | note: associated type defined here, with 1 lifetime parameter: `'a` - --> $DIR/issue-105742.rs:51:10 + --> $DIR/issue-105742.rs:59:10 | LL | type Item<'a, T>; | ^^^^ -- @@ -278,13 +278,13 @@ LL | Output = ::Item> as SVec>::Item<'a>, | ++++ error[E0107]: missing generics for associated type `SVec::Item` - --> $DIR/issue-105742.rs:33:46 + --> $DIR/issue-105742.rs:37:46 | LL | Output = ::Item> as SVec>::Item, | ^^^^ expected 1 generic argument | note: associated type defined here, with 1 generic parameter: `T` - --> $DIR/issue-105742.rs:51:10 + --> $DIR/issue-105742.rs:59:10 | LL | type Item<'a, T>; | ^^^^ - @@ -331,7 +331,7 @@ LL | ::Item, | ^^^^ expected 1 lifetime argument | note: associated type defined here, with 1 lifetime parameter: `'a` - --> $DIR/issue-105742.rs:51:10 + --> $DIR/issue-105742.rs:59:10 | LL | type Item<'a, T>; | ^^^^ -- @@ -348,7 +348,7 @@ LL | ::Item, | ^^^^ expected 1 generic argument | note: associated type defined here, with 1 generic parameter: `T` - --> $DIR/issue-105742.rs:51:10 + --> $DIR/issue-105742.rs:59:10 | LL | type Item<'a, T>; | ^^^^ - @@ -359,13 +359,13 @@ LL | ::Item, | +++ error[E0107]: missing generics for associated type `SVec::Item` - --> $DIR/issue-105742.rs:24:37 + --> $DIR/issue-105742.rs:26:37 | LL | Output = ::Item, | ^^^^ expected 1 lifetime argument | note: associated type defined here, with 1 lifetime parameter: `'a` - --> $DIR/issue-105742.rs:51:10 + --> $DIR/issue-105742.rs:59:10 | LL | type Item<'a, T>; | ^^^^ -- @@ -376,13 +376,13 @@ LL | Output = ::Item<'a>, | ++++ error[E0107]: missing generics for associated type `SVec::Item` - --> $DIR/issue-105742.rs:24:37 + --> $DIR/issue-105742.rs:26:37 | LL | Output = ::Item, | ^^^^ expected 1 generic argument | note: associated type defined here, with 1 generic parameter: `T` - --> $DIR/issue-105742.rs:51:10 + --> $DIR/issue-105742.rs:59:10 | LL | type Item<'a, T>; | ^^^^ - @@ -393,13 +393,13 @@ LL | Output = ::Item, | +++ error[E0107]: missing generics for associated type `SVec::Item` - --> $DIR/issue-105742.rs:33:30 + --> $DIR/issue-105742.rs:37:30 | LL | Output = ::Item> as SVec>::Item, | ^^^^ expected 1 lifetime argument | note: associated type defined here, with 1 lifetime parameter: `'a` - --> $DIR/issue-105742.rs:51:10 + --> $DIR/issue-105742.rs:59:10 | LL | type Item<'a, T>; | ^^^^ -- @@ -410,13 +410,13 @@ LL | Output = ::Item<'a>> as SVec>::Item, | ++++ error[E0107]: missing generics for associated type `SVec::Item` - --> $DIR/issue-105742.rs:33:30 + --> $DIR/issue-105742.rs:37:30 | LL | Output = ::Item> as SVec>::Item, | ^^^^ expected 1 generic argument | note: associated type defined here, with 1 generic parameter: `T` - --> $DIR/issue-105742.rs:51:10 + --> $DIR/issue-105742.rs:59:10 | LL | type Item<'a, T>; | ^^^^ - @@ -427,13 +427,13 @@ LL | Output = ::Item> as SVec>::Item, | +++ error[E0107]: missing generics for associated type `SVec::Item` - --> $DIR/issue-105742.rs:33:46 + --> $DIR/issue-105742.rs:37:46 | LL | Output = ::Item> as SVec>::Item, | ^^^^ expected 1 lifetime argument | note: associated type defined here, with 1 lifetime parameter: `'a` - --> $DIR/issue-105742.rs:51:10 + --> $DIR/issue-105742.rs:59:10 | LL | type Item<'a, T>; | ^^^^ -- @@ -444,13 +444,13 @@ LL | Output = ::Item> as SVec>::Item<'a>, | ++++ error[E0107]: missing generics for associated type `SVec::Item` - --> $DIR/issue-105742.rs:33:46 + --> $DIR/issue-105742.rs:37:46 | LL | Output = ::Item> as SVec>::Item, | ^^^^ expected 1 generic argument | note: associated type defined here, with 1 generic parameter: `T` - --> $DIR/issue-105742.rs:51:10 + --> $DIR/issue-105742.rs:59:10 | LL | type Item<'a, T>; | ^^^^ - @@ -461,13 +461,13 @@ LL | Output = ::Item> as SVec>::Item, | +++ error[E0107]: missing generics for associated type `SVec::Item` - --> $DIR/issue-105742.rs:53:38 + --> $DIR/issue-105742.rs:61:38 | LL | fn len(&self) -> ::Item; | ^^^^ expected 1 lifetime argument | note: associated type defined here, with 1 lifetime parameter: `'a` - --> $DIR/issue-105742.rs:51:10 + --> $DIR/issue-105742.rs:59:10 | LL | type Item<'a, T>; | ^^^^ -- @@ -477,13 +477,13 @@ LL | fn len(&self) -> ::Item<'_>; | ++++ error[E0107]: missing generics for associated type `SVec::Item` - --> $DIR/issue-105742.rs:53:38 + --> $DIR/issue-105742.rs:61:38 | LL | fn len(&self) -> ::Item; | ^^^^ expected 1 generic argument | note: associated type defined here, with 1 generic parameter: `T` - --> $DIR/issue-105742.rs:51:10 + --> $DIR/issue-105742.rs:59:10 | LL | type Item<'a, T>; | ^^^^ - @@ -492,7 +492,143 @@ help: add missing generic argument LL | fn len(&self) -> ::Item; | +++ -error: aborting due to 29 previous errors +error[E0107]: missing generics for associated type `SVec::Item` + --> $DIR/issue-105742.rs:15:21 + | +LL | ::Item, + | ^^^^ expected 1 lifetime argument + | +note: associated type defined here, with 1 lifetime parameter: `'a` + --> $DIR/issue-105742.rs:59:10 + | +LL | type Item<'a, T>; + | ^^^^ -- + = note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no` +help: add missing lifetime argument + | +LL | ::Item<'a>, + | ++++ + +error[E0107]: missing generics for associated type `SVec::Item` + --> $DIR/issue-105742.rs:15:21 + | +LL | ::Item, + | ^^^^ expected 1 generic argument + | +note: associated type defined here, with 1 generic parameter: `T` + --> $DIR/issue-105742.rs:59:10 + | +LL | type Item<'a, T>; + | ^^^^ - + = note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no` +help: add missing generic argument + | +LL | ::Item, + | +++ + +error[E0107]: missing generics for associated type `SVec::Item` + --> $DIR/issue-105742.rs:26:37 + | +LL | Output = ::Item, + | ^^^^ expected 1 lifetime argument + | +note: associated type defined here, with 1 lifetime parameter: `'a` + --> $DIR/issue-105742.rs:59:10 + | +LL | type Item<'a, T>; + | ^^^^ -- + = note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no` +help: add missing lifetime argument + | +LL | Output = ::Item<'a>, + | ++++ + +error[E0107]: missing generics for associated type `SVec::Item` + --> $DIR/issue-105742.rs:26:37 + | +LL | Output = ::Item, + | ^^^^ expected 1 generic argument + | +note: associated type defined here, with 1 generic parameter: `T` + --> $DIR/issue-105742.rs:59:10 + | +LL | type Item<'a, T>; + | ^^^^ - + = note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no` +help: add missing generic argument + | +LL | Output = ::Item, + | +++ + +error[E0107]: missing generics for associated type `SVec::Item` + --> $DIR/issue-105742.rs:37:30 + | +LL | Output = ::Item> as SVec>::Item, + | ^^^^ expected 1 lifetime argument + | +note: associated type defined here, with 1 lifetime parameter: `'a` + --> $DIR/issue-105742.rs:59:10 + | +LL | type Item<'a, T>; + | ^^^^ -- + = note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no` +help: add missing lifetime argument + | +LL | Output = ::Item<'a>> as SVec>::Item, + | ++++ + +error[E0107]: missing generics for associated type `SVec::Item` + --> $DIR/issue-105742.rs:37:30 + | +LL | Output = ::Item> as SVec>::Item, + | ^^^^ expected 1 generic argument + | +note: associated type defined here, with 1 generic parameter: `T` + --> $DIR/issue-105742.rs:59:10 + | +LL | type Item<'a, T>; + | ^^^^ - + = note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no` +help: add missing generic argument + | +LL | Output = ::Item> as SVec>::Item, + | +++ + +error[E0107]: missing generics for associated type `SVec::Item` + --> $DIR/issue-105742.rs:37:46 + | +LL | Output = ::Item> as SVec>::Item, + | ^^^^ expected 1 lifetime argument + | +note: associated type defined here, with 1 lifetime parameter: `'a` + --> $DIR/issue-105742.rs:59:10 + | +LL | type Item<'a, T>; + | ^^^^ -- + = note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no` +help: add missing lifetime argument + | +LL | Output = ::Item> as SVec>::Item<'a>, + | ++++ + +error[E0107]: missing generics for associated type `SVec::Item` + --> $DIR/issue-105742.rs:37:46 + | +LL | Output = ::Item> as SVec>::Item, + | ^^^^ expected 1 generic argument + | +note: associated type defined here, with 1 generic parameter: `T` + --> $DIR/issue-105742.rs:59:10 + | +LL | type Item<'a, T>; + | ^^^^ - + = note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no` +help: add missing generic argument + | +LL | Output = ::Item> as SVec>::Item, + | +++ + +error: aborting due to 37 previous errors Some errors have detailed explanations: E0038, E0107. For more information about an error, try `rustc --explain E0038`. diff --git a/tests/rustdoc/not-wf-ambiguous-normalization.rs b/tests/rustdoc-ui/not-wf-ambiguous-normalization.rs similarity index 92% rename from tests/rustdoc/not-wf-ambiguous-normalization.rs rename to tests/rustdoc-ui/not-wf-ambiguous-normalization.rs index 1e9f925f845..3e4825d83b1 100644 --- a/tests/rustdoc/not-wf-ambiguous-normalization.rs +++ b/tests/rustdoc-ui/not-wf-ambiguous-normalization.rs @@ -12,6 +12,7 @@ struct DefaultAllocator; // `::Buffer` to be ambiguous, // which caused an ICE with `-Znormalize-docs`. impl Allocator for DefaultAllocator { + //~^ ERROR: type annotations needed type Buffer = (); } diff --git a/tests/rustdoc-ui/not-wf-ambiguous-normalization.stderr b/tests/rustdoc-ui/not-wf-ambiguous-normalization.stderr new file mode 100644 index 00000000000..34b20a0b32c --- /dev/null +++ b/tests/rustdoc-ui/not-wf-ambiguous-normalization.stderr @@ -0,0 +1,9 @@ +error[E0282]: type annotations needed + --> $DIR/not-wf-ambiguous-normalization.rs:14:23 + | +LL | impl Allocator for DefaultAllocator { + | ^^^^^^^^^^^^^^^^ cannot infer type for type parameter `T` + +error: aborting due to previous error + +For more information about this error, try `rustc --explain E0282`. diff --git a/tests/rustdoc-ui/recursive-deref-ice.rs b/tests/rustdoc-ui/recursive-deref-ice.rs index c44fd27f403..9e62841f99b 100644 --- a/tests/rustdoc-ui/recursive-deref-ice.rs +++ b/tests/rustdoc-ui/recursive-deref-ice.rs @@ -4,7 +4,10 @@ pub struct Attribute; -pub struct Map<'hir> {} +pub struct Map<'hir> { + lt: &'hir (), +} + impl<'hir> Map<'hir> { pub fn attrs(&self) -> &'hir [Attribute] { &[] } } diff --git a/tests/rustdoc-ui/unable-fulfill-trait.rs b/tests/rustdoc-ui/unable-fulfill-trait.rs index 70357082248..10887ab1903 100644 --- a/tests/rustdoc-ui/unable-fulfill-trait.rs +++ b/tests/rustdoc-ui/unable-fulfill-trait.rs @@ -3,7 +3,8 @@ pub struct Foo<'a, 'b, T> { field1: dyn Bar<'a, 'b,>, //~^ ERROR - //~^^ ERROR + //~| ERROR + //~| ERROR } pub trait Bar<'x, 's, U> diff --git a/tests/rustdoc-ui/unable-fulfill-trait.stderr b/tests/rustdoc-ui/unable-fulfill-trait.stderr index 72f35cb9224..d7735a4fd11 100644 --- a/tests/rustdoc-ui/unable-fulfill-trait.stderr +++ b/tests/rustdoc-ui/unable-fulfill-trait.stderr @@ -5,7 +5,7 @@ LL | field1: dyn Bar<'a, 'b,>, | ^^^ expected 1 generic argument | note: trait defined here, with 1 generic parameter: `U` - --> $DIR/unable-fulfill-trait.rs:9:11 + --> $DIR/unable-fulfill-trait.rs:10:11 | LL | pub trait Bar<'x, 's, U> | ^^^ - @@ -20,7 +20,24 @@ error[E0227]: ambiguous lifetime bound, explicit lifetime bound required LL | field1: dyn Bar<'a, 'b,>, | ^^^^^^^^^^^^^^^^ -error: aborting due to 2 previous errors +error[E0478]: lifetime bound not satisfied + --> $DIR/unable-fulfill-trait.rs:4:13 + | +LL | field1: dyn Bar<'a, 'b,>, + | ^^^^^^^^^^^^^^^^ + | +note: lifetime parameter instantiated with the lifetime `'b` as defined here + --> $DIR/unable-fulfill-trait.rs:3:20 + | +LL | pub struct Foo<'a, 'b, T> { + | ^^ +note: but lifetime parameter must outlive the lifetime `'a` as defined here + --> $DIR/unable-fulfill-trait.rs:3:16 + | +LL | pub struct Foo<'a, 'b, T> { + | ^^ -Some errors have detailed explanations: E0107, E0227. +error: aborting due to 3 previous errors + +Some errors have detailed explanations: E0107, E0227, E0478. For more information about an error, try `rustc --explain E0107`. diff --git a/tests/rustdoc/const-generics/const-impl.rs b/tests/rustdoc/const-generics/const-impl.rs index b424ea4b33c..f4eefcc1c33 100644 --- a/tests/rustdoc/const-generics/const-impl.rs +++ b/tests/rustdoc/const-generics/const-impl.rs @@ -2,7 +2,9 @@ #![feature(adt_const_params)] #![crate_name = "foo"] -#[derive(PartialEq, Eq)] +use std::marker::ConstParamTy; + +#[derive(PartialEq, Eq, ConstParamTy)] pub enum Order { Sorted, Unsorted, diff --git a/tests/rustdoc/decl-trailing-whitespace.declaration.html b/tests/rustdoc/decl-trailing-whitespace.declaration.html index