From 218caa410aa38c29984be31a5229b9fa717560ee Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 17 Apr 2024 14:19:13 +0200 Subject: Merging upstream version 1.68.2+dfsg1. Signed-off-by: Daniel Baumann --- tests/ui/traits/alias/self-in-generics.rs | 15 +++++++++++++++ 1 file changed, 15 insertions(+) create mode 100644 tests/ui/traits/alias/self-in-generics.rs (limited to 'tests/ui/traits/alias/self-in-generics.rs') diff --git a/tests/ui/traits/alias/self-in-generics.rs b/tests/ui/traits/alias/self-in-generics.rs new file mode 100644 index 000000000..0bb6335f9 --- /dev/null +++ b/tests/ui/traits/alias/self-in-generics.rs @@ -0,0 +1,15 @@ +// astconv uses `FreshTy(0)` as a dummy `Self` type when instanciating trait objects. +// This `FreshTy(0)` can leak into substs, causing ICEs in several places. +// Using `save-analysis` triggers type-checking `f` that would be normally skipped +// as `type_of` emitted an error. +// +// compile-flags: -Zsave-analysis + +#![feature(trait_alias)] + +pub trait SelfInput = Fn(&mut Self); + +pub fn f(_f: &dyn SelfInput) {} +//~^ ERROR the trait alias `SelfInput` cannot be made into an object [E0038] + +fn main() {} -- cgit v1.2.3