Rollup merge of rust-lang#125261 - matthiaskrgr:from_ashes_to_crashes…

…, r=jieyouxu

crashes: add more

r? `@jieyouxu`

tests/crashes/124833.rs

@@ -0,0 +1,10 @@
+//@ known-bug: rust-lang/rust#124833
+#![feature(generic_const_items)]
+
+trait Trait {
+    const C<'a>: &'a str;
+}
+
+impl Trait for () {
+    const C<'a>:  = "C";
+}

tests/crashes/124857.rs

@@ -0,0 +1,11 @@
+//@ known-bug: rust-lang/rust#124857
+//@ compile-flags: -Znext-solver=coherence
+
+#![feature(effects)]
+
+#[const_trait]
+trait Foo {}
+
+impl const Foo for i32 {}
+
+impl<T> const Foo for T where T: ~const Foo {}

tests/crashes/124891.rs

@@ -0,0 +1,22 @@
+//@ known-bug: rust-lang/rust#124891
+
+type Tait = impl FnOnce() -> ();
+
+fn reify_as_tait() -> Thunk<Tait> {
+    Thunk::new(|cont| cont)
+}
+
+struct Thunk<F>(F);
+
+impl<F> Thunk<F> {
+    fn new(f: F)
+    where
+        F: ContFn,
+    {
+        todo!();
+    }
+}
+
+trait ContFn {}
+
+impl<F: FnOnce(Tait) -> ()> ContFn for F {}

tests/crashes/124894.rs

@@ -0,0 +1,11 @@
+//@ known-bug: rust-lang/rust#124894
+//@ compile-flags: -Znext-solver=coherence
+
+#![feature(generic_const_exprs)]
+
+pub trait IsTrue<const mem: bool> {}
+impl<T> IsZST for T where (): IsTrue<{ std::mem::size_of::<T>() == 0 }> {}
+
+pub trait IsZST {}
+
+impl IsZST for IsZST {}

tests/crashes/125081.rs

@@ -0,0 +1,7 @@
+//@ known-bug: rust-lang/rust#125081
+
+use std::cell::Cell;
+
+fn main() {
+    let _: Cell<&str, "a"> = Cell::new('β);
+}

tests/crashes/125099.rs

@@ -0,0 +1,24 @@
+//@ known-bug: rust-lang/rust#125099
+
+pub trait ContFn<T>: Fn(T) -> Self::Future {
+    type Future;
+}
+impl<T, F> ContFn<T> for F
+where
+    F: Fn(T),
+{
+    type Future = ();
+}
+
+pub trait SeqHandler {
+    type Requires;
+    fn process<F: ContFn<Self::Requires>>() -> impl Sized;
+}
+
+pub struct ConvertToU64;
+impl SeqHandler for ConvertToU64 {
+    type Requires = u64;
+    fn process<F: ContFn<Self::Requires>>() -> impl Sized {}
+}
+
+fn main() {}

tests/crashes/125155.rs

@@ -0,0 +1,17 @@
+//@ known-bug: rust-lang/rust#125155
+
+enum NestedEnum {
+    First,
+    Second,
+    Third
+}
+enum Enum {
+    Variant2(Option<*mut &'a &'b ()>)
+}
+
+
+fn foo(x: Enum) -> isize {
+    match x {
+      Enum::Variant2(NestedEnum::Third) => 4,
+    }
+}

tests/crashes/125185.rs

@@ -0,0 +1,16 @@
+//@ known-bug: rust-lang/rust#125185
+//@ compile-flags: -Zvalidate-mir
+
+type Foo = impl Send;
+
+struct A;
+
+const VALUE: Foo = value();
+
+fn test(foo: Foo<'a>, f: impl for<'b> FnMut()) {
+    match VALUE {
+        0 | 0 => {}
+
+        _ => (),
+    }
+}

tests/crashes/125249.rs

@@ -0,0 +1,8 @@
+//@ known-bug: rust-lang/rust#125185
+#![feature(return_position_impl_trait_in_trait, return_type_notation)]
+
+trait IntFactory {
+    fn stream(&self) -> impl IntFactory<stream(): IntFactory<stream(): Send> + Send>;
+}
+
+pub fn main() {}