Add some ICEs (#857)

Co-authored-by: Yuki Okushi <yuki.okushi@huawei.com>

Author: fanninpm

ices/86528.sh

@@ -0,0 +1,9 @@
+#!/bin/bash
+
+rustc -Z print-type-sizes --crate-type lib - <<'EOF'
+use std::str::FromStr;
+
+pub fn foo() {
+    f64::from_str("");
+}
+EOF

ices/86535.rs

@@ -0,0 +1,4 @@
+#![feature(box_syntax)]
+fn main() {
+    let _: Box<[isize]> = box { loop {} };
+}

ices/86642.rs

@@ -0,0 +1,27 @@
+#![feature(impl_trait_in_bindings)]
+#![allow(incomplete_features)]
+
+macro_rules! seq {
+    ($( $x:expr ),*) => {
+        move |source| {
+            $(
+                let source = $x(source)?;
+            )*
+            Ok(source)
+        }
+    };
+}
+
+macro_rules! alt {
+    ($first:expr, $( $rest:expr ),*) => {
+        move |source| {
+            let res = $first(source);
+            $(
+                let res = res.or($rest(source));
+            )*
+            res
+        }
+    };
+}
+
+static x: impl Fn(&str) -> Result<&str, ()> = alt!(seq!(), seq!());

ices/86703.sh

@@ -0,0 +1,19 @@
+#!/bin/bash
+
+rustc -C link-dead-code - <<'EOF'
+trait Yokeable<'a> {
+    type Output: 'a;
+}
+
+fn project(_: for<'a> fn(<() as Yokeable<'a>>::Output)) {}
+
+impl<'a> Yokeable<'a> for () {
+    type Output = ();
+}
+
+fn crash() {
+    project(|_| {});
+}
+
+fn main() {}
+EOF

ices/86719.rs

@@ -0,0 +1,9 @@
+trait Bar {
+    type E;
+}
+impl<S> Bar for S {
+    type E = impl ;
+    fn foo() -> Self::E {
+        |_| true
+    }
+}

ices/86720.rs

@@ -0,0 +1,8 @@
+#![crate_type = "staticlib"]
+#![feature(core_intrinsics)]
+use std::intrinsics::rustc_peek;
+#[no_mangle]
+fn foo() -> i32 {
+    let x = 0;
+    rustc_peek(x)
+}

ices/86756.rs

@@ -0,0 +1,4 @@
+trait Foo<T, T = T> {}
+fn eq<A, B>() {
+    eq::<dyn, Foo>
+}