diff options
Diffstat (limited to 'tests/ui/traits/next-solver/dont-ice-on-assoc-projection.rs')
-rw-r--r-- | tests/ui/traits/next-solver/dont-ice-on-assoc-projection.rs | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/tests/ui/traits/next-solver/dont-ice-on-assoc-projection.rs b/tests/ui/traits/next-solver/dont-ice-on-assoc-projection.rs new file mode 100644 index 000000000..1e1ef8c23 --- /dev/null +++ b/tests/ui/traits/next-solver/dont-ice-on-assoc-projection.rs @@ -0,0 +1,19 @@ +// compile-flags: -Znext-solver=coherence + +// Makes sure we don't ICE on associated const projection when the feature gate +// is not enabled, since we should avoid encountering ICEs on stable if possible. + +trait Bar { + const ASSOC: usize; +} +impl Bar for () { + const ASSOC: usize = 1; +} + +trait Foo {} +impl Foo for () {} +impl<T> Foo for T where T: Bar<ASSOC = 0> {} +//~^ ERROR associated const equality is incomplete +//~| ERROR conflicting implementations of trait `Foo` for type `()` + +fn main() {} |