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Diffstat (limited to 'src/test/ui/regions/regions-assoc-type-region-bound.rs')
-rw-r--r-- | src/test/ui/regions/regions-assoc-type-region-bound.rs | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/src/test/ui/regions/regions-assoc-type-region-bound.rs b/src/test/ui/regions/regions-assoc-type-region-bound.rs new file mode 100644 index 000000000..cbb7d1726 --- /dev/null +++ b/src/test/ui/regions/regions-assoc-type-region-bound.rs @@ -0,0 +1,22 @@ +// run-pass +#![allow(dead_code)] +// Test that the compiler considers the 'a bound declared in the +// trait. Issue #20890. + +// pretty-expanded FIXME #23616 + +trait Foo<'a> { + type Value: 'a; + + fn get(&self) -> &'a Self::Value; +} + +fn takes_foo<'a,F: Foo<'a>>(f: &'a F) { + // This call would be illegal, because it results in &'a F::Value, + // and the only way we know that `F::Value : 'a` is because of the + // trait declaration. + + f.get(); +} + +fn main() { } |