Rustup to rustc 1.47.0-nightly (f9d422ea7 2020-08-04)

build_sysroot/Cargo.lock

@@ -1,5 +1,27 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
+[[package]]
+name = "addr2line"
+version = "0.13.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1b6a2d3371669ab3ca9797670853d61402b03d0b4b9ebf33d677dfa720203072"
+dependencies = [
+ "compiler_builtins",
+ "gimli",
+ "rustc-std-workspace-alloc",
+ "rustc-std-workspace-core",
+]
+
+[[package]]
+name = "adler"
+version = "0.2.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ee2a4ec343196209d6594e19543ae87a39f96d5534d7174822a3ad825dd6ed7e"
+dependencies = [
+ "compiler_builtins",
+ "rustc-std-workspace-core",
+]
+
 [[package]]
 name = "alloc"
 version = "0.0.0"
@@ -23,32 +45,6 @@ version = "0.1.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1d49d90015b3c36167a20fe2810c5cd875ad504b39cff3d4eae7977e6b7c1cb2"
 
-[[package]]
-name = "backtrace"
-version = "0.3.50"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "46254cf2fdcdf1badb5934448c1bcbe046a56537b3987d96c51a7afc5d03f293"
-dependencies = [
- "backtrace-sys",
- "cfg-if",
- "compiler_builtins",
- "libc",
- "rustc-demangle",
- "rustc-std-workspace-core",
-]
-
-[[package]]
-name = "backtrace-sys"
-version = "0.1.37"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "18fbebbe1c9d1f383a9cc7e8ccdb471b91c8d024ee9c2ca5b5346121fe8b4399"
-dependencies = [
- "cc",
- "compiler_builtins",
- "libc",
- "rustc-std-workspace-core",
-]
-
 [[package]]
 name = "cc"
 version = "1.0.58"
@@ -110,6 +106,17 @@ dependencies = [
  "unicode-width",
 ]
 
+[[package]]
+name = "gimli"
+version = "0.22.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "aaf91faf136cb47367fa430cd46e37a788775e7fa104f8b4bcb3861dc389b724"
+dependencies = [
+ "compiler_builtins",
+ "rustc-std-workspace-alloc",
+ "rustc-std-workspace-core",
+]
+
 [[package]]
 name = "hashbrown"
 version = "0.6.3"
@@ -135,13 +142,36 @@ dependencies = [
 
 [[package]]
 name = "libc"
-version = "0.2.73"
+version = "0.2.74"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bd7d4bd64732af4bf3a67f367c27df8520ad7e230c5817b8ff485864d80242b9"
+checksum = "a2f02823cf78b754822df5f7f268fb59822e7296276d3e069d8e8cb26a14bd10"
 dependencies = [
  "rustc-std-workspace-core",
 ]
 
+[[package]]
+name = "miniz_oxide"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "be0f75932c1f6cfae3c04000e40114adf955636e19040f9c0a2c380702aa1c7f"
+dependencies = [
+ "adler",
+ "compiler_builtins",
+ "rustc-std-workspace-alloc",
+ "rustc-std-workspace-core",
+]
+
+[[package]]
+name = "object"
+version = "0.20.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1ab52be62400ca80aa00285d25253d7f7c437b7375c4de678f5405d3afe82ca5"
+dependencies = [
+ "compiler_builtins",
+ "rustc-std-workspace-alloc",
+ "rustc-std-workspace-core",
+]
+
 [[package]]
 name = "panic_abort"
 version = "0.0.0"
@@ -206,8 +236,8 @@ dependencies = [
 name = "std"
 version = "0.0.0"
 dependencies = [
+ "addr2line",
  "alloc",
- "backtrace",
  "cfg-if",
  "compiler_builtins",
  "core",
@@ -216,8 +246,11 @@ dependencies = [
  "hashbrown",
  "hermit-abi",
  "libc",
+ "miniz_oxide",
+ "object",
  "panic_abort",
  "panic_unwind",
+ "rustc-demangle",
  "unwind",
  "wasi",
 ]

