Remove Rust 1.24.0 in favor of 1.24.1

The Rust maintainers released 1.24.1 because several minor regressions
were found in the 1.24.0 release that collectively merited an updated
release.

Jenkinsfile

@@ -1,4 +1,4 @@
-def targets = [ 'qemux86', 'qemux86-64', 'qemuarm', 'qemuarm64' ]
+def targets = [ 'qemux86', 'qemux86-64', 'qemuarm', 'qemuarm64', 'qemumips' ]
 
 def machine_builds = [:]
 
@@ -15,7 +15,7 @@ for (int i = 0; i < targets.size(); i++) {
                     sh "./scripts/setup-env.sh"
                 }
                 stage("fetch $machine") {
-                    sh "GIT_LOCAL_REF_DIR=/srv/git-cache/ ./scripts/fetch.sh master"
+                    sh "GIT_LOCAL_REF_DIR=/srv/git-cache/ ./scripts/fetch.sh rocko"
                 }
                 stage("build $machine") {
                     sh "MACHINE=${machine} ./scripts/build.sh"
@@ -25,7 +25,7 @@ for (int i = 0; i < targets.size(); i++) {
                 throw e
             } finally {
                 stage("push build cache $machine") {
-                    sh "./scripts/publish-build-cache.sh master"
+                    sh "./scripts/publish-build-cache.sh rocko"
                 }
                 stage("cleanup $machine") {
                     sh "./scripts/cleanup-env.sh"

classes/rust-common.bbclass

@@ -5,9 +5,11 @@ FILES_${PN}-dev += "${rustlibdir}/*.rlib"
 FILES_${PN}-dbg += "${rustlibdir}/.debug"
 
 RUSTLIB = "-L ${STAGING_LIBDIR}/rust"
-RUSTFLAGS += "${RUSTLIB}"
+RUST_DEBUG_REMAP = "-Zremap-path-prefix-from=${WORKDIR} -Zremap