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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:13 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:13 +0000 |
commit | 218caa410aa38c29984be31a5229b9fa717560ee (patch) | |
tree | c54bd55eeb6e4c508940a30e94c0032fbd45d677 /tests/ui/coherence/coherence-with-generator.rs | |
parent | Releasing progress-linux version 1.67.1+dfsg1-1~progress7.99u1. (diff) | |
download | rustc-218caa410aa38c29984be31a5229b9fa717560ee.tar.xz rustc-218caa410aa38c29984be31a5229b9fa717560ee.zip |
Merging upstream version 1.68.2+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/ui/coherence/coherence-with-generator.rs')
-rw-r--r-- | tests/ui/coherence/coherence-with-generator.rs | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/tests/ui/coherence/coherence-with-generator.rs b/tests/ui/coherence/coherence-with-generator.rs new file mode 100644 index 000000000..5eb8dc2a4 --- /dev/null +++ b/tests/ui/coherence/coherence-with-generator.rs @@ -0,0 +1,24 @@ +// Test that encountering closures during coherence does not cause issues. +#![feature(type_alias_impl_trait, generators)] +#![cfg_attr(specialized, feature(specialization))] +#![allow(incomplete_features)] + +// revisions: stock specialized +// [specialized]check-pass + +type OpaqueGenerator = impl Sized; +fn defining_use() -> OpaqueGenerator { + || { + for i in 0..10 { + yield i; + } + } +} + +struct Wrapper<T>(T); +trait Trait {} +impl Trait for Wrapper<OpaqueGenerator> {} +impl<T: Sync> Trait for Wrapper<T> {} +//[stock]~^ ERROR conflicting implementations of trait `Trait` for type `Wrapper<OpaqueGenerator>` + +fn main() {} |