d73393633f3..59c318c16f3 100644 --- a/tests/rustdoc/decl-trailing-whitespace.declaration.html +++ b/tests/rustdoc/decl-trailing-whitespace.declaration.html @@ -1,22 +1,16 @@ pub trait Write { // Required methods fn poll_write( - self: Option<String>, + self, cx: &mut Option<String>, buf: &mut [usize] ) -> Option<Result<usize, Error>>; - fn poll_flush( - self: Option<String>, - cx: &mut Option<String> - ) -> Option<Result<(), Error>>; - fn poll_close( - self: Option<String>, - cx: &mut Option<String> - ) -> Option<Result<(), Error>>; + fn poll_flush(self, cx: &mut Option<String>) -> Option<Result<(), Error>>; + fn poll_close(self, cx: &mut Option<String>) -> Option<Result<(), Error>>; // Provided method fn poll_write_vectored( - self: Option<String>, + self, cx: &mut Option<String>, bufs: &[usize] ) -> Option<Result<usize, Error>> { ... } diff --git a/tests/rustdoc/decl-trailing-whitespace.rs b/tests/rustdoc/decl-trailing-whitespace.rs index d2a12435d8f..66783774308 100644 --- a/tests/rustdoc/decl-trailing-whitespace.rs +++ b/tests/rustdoc/decl-trailing-whitespace.rs @@ -9,21 +9,21 @@ pub struct Error; pub trait Write { // @snapshot 'declaration' - '//*[@class="rust item-decl"]//code' fn poll_write( - self: Option, + self, cx: &mut Option, buf: &mut [usize] ) -> Option>; fn poll_flush( - self: Option, + self, cx: &mut Option ) -> Option>; fn poll_close( - self: Option, + self, cx: &mut Option, ) -> Option>; fn poll_write_vectored( - self: Option, + self, cx: &mut Option, bufs: &[usize] ) -> Option> {} diff --git a/tests/rustdoc/hide-complex-unevaluated-const-arguments.rs b/tests/rustdoc/hide-complex-unevaluated-const-arguments.rs index 6006354eba4..d728f772a69 100644 --- a/tests/rustdoc/hide-complex-unevaluated-const-arguments.rs +++ b/tests/rustdoc/hide-complex-unevaluated-const-arguments.rs @@ -4,9 +4,11 @@ // // Read the documentation of `rustdoc::clean::utils::print_const_expr` // for further details. -#![feature(const_trait_impl, generic_const_exprs)] +#![feature(const_trait_impl, generic_const_exprs, adt_const_params, generic_const_items)] #![allow(incomplete_features)] +use std::marker::ConstParamTy; + // @has hide_complex_unevaluated_const_arguments/trait.Stage.html pub trait Stage { // A helper constant that prevents const expressions containing it @@ -29,11 +31,13 @@ pub trait Stage { // // @has - '//*[@id="associatedconstant.ARRAY1"]' \ // 'const ARRAY1: [u8; { _ }]' - const ARRAY1: [u8; Struct::new(/* ... */).do_something(Self::ABSTRACT * 1_000)]; + const ARRAY1: [u8; Struct::new(/* ... */).do_something(Self::ABSTRACT * 1_000)] + where [(); Struct::new(/* ... */).do_something(Self::ABSTRACT * 1_000)]:; // @has - '//*[@id="associatedconstant.VERBOSE"]' \ // 'const VERBOSE: [u16; { _ }]' - const VERBOSE: [u16; compute("thing", 9 + 9) * Self::ABSTRACT]; + const VERBOSE: [u16; compute("thing", 9 + 9) * Self::ABSTRACT] + where [(); compute("thing", 9 + 9) * Self::ABSTRACT]:; // Check that we do not leak the private struct field contained within // the path. The output could definitely be improved upon @@ -69,6 +73,7 @@ pub trait Sub: Sup<{ 90 * 20 * 4 }, { Struct { private: () } }> {} pub trait Sup {} +#[derive(ConstParamTy, PartialEq, Eq)] pub struct Struct { private: () } impl Struct { diff --git a/tests/rustdoc/intra-doc/prim-associated-traits.rs b/tests/rustdoc/intra-doc/prim-associated-traits.rs index 8639a24f7f3..71d7d2189e6 100644 --- a/tests/rustdoc/intra-doc/prim-associated-traits.rs +++ b/tests/rustdoc/intra-doc/prim-associated-traits.rs @@ -41,6 +41,6 @@ pub struct Number { pub u_128: u128, pub ch: char, pub boolean: bool, - pub string: str, + pub string: &'static str, pub n: !, } diff --git a/tests/rustdoc/notable-trait/doc-notable_trait_box_is_not_an_iterator.rs b/tests/rustdoc/notable-trait/doc-notable_trait_box_is_not_an_iterator.rs index 3fb00c7db84..6b94d799483 100644 --- a/tests/rustdoc/notable-trait/doc-notable_trait_box_is_not_an_iterator.rs +++ b/tests/rustdoc/notable-trait/doc-notable_trait_box_is_not_an_iterator.rs @@ -3,25 +3,28 @@ #![feature(no_core)] #![no_core] #[lang = "owned_box"] -pub struct Box; +pub struct Box(*const T); impl Box { pub fn new(x: T) -> Box { - Box + Box(std::ptr::null()) } } +#[lang = "sized"] +trait Sized {} + #[doc(notable_trait)] pub trait FakeIterator {} impl FakeIterator for Box {} #[lang = "pin"] -pub struct Pin; +pub struct Pin(T); impl Pin { pub fn new(x: T) -> Pin { - Pin + Pin(x) } } diff --git a/tests/rustdoc/whitespace-after-where-clause.enum.html b/tests/rustdoc/whitespace-after-where-clause.enum.html index 20b60b68e88..ff4971f33cd 100644 --- a/tests/rustdoc/whitespace-after-where-clause.enum.html +++ b/tests/rustdoc/whitespace-after-where-clause.enum.html @@ -1,5 +1,5 @@ 
pub enum Cow<'a, B>where
-    B: ToOwned<dyn Clone> + ?Sized + 'a,{
+    B: ToOwned<()> + ?Sized + 'a,{
     Borrowed(&'a B),
     Whatever(u32),
 }
\ No newline at end of file diff --git a/tests/rustdoc/whitespace-after-where-clause.enum2.html b/tests/rustdoc/whitespace-after-where-clause.enum2.html index 065ce757de1..bfc50f8adcd 100644 --- a/tests/rustdoc/whitespace-after-where-clause.enum2.html +++ b/tests/rustdoc/whitespace-after-where-clause.enum2.html @@ -1,4 +1,4 @@ -
pub enum Cow2<'a, B: ?Sized + ToOwned<dyn Clone> + 'a> {
+
pub enum Cow2<'a, B: ?Sized + ToOwned<()> + 'a> {
     Borrowed(&'a B),
     Whatever(u32),
 }

\ No newline at end of file
diff --git a/tests/rustdoc/whitespace-after-where-clause.rs b/tests/rustdoc/whitespace-after-where-clause.rs
index b540c7c97c1..832d3728e75 100644
--- a/tests/rustdoc/whitespace-after-where-clause.rs
+++ b/tests/rustdoc/whitespace-after-where-clause.rs
@@ -6,7 +6,8 @@
 // @has 'foo/trait.ToOwned.html'
 // @snapshot trait - '//*[@class="rust item-decl"]'
 pub trait ToOwned
-where T: Clone
+where
+    T: Clone,
 {
     type Owned;
     fn to_owned(&self) -> Self::Owned;
@@ -26,7 +27,7 @@ pub trait ToOwned2 {
 // @snapshot enum - '//*[@class="rust item-decl"]'
 pub enum Cow<'a, B: ?Sized + 'a>
 where
-    B: ToOwned,
+    B: ToOwned<()>,
 {
     Borrowed(&'a B),
     Whatever(u32),
@@ -35,7 +36,7 @@ where
 // @has 'foo/enum.Cow2.html'
 // @snapshot enum2 - '//*[@class="rust item-decl"]'
 // There should be a whitespace before `{` in this case!
