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Diffstat (limited to 'src/test/ui/traits/inheritance/cross-trait-call.rs')
-rw-r--r-- | src/test/ui/traits/inheritance/cross-trait-call.rs | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/src/test/ui/traits/inheritance/cross-trait-call.rs b/src/test/ui/traits/inheritance/cross-trait-call.rs new file mode 100644 index 000000000..512c928ca --- /dev/null +++ b/src/test/ui/traits/inheritance/cross-trait-call.rs @@ -0,0 +1,19 @@ +// run-pass +#![allow(dead_code)] + +trait Foo { fn f(&self) -> isize; } +trait Bar : Foo { fn g(&self) -> isize; } + +struct A { x: isize } + +impl Foo for A { fn f(&self) -> isize { 10 } } + +impl Bar for A { + // Testing that this impl can call the impl of Foo + fn g(&self) -> isize { self.f() } +} + +pub fn main() { + let a = &A { x: 3 }; + assert_eq!(a.g(), 10); +} |