diff --git a/compiler/rustc_middle/src/ty/adt.rs b/compiler/rustc_middle/src/ty/adt.rs index 66517c97a687e..d92b4f9c06beb 100644 --- a/compiler/rustc_middle/src/ty/adt.rs +++ b/compiler/rustc_middle/src/ty/adt.rs @@ -55,8 +55,6 @@ bitflags::bitflags! { const IS_UNSAFE_CELL = 1 << 9; /// Indicates whether the type is `UnsafePinned`. const IS_UNSAFE_PINNED = 1 << 10; - /// Indicates whether the type is anonymous. - const IS_ANONYMOUS = 1 << 11; } } rustc_data_structures::external_bitflags_debug! { AdtFlags } diff --git a/compiler/rustc_parse/src/parser/expr.rs b/compiler/rustc_parse/src/parser/expr.rs index df44b3cc23c86..71cc814cb500a 100644 --- a/compiler/rustc_parse/src/parser/expr.rs +++ b/compiler/rustc_parse/src/parser/expr.rs @@ -1884,13 +1884,15 @@ impl<'a> Parser<'a> { let mut expr = self.parse_expr_opt()?; if let Some(expr) = &mut expr { if label.is_some() - && matches!( - expr.kind, + && match &expr.kind { ExprKind::While(_, _, None) - | ExprKind::ForLoop { label: None, .. } - | ExprKind::Loop(_, None, _) - | ExprKind::Block(_, None) - ) + | ExprKind::ForLoop { label: None, .. } + | ExprKind::Loop(_, None, _) => true, + ExprKind::Block(block, None) => { + matches!(block.rules, BlockCheckMode::Default) + } + _ => false, + } { self.psess.buffer_lint( BREAK_WITH_LABEL_AND_LOOP, diff --git a/compiler/rustc_target/src/spec/targets/i686_win7_windows_msvc.rs b/compiler/rustc_target/src/spec/targets/i686_win7_windows_msvc.rs index 233a1c4fd7a54..91ab311109787 100644 --- a/compiler/rustc_target/src/spec/targets/i686_win7_windows_msvc.rs +++ b/compiler/rustc_target/src/spec/targets/i686_win7_windows_msvc.rs @@ -7,6 +7,12 @@ pub(crate) fn target() -> Target { base.cpu = "pentium4".into(); base.max_atomic_width = Some(64); base.supported_sanitizers = SanitizerSet::ADDRESS; + // On Windows 7 32-bit, the alignment characteristic of the TLS Directory + // don't appear to be respected by the PE Loader, leading to crashes. As + // a result, let's disable has_thread_local to make sure TLS goes through + // the emulation layer. + // See https://github.com/rust-lang/rust/issues/138903 + base.has_thread_local = false; base.add_pre_link_args( LinkerFlavor::Msvc(Lld::No), diff --git a/library/alloc/src/ffi/c_str.rs b/library/alloc/src/ffi/c_str.rs index f6743c6571095..ef8548d24293d 100644 --- a/library/alloc/src/ffi/c_str.rs +++ b/library/alloc/src/ffi/c_str.rs @@ -1116,7 +1116,7 @@ impl CStr { /// with the corresponding &[str] slice. Otherwise, it will /// replace any invalid UTF-8 sequences with /// [`U+FFFD REPLACEMENT CHARACTER`][U+FFFD] and return a - /// [Cow]::[Owned]\(&[str]) with the result. + /// [Cow]::[Owned]\([String]) with the result. /// /// [str]: prim@str "str" /// [Borrowed]: Cow::Borrowed diff --git a/library/core/src/ptr/const_ptr.rs b/library/core/src/ptr/const_ptr.rs index 0854e31c19979..2d869958b85cc 100644 --- a/library/core/src/ptr/const_ptr.rs +++ b/library/core/src/ptr/const_ptr.rs @@ -1739,3 +1739,11 @@ impl PartialOrd for *const T { *self >= *other } } + +#[stable(feature = "raw_ptr_default", since = "CURRENT_RUSTC_VERSION")] +impl Default for *const T { + /// Returns the default value of [`null()`][crate::ptr::null]. + fn default() -> Self { + crate::ptr::null() + } +} diff --git