-pub enum Cow2<'a, B: ?Sized + ToOwned + 'a> {
+pub enum Cow2<'a, B: ?Sized + ToOwned<()> + 'a> {
     Borrowed(&'a B),
     Whatever(u32),
 }
@@ -44,7 +45,7 @@ pub enum Cow2<'a, B: ?Sized + ToOwned + 'a> {
 // @snapshot struct - '//*[@class="rust item-decl"]'
 pub struct Struct<'a, B: ?Sized + 'a>
 where
-    B: ToOwned,
+    B: ToOwned<()>,
 {
     pub a: &'a B,
     pub b: u32,
@@ -53,7 +54,7 @@ where
 // @has 'foo/struct.Struct2.html'
 // @snapshot struct2 - '//*[@class="rust item-decl"]'
 // There should be a whitespace before `{` in this case!
-pub struct Struct2<'a, B: ?Sized + ToOwned + 'a> {
+pub struct Struct2<'a, B: ?Sized + ToOwned<()> + 'a> {
     pub a: &'a B,
     pub b: u32,
 }
@@ -62,7 +63,7 @@ pub struct Struct2<'a, B: ?Sized + ToOwned + 'a> {
 // @snapshot union - '//*[@class="rust item-decl"]'
 pub union Union<'a, B: ?Sized + 'a>
 where
-    B: ToOwned,
+    B: ToOwned<()>,
 {
     a: &'a B,
     b: u32,
@@ -71,7 +72,7 @@ where
 // @has 'foo/union.Union2.html'
 // @snapshot union2 - '//*[@class="rust item-decl"]'
 // There should be a whitespace before `{` in this case!
-pub union Union2<'a, B: ?Sized + ToOwned + 'a> {
+pub union Union2<'a, B: ?Sized + ToOwned<()> + 'a> {
     a: &'a B,
     b: u32,
 }
diff --git a/tests/rustdoc/whitespace-after-where-clause.struct.html b/tests/rustdoc/whitespace-after-where-clause.struct.html
index 948ddc499da..ca685358633 100644
--- a/tests/rustdoc/whitespace-after-where-clause.struct.html
+++ b/tests/rustdoc/whitespace-after-where-clause.struct.html
@@ -1,5 +1,5 @@
 
pub struct Struct<'a, B>where
-    B: ToOwned<dyn Clone> + ?Sized + 'a,{
+    B: ToOwned<()> + ?Sized + 'a,{
     pub a: &'a B,
     pub b: u32,
 }

\ No newline at end of file
diff --git a/tests/rustdoc/whitespace-after-where-clause.struct2.html b/tests/rustdoc/whitespace-after-where-clause.struct2.html
index c647e8d7121..5aa8110c18f 100644
--- a/tests/rustdoc/whitespace-after-where-clause.struct2.html
+++ b/tests/rustdoc/whitespace-after-where-clause.struct2.html
@@ -1,4 +1,4 @@
-
pub struct Struct2<'a, B: ?Sized + ToOwned<dyn Clone> + 'a> {
+
pub struct Struct2<'a, B: ?Sized + ToOwned<()> + 'a> {
     pub a: &'a B,
     pub b: u32,
 }

\ No newline at end of file
diff --git a/tests/rustdoc/whitespace-after-where-clause.union.html b/tests/rustdoc/whitespace-after-where-clause.union.html
index 38b6cb8b5c6..40b0c671284 100644
--- a/tests/rustdoc/whitespace-after-where-clause.union.html
+++ b/tests/rustdoc/whitespace-after-where-clause.union.html
@@ -1,4 +1,4 @@
 
pub union Union<'a, B>where
-    B: ToOwned<dyn Clone> + ?Sized + 'a,{
+    B: ToOwned<()> + ?Sized + 'a,{
     /* private fields */
 }

\ No newline at end of file
diff --git a/tests/rustdoc/whitespace-after-where-clause.union2.html b/tests/rustdoc/whitespace-after-where-clause.union2.html
index 66ad30c9200..177a161b83a 100644
--- a/tests/rustdoc/whitespace-after-where-clause.union2.html
+++ b/tests/rustdoc/whitespace-after-where-clause.union2.html
@@ -1,3 +1,3 @@
-
pub union Union2<'a, B: ?Sized + ToOwned<dyn Clone> + 'a> {
+
pub union Union2<'a, B: ?Sized + ToOwned<()> + 'a> {
     /* private fields */
 }

\ No newline at end of file