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Diffstat (limited to 'tests/ui/traits/early-vtbl-resolution.rs')
-rw-r--r-- | tests/ui/traits/early-vtbl-resolution.rs | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/tests/ui/traits/early-vtbl-resolution.rs b/tests/ui/traits/early-vtbl-resolution.rs new file mode 100644 index 000000000..f4b69c140 --- /dev/null +++ b/tests/ui/traits/early-vtbl-resolution.rs @@ -0,0 +1,19 @@ +// run-pass + +#![allow(non_camel_case_types)] +#![allow(dead_code)] +// pretty-expanded FIXME #23616 + +trait thing<A> { + fn foo(&self) -> Option<A>; +} +impl<A> thing<A> for isize { + fn foo(&self) -> Option<A> { None } +} +fn foo_func<A, B: thing<A>>(x: B) -> Option<A> { x.foo() } + +struct A { a: isize } + +pub fn main() { + let _x: Option<f64> = foo_func(0); +} |