a/library/core/src/ptr/mut_ptr.rs b/library/core/src/ptr/mut_ptr.rs index e29774963db00..df49eedb35096 100644 --- a/library/core/src/ptr/mut_ptr.rs +++ b/library/core/src/ptr/mut_ptr.rs @@ -2156,3 +2156,11 @@ impl PartialOrd for *mut T { *self >= *other } } + +#[stable(feature = "raw_ptr_default", since = "CURRENT_RUSTC_VERSION")] +impl Default for *mut T { + /// Returns the default value of [`null_mut()`][crate::ptr::null_mut]. + fn default() -> Self { + crate::ptr::null_mut() + } +} diff --git a/library/coretests/tests/ptr.rs b/library/coretests/tests/ptr.rs index cc5f7946863a6..7d6e4eac1e21e 100644 --- a/library/coretests/tests/ptr.rs +++ b/library/coretests/tests/ptr.rs @@ -1020,3 +1020,20 @@ fn test_ptr_swap_nonoverlapping_is_untyped() { ptr_swap_nonoverlapping_is_untyped_inner(); const { ptr_swap_nonoverlapping_is_untyped_inner() }; } + +#[test] +fn test_ptr_default() { + #[derive(Default)] + struct PtrDefaultTest { + ptr: *const u64, + } + let default = PtrDefaultTest::default(); + assert!(default.ptr.is_null()); + + #[derive(Default)] + struct PtrMutDefaultTest { + ptr: *mut u64, + } + let default = PtrMutDefaultTest::default(); + assert!(default.ptr.is_null()); +} diff --git a/library/std/src/sys/fs/unix.rs b/library/std/src/sys/fs/unix.rs index 687fc322e598d..bc8817bac7044 100644 --- a/library/std/src/sys/fs/unix.rs +++ b/library/std/src/sys/fs/unix.rs @@ -12,10 +12,11 @@ use libc::c_char; all(target_os = "linux", not(target_env = "musl")), target_os = "android", target_os = "fuchsia", - target_os = "hurd" + target_os = "hurd", + target_os = "illumos", ))] use libc::dirfd; -#[cfg(target_os = "fuchsia")] +#[cfg(any(target_os = "fuchsia", target_os = "illumos"))] use libc::fstatat as fstatat64; #[cfg(any(all(target_os = "linux", not(target_env = "musl")), target_os = "hurd"))] use libc::fstatat64; @@ -892,7 +893,8 @@ impl DirEntry { all(target_os = "linux", not(target_env = "musl")), target_os = "android", target_os = "fuchsia", - target_os = "hurd" + target_os = "hurd", + target_os = "illumos", ), not(miri) // no dirfd on Miri ))] @@ -922,6 +924,7 @@ impl DirEntry { target_os = "android", target_os = "fuchsia", target_os = "hurd", + target_os = "illumos", )), miri ))] diff --git a/src/librustdoc/json/conversions.rs b/src/librustdoc/json/conversions.rs index dab23f8e42a3d..f446c9fbbd8b3 100644 --- a/src/librustdoc/json/conversions.rs +++ b/src/librustdoc/json/conversions.rs @@ -84,8 +84,8 @@ impl JsonRenderer<'_> { let lo = span.lo(self.sess()); Some(Span { filename: local_path, - begin: (lo.line, lo.col.to_usize()), - end: (hi.line, hi.col.to_usize()), + begin: (lo.line, lo.col.to_usize() + 1), + end: (hi.line, hi.col.to_usize() + 1), }) } else { None diff --git a/src/rustdoc-json-types/lib.rs b/src/rustdoc-json-types/lib.rs index 7247950545ad5..64223b5b75896 100644 --- a/src/rustdoc-json-types/lib.rs +++ b/src/rustdoc-json-types/lib.rs @@ -30,7 +30,7 @@ pub type FxHashMap = HashMap; // re-export for use in src/librustdoc /// This integer is incremented with every breaking change to the API, /// and is returned along with the JSON blob as [`Crate::format_version`]. /// Consuming code should assert that this value matches the format version(s) that it supports. -pub const FORMAT_VERSION: u32 = 44; +pub const FORMAT_VERSION: u32 = 45; /// The root of the emitted JSON blob. /// @@ -205,9 +205,9 @@ pub struct Item { pub struct Span { /// The path to the source file for this span relative to the path `rustdoc` was invoked with. pub filename: PathBuf, - /// Zero indexed Line and Column of the first character of the `Span` + /// One indexed Line and Column of the first character of the `Span`. pub begin: (usize, usize), - /// Zero indexed Line and Column of the last character of the `Span` + /// One indexed Line and Column of the last character of the `Span`. pub end: (usize, usize), } diff --git a/src/tools/nix-dev-shell/flake.nix b/src/tools/nix-dev-shell/flake.nix index 1b838bd2f7b37..b8287de5fcf09 100644 --- a/src/tools/nix-dev-shell/flake.nix +++ b/src/tools/nix-dev-shell/flake.nix @@ -1,32 +1,24 @@ { description = "rustc dev shell"; - inputs = { - nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable"; - flake-utils.url = "github:numtide/flake-utils"; - }; + inputs.nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable"; - outputs = { self, nixpkgs, flake-utils, ... }: - flake-utils.lib.eachDefaultSystem (system: - let - pkgs = import nixpkgs { inherit system; }; - x = import ./x { inherit pkgs; }; - in - { - devShells.default = with pkgs; mkShell { - name = "rustc-dev-shell"; - nativeBuildInputs = with pkgs; [ - binutils cmake ninja pkg-config python3 git curl cacert patchelf nix - ]; - buildInputs = with pkgs; [ - openssl glibc.out glibc.static x - ]; - # Avoid creating text files for ICEs. - RUSTC_ICE = "0"; - # Provide `libstdc++.so.6` for the self-contained lld. - # Provide `libz.so.1`. - LD_LIBRARY_PATH = "${with pkgs; lib.makeLibraryPath [stdenv.cc.cc.lib zlib]}"; - }; - } - ); + outputs = + { + self, + nixpkgs, + }: + let + inherit (nixpkgs) lib; + forEachSystem = lib.genAttrs lib.systems.flakeExposed; + in + { + devShells = forEachSystem (system: { + default = nixpkgs.legacyPackages.${system}.callPackage ./shell.nix { }; + }); + + packages = forEachSystem (system: { + default = nixpkgs.legacyPackages.${system}.callPackage ./x { }; + }); + }; } diff --git a/src/tools/nix-dev-shell/shell.nix b/src/tools/nix-dev-shell/shell.nix index a3f5969bd812d..0adbacf7e8d56 100644 --- a/src/tools/nix-dev-shell/shell.nix +++ b/src/tools/nix-dev-shell/shell.nix @@ -1,18 +1,26 @@ -{ pkgs ? import {} }: -let - x = import ./x { inherit pkgs; }; +{ + pkgs ? import { }, +}: +let + inherit (pkgs.lib) lists attrsets; + + x = pkgs.callPackage ./x { }; + inherit (x.passthru) cacert env; in pkgs.mkShell { - name = "rustc"; - nativeBuildInputs = with pkgs; [ - binutils cmake ninja pkg-config python3 git curl cacert patchelf nix - ]; - buildInputs = with pkgs; [ - openssl glibc.out glibc.static x - ]; - # Avoid creating text files for ICEs. - RUSTC_ICE = "0"; - # Provide `libstdc++.so.6` for the self-contained lld. - # Provide `libz.so.1` - LD_LIBRARY_PATH = "${with pkgs; lib.makeLibraryPath [stdenv.cc.cc.lib zlib]}"; + name = "rustc-shell"; + + inputsFrom = [ x ]; + packages = [ + pkgs.git + pkgs.nix + x + # Get the runtime deps of the x wrapper + ] ++ lists.flatten (attrsets.attrValues env); + + env = { + # Avoid creating text files for ICEs. + RUSTC_ICE = 0; + SSL_CERT_FILE = cacert; + }; } diff --git a/src/tools/nix-dev-shell/x/default.nix