Stabilize unsafe_op_in_unsafe_fn lint

Author: LeSeulArtichaut

alloc/src/lib.rs

@@ -128,7 +128,7 @@
 #![feature(trusted_len)]
 #![feature(unboxed_closures)]
 #![feature(unicode_internals)]
-#![feature(unsafe_block_in_unsafe_fn)]
+#![cfg_attr(bootstrap, feature(unsafe_block_in_unsafe_fn))]
 #![feature(unsize)]
 #![feature(unsized_fn_params)]
 #![feature(allocator_internals)]

core/src/lib.rs

@@ -162,8 +162,8 @@
 #![feature(const_caller_location)]
 #![feature(slice_ptr_get)]
 #![feature(no_niche)] // rust-lang/rust#68303
-#![feature(unsafe_block_in_unsafe_fn)]
 #![feature(int_error_matching)]
+#![cfg_attr(bootstrap, feature(unsafe_block_in_unsafe_fn))]
 #![deny(unsafe_op_in_unsafe_fn)]
 
 #[prelude_import]

core/tests/lib.rs

@@ -71,16 +71,16 @@
 #![feature(peekable_peek_mut)]
 #![cfg_attr(not(bootstrap), feature(ptr_metadata))]
 #![feature(once_cell)]
-#![feature(unsafe_block_in_unsafe_fn)]
 #![feature(unsized_tuple_coercion)]
 #![feature(int_bits_const)]
 #![feature(nonzero_leading_trailing_zeros)]
 #![feature(const_option)]
 #![feature(integer_atomics)]
 #![feature(slice_group_by)]
 #![feature(trusted_random_access)]
-#![deny(unsafe_op_in_unsafe_fn)]
+#![cfg_attr(bootstrap, feature(unsafe_block_in_unsafe_fn))]
 #![cfg_attr(not(bootstrap), feature(unsize))]
+#![deny(unsafe_op_in_unsafe_fn)]
 
 extern crate test;
 

std/src/lib.rs

@@ -324,7 +324,7 @@
 #![feature(try_blocks)]
 #![feature(try_reserve)]
 #![feature(unboxed_closures)]
-#![feature(unsafe_block_in_unsafe_fn)]
+#![cfg_attr(bootstrap, feature(unsafe_block_in_unsafe_fn))]
 #![feature(unsafe_cell_raw_get)]
 #![feature(unwind_attributes)]
 #![feature(vec_into_raw_parts)]