Rustup to rustc 1.52.0-nightly (83b30a6 2021-02-20)

Author: bjorn3

build_sysroot/Cargo.lock

@@ -1,22 +1,12 @@
 // Adapted from rustc run-pass test suite
 
-#![feature(no_core, arbitrary_self_types, box_syntax)]
+#![feature(arbitrary_self_types, unsize, coerce_unsized, dispatch_from_dyn)]
 #![feature(rustc_attrs)]
 
-#![feature(start, lang_items)]
-#![no_core]
-
-extern crate mini_core;
-
-use mini_core::*;
-
-macro_rules! assert_eq {
-    ($l:expr, $r: expr) => {
-        if $l != $r {
-            panic(stringify!($l != $r));
-        }
-    }
-}
+use std::{
+    ops::{Deref, CoerceUnsized, DispatchFromDyn},
+    marker::Unsize,
+};
 
 struct Ptr<T: ?Sized>(Box<T>);
 
@@ -67,16 +57,13 @@ impl Trait for i32 {
     }
 }
 
-#[start]
-fn main(_: isize, _: *const *const u8) -> isize {
-    let pw = Ptr(box Wrapper(5)) as Ptr<Wrapper<dyn Trait>>;
+fn main() {
+    let pw = Ptr(Box::new(Wrapper(5))) as Ptr<Wrapper<dyn Trait>>;
     assert_eq!(pw.ptr_wrapper(), 5);
 
-    let wp = Wrapper(Ptr(box 6)) as Wrapper<Ptr<dyn Trait>>;
+    let wp = Wrapper(Ptr(Box::new(6))) as Wrapper<Ptr<dyn Trait>>;
     assert_eq!(wp.wrapper_ptr(), 6);
 
-    let wpw = Wrapper(Ptr(box Wrapper(7))) as Wrapper<Ptr<Wrapper<dyn Trait>>>;
+    let wpw = Wrapper(Ptr(Box::new(Wrapper(7)))) as Wrapper<Ptr<Wrapper<dyn Trait>>>;
     assert_eq!(wpw.wrapper_ptr_wrapper(), 7);
-
-    0
 }

example/arbitrary_self_types_pointers_and_wrappers.rs

@@ -1 +1 @@
-nightly-2021-02-09
+nightly-2021-02-21

rust-toolchain

@@ -27,13 +27,13 @@ function no_sysroot_tests() {
     $MY_RUSTC example/mini_core_hello_world.rs --crate-name mini_core_hello_world --crate-type bin -g --target "$TARGET_TRIPLE"
     $RUN_WRAPPER ./target/out/mini_core_hello_world abc bcd
     # (echo "break set -n main"; echo "run"; sleep 1; echo "si -c 10"; sleep 1; echo "frame variable") | lldb -- ./target/out/mini_core_hello_world abc bcd
+}
 
+function base_sysroot_tests() {
     echo "[AOT] arbitrary_self_types_pointers_and_wrappers"
     $MY_RUSTC example/arbitrary_self_types_pointers_and_wrappers.rs --crate-name arbitrary_self_types_pointers_and_wrappers --crate-type bin --target "$TARGET_TRIPLE"
     $RUN_WRAPPER ./target/out/arbitrary_self_types_pointers_and_wrappers
-}
 
-function base_sysroot_tests() {
     echo "[AOT] alloc_system"
     $MY_RUSTC example/alloc_system.rs --crate-type lib --target "$TARGET_TRIPLE"