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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/regions/regions-normalize-in-where-clause-list.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 'src/test/ui/regions/regions-normalize-in-where-clause-list.rs')
-rw-r--r-- | src/test/ui/regions/regions-normalize-in-where-clause-list.rs | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/src/test/ui/regions/regions-normalize-in-where-clause-list.rs b/src/test/ui/regions/regions-normalize-in-where-clause-list.rs new file mode 100644 index 000000000..389f82e79 --- /dev/null +++ b/src/test/ui/regions/regions-normalize-in-where-clause-list.rs @@ -0,0 +1,31 @@ +// Test that we are able to normalize in the list of where-clauses, +// even if `'a: 'b` is required. + +trait Project<'a, 'b> { + type Item; +} + +impl<'a, 'b> Project<'a, 'b> for () +where + 'a: 'b, +{ + type Item = (); +} + +// No error here, we have 'a: 'b. We used to report an error here +// though, see https://github.com/rust-lang/rust/issues/45937. +fn foo<'a: 'b, 'b>() +where + <() as Project<'a, 'b>>::Item: Eq, +{ +} + +// Here we get an error: we need `'a: 'b`. +fn bar<'a, 'b>() +//~^ ERROR cannot infer +where + <() as Project<'a, 'b>>::Item: Eq, +{ +} + +fn main() {} |