b/src/tools/nix-dev-shell/x/default.nix index e6dfbad6f19c8..422c1c4a2aed8 100644 --- a/src/tools/nix-dev-shell/x/default.nix +++ b/src/tools/nix-dev-shell/x/default.nix @@ -1,22 +1,83 @@ { - pkgs ? import { }, + pkgs, + lib, + stdenv, + rustc, + python3, + makeBinaryWrapper, + # Bootstrap + curl, + pkg-config, + libiconv, + openssl, + patchelf, + cacert, + zlib, + # LLVM Deps + ninja, + cmake, + glibc, }: -pkgs.stdenv.mkDerivation { - name = "x"; +stdenv.mkDerivation (self: { + strictDeps = true; + name = "x-none"; + + outputs = [ + "out" + "unwrapped" + ]; src = ./x.rs; dontUnpack = true; - nativeBuildInputs = with pkgs; [ rustc ]; + nativeBuildInputs = [ + rustc + makeBinaryWrapper + ]; + env.PYTHON = python3.interpreter; buildPhase = '' - PYTHON=${pkgs.lib.getExe pkgs.python3} rustc -Copt-level=3 --crate-name x $src --out-dir $out/bin + rustc -Copt-level=3 --crate-name x $src --out-dir $unwrapped/bin ''; - meta = with pkgs.lib; { + installPhase = + let + inherit (self.passthru) cacert env; + in + '' + makeWrapper $unwrapped/bin/x $out/bin/x \ + --set-default SSL_CERT_FILE ${cacert} \ + --prefix CPATH ";" "${lib.makeSearchPath "include" env.cpath}" \ + --prefix PATH : ${lib.makeBinPath env.path} \ + --prefix LD_LIBRARY_PATH : ${lib.makeLibraryPath env.ldLib} + ''; + + # For accessing them in the devshell + passthru = { + env = { + cpath = [ libiconv ]; + path = [ + python3 + patchelf + curl + pkg-config + cmake + ninja + stdenv.cc + ]; + ldLib = [ + openssl + zlib + stdenv.cc.cc.lib + ]; + }; + cacert = "${cacert}/etc/ssl/certs/ca-bundle.crt"; + }; + + meta = { description = "Helper for rust-lang/rust x.py"; homepage = "https://github.com/rust-lang/rust/blob/master/src/tools/x"; - license = licenses.mit; + license = lib.licenses.mit; mainProgram = "x"; }; -} +}) diff --git a/tests/rustdoc-json/impls/auto.rs b/tests/rustdoc-json/impls/auto.rs index f94f7338480bb..ce47d1be690f7 100644 --- a/tests/rustdoc-json/impls/auto.rs +++ b/tests/rustdoc-json/impls/auto.rs @@ -15,8 +15,8 @@ impl Foo { } // Testing spans, so all tests below code -//@ is "$.index[?(@.docs=='has span')].span.begin" "[13, 0]" -//@ is "$.index[?(@.docs=='has span')].span.end" "[15, 1]" +//@ is "$.index[?(@.docs=='has span')].span.begin" "[13, 1]" +//@ is "$.index[?(@.docs=='has span')].span.end" "[15, 2]" // FIXME: this doesn't work due to https://github.com/freestrings/jsonpath/issues/91 // is "$.index[?(@.inner.impl.is_synthetic==true)].span" null pub struct Foo; diff --git a/tests/rustdoc-json/span.rs b/tests/rustdoc-json/span.rs new file mode 100644 index 0000000000000..c96879d0e684a --- /dev/null +++ b/tests/rustdoc-json/span.rs @@ -0,0 +1,4 @@ +pub mod bar {} +// This test ensures that spans are 1-indexed. +//@ is "$.index[?(@.name=='span')].span.begin" "[1, 1]" +//@ is "$.index[?(@.name=='bar')].span.begin" "[1, 1]" diff --git a/tests/ui/lint/break-with-label-and-unsafe-block.rs b/tests/ui/lint/break-with-label-and-unsafe-block.rs new file mode 100644 index 0000000000000..a76a576147556 --- /dev/null +++ b/tests/ui/lint/break-with-label-and-unsafe-block.rs @@ -0,0 +1,11 @@ +//@ check-pass + +#![deny(break_with_label_and_loop)] + +unsafe fn foo() -> i32 { 42 } + +fn main () { + 'label: loop { + break 'label unsafe { foo() } + }; +}