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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:03 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:03 +0000 |
commit | 64d98f8ee037282c35007b64c2649055c56af1db (patch) | |
tree | 5492bcf97fce41ee1c0b1cc2add283f3e66cdab0 /tests/ui/type-alias-impl-trait/generic_nondefining_use.rs | |
parent | Adding debian version 1.67.1+dfsg1-1. (diff) | |
download | rustc-64d98f8ee037282c35007b64c2649055c56af1db.tar.xz rustc-64d98f8ee037282c35007b64c2649055c56af1db.zip |
Merging upstream version 1.68.2+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/ui/type-alias-impl-trait/generic_nondefining_use.rs')
-rw-r--r-- | tests/ui/type-alias-impl-trait/generic_nondefining_use.rs | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/tests/ui/type-alias-impl-trait/generic_nondefining_use.rs b/tests/ui/type-alias-impl-trait/generic_nondefining_use.rs new file mode 100644 index 000000000..f5045d382 --- /dev/null +++ b/tests/ui/type-alias-impl-trait/generic_nondefining_use.rs @@ -0,0 +1,28 @@ +#![feature(type_alias_impl_trait)] + +use std::fmt::Debug; + +fn main() {} + +type OneTy<T> = impl Debug; + +type OneLifetime<'a> = impl Debug; + +type OneConst<const X: usize> = impl Debug; + +// Not defining uses, because they doesn't define *all* possible generics. + +fn concrete_ty() -> OneTy<u32> { + 5u32 + //~^ ERROR expected generic type parameter, found `u32` +} + +fn concrete_lifetime() -> OneLifetime<'static> { + 6u32 + //~^ ERROR non-defining opaque type use in defining scope +} + +fn concrete_const() -> OneConst<{ 123 }> { + 7u32 + //~^ ERROR expected generic constant parameter, found `123` +} |