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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
commit | 698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch) | |
tree | 173a775858bd501c378080a10dca74132f05bc50 /src/test/ui/type-alias-impl-trait/not_a_defining_use.rs | |
parent | Initial commit. (diff) | |
download | rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.tar.xz rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.zip |
Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | src/test/ui/type-alias-impl-trait/not_a_defining_use.rs | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/src/test/ui/type-alias-impl-trait/not_a_defining_use.rs b/src/test/ui/type-alias-impl-trait/not_a_defining_use.rs new file mode 100644 index 000000000..fa47d13f5 --- /dev/null +++ b/src/test/ui/type-alias-impl-trait/not_a_defining_use.rs @@ -0,0 +1,36 @@ +#![feature(type_alias_impl_trait)] + +use std::fmt::Debug; + +fn main() {} + +type Two<T, U> = impl Debug; + +fn three<T: Debug, U>(t: T) -> Two<T, U> { + (t, 5i8) + //~^ ERROR `T` doesn't implement `Debug` +} + +trait Bar { + type Blub: Debug; + const FOO: Self::Blub; +} + +impl Bar for u32 { + type Blub = i32; + const FOO: i32 = 42; +} + +fn four<T: Debug, U: Bar>(t: T) -> Two<T, U> { + (t, <U as Bar>::FOO) + //~^ ERROR `U: Bar` is not satisfied + //~| ERROR `T` doesn't implement `Debug` +} + +fn is_sync<T: Sync>() {} + +fn asdfl() { + //FIXME(oli-obk): these currently cause cycle errors + //is_sync::<Two<i32, u32>>(); + //is_sync::<Two<i32, *const i32>>(); +} |