build_sysroot/alloc_system/lib.rs

@@ -72,102 +72,6 @@ use core::intrinsics;
 /// independently of the standard library’s global allocator.
 #[stable(feature = "alloc_system_type", since = "1.28.0")]
 pub struct System;
-#[unstable(feature = "allocator_api", issue = "32838")]
-unsafe impl AllocRef for System {
-    #[inline]
-    fn alloc(&mut self, layout: Layout, init: AllocInit) -> Result<MemoryBlock, AllocErr> {
-        unsafe {
-            let size = layout.size();
-            if size == 0 {
-                Ok(MemoryBlock { ptr: layout.dangling(), size: 0 })
-            } else {
-                let raw_ptr = match init {
-                    AllocInit::Uninitialized => GlobalAlloc::alloc(self, layout),
-                    AllocInit::Zeroed => GlobalAlloc::alloc_zeroed(self, layout),
-                };
-                let ptr = NonNull::new(raw_ptr).ok_or(AllocErr)?;
-                Ok(MemoryBlock { ptr, size })
-            }
-        }
-    }
-
-    #[inline]
-    unsafe fn dealloc(&mut self, ptr: NonNull<u8>, layout: Layout) {
-        if layout.size() != 0 {
-            GlobalAlloc::dealloc(self, ptr.as_ptr(), layout)
-        }
-    }
-
-    #[inline]
-    unsafe fn grow(
-        &mut self,
-        ptr: NonNull<u8>,
-        layout: Layout,
-        new_size: usize,
-        placement: ReallocPlacement,
-        init: AllocInit,
-    ) -> Result<MemoryBlock, AllocErr> {
-        let size = layout.size();
-        debug_assert!(
-            new_size >= size,
-            "`new_size` must be greater than or equal to `memory.size()`"
-        );
-
-        if size == new_size {
-            return Ok(MemoryBlock { ptr, size });
-        }
-
-        match placement {
-            ReallocPlacement::InPlace => Err(AllocErr),
-            ReallocPlacement::MayMove if layout.size() == 0 => {
-                let new_layout = Layout::from_size_align_unchecked(new_size, layout.align());
-                self.alloc(new_layout, init)
-            }
-            ReallocPlacement::MayMove => {
-                // `realloc` probably checks for `new_size > size` or something similar.
-                intrinsics::assume(new_size > size);
-                let ptr = GlobalAlloc::realloc(self, ptr.as_ptr(), layout, new_size);
-                let memory =
-                    MemoryBlock { ptr: NonNull::new(ptr).ok_or(AllocErr)?, size: new_size };
-                init.init_offset(memory, size);
-                Ok(memory)
-            }
-        }
-    }
-
-    #[inline]
-    unsafe fn shrink(
-        &mut self,
-        ptr: NonNull<u8>,
-        layout: Layout,
-        new_size: usize,
-        placement: ReallocPlacement,
-    ) -> Result<MemoryBlock, AllocErr> {
-        let size = layout.size();
-        debug_assert!(
-            new_size <= size,
-            "`new_size` must be smaller than or equal to `memory.size()`"
-        );
-
-        if size == new_size {
-            return Ok(MemoryBlock { ptr, size });
-        }
-
-        match placement {
-            ReallocPlacement::InPlace => Err(AllocErr),
-            ReallocPlacement::MayMove if new_size == 0 => {
-                self.dealloc(ptr, layout);
-                Ok(MemoryBlock { ptr: layout.dangling(), size: 0 })
-            }
-            ReallocPlacement::MayMove => {
-                // `realloc` probably checks for `new_size < size` or something similar.
-                intrinsics::assume(new_size < size);
-                let ptr = GlobalAlloc::realloc(self, ptr.as_ptr(), layout, new_size);
-                Ok(MemoryBlock { ptr: NonNull::new(ptr).ok_or(AllocErr)?, size: new_size })
-            }
-        }
-    }
-}
 #[cfg(any(windows, unix, target_os = "cloudabi", target_os = "redox"))]
 mod realloc_fallback {
     use core::alloc::{GlobalAlloc, Layout};

rust-toolchain

@@ -1 +1 @@
-nightly-2020-07-30
+nightly-2020-08-05

src/lib.rs

@@ -1,5 +1,4 @@
 #![feature(rustc_private, decl_macro, type_alias_impl_trait, associated_type_bounds, never_type)]
-#![allow(intra_doc_link_resolution_failure)]
 #![warn(rust_2018_idioms)]
 #![warn(unused_lifetimes)]