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| author | Albert Larsan <74931857+albertlarsan68@users.noreply.github.com> | 2023-01-05 09:13:28 +0100 |
|---|---|---|
| committer | Albert Larsan <74931857+albertlarsan68@users.noreply.github.com> | 2023-01-11 09:32:08 +0000 |
| commit | cf2dff2b1e3fa55fa5415d524200070d0d7aacfe (patch) | |
| tree | 40a88d9a46aaf3e8870676eb2538378b75a263eb /tests/ui/methods/method-trait-object-with-hrtb.rs | |
| parent | ca855e6e42787ecd062d81d53336fe6788ef51a9 (diff) | |
| download | rust-cf2dff2b1e3fa55fa5415d524200070d0d7aacfe.tar.gz rust-cf2dff2b1e3fa55fa5415d524200070d0d7aacfe.zip | |
Move /src/test to /tests
Diffstat (limited to 'tests/ui/methods/method-trait-object-with-hrtb.rs')
| -rw-r--r-- | tests/ui/methods/method-trait-object-with-hrtb.rs | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/tests/ui/methods/method-trait-object-with-hrtb.rs b/tests/ui/methods/method-trait-object-with-hrtb.rs new file mode 100644 index 00000000000..d1bee676c2f --- /dev/null +++ b/tests/ui/methods/method-trait-object-with-hrtb.rs @@ -0,0 +1,41 @@ +// build-pass (FIXME(62277): could be check-pass?) + +// Check that method probing ObjectCandidate works in the presence of +// auto traits and/or HRTBs. + +mod internal { + pub trait MyObject<'a> { + type Output; + + fn foo(&self) -> Self::Output; + } + + impl<'a> MyObject<'a> for () { + type Output = &'a u32; + + fn foo(&self) -> Self::Output { &4 } + } +} + +fn t1(d: &dyn for<'a> internal::MyObject<'a, Output=&'a u32>) { + d.foo(); +} + +fn t2(d: &dyn internal::MyObject<'static, Output=&'static u32>) { + d.foo(); +} + +fn t3(d: &(dyn for<'a> internal::MyObject<'a, Output=&'a u32> + Sync)) { + d.foo(); +} + +fn t4(d: &(dyn internal::MyObject<'static, Output=&'static u32> + Sync)) { + d.foo(); +} + +fn main() { + t1(&()); + t2(&()); + t3(&()); + t4(&()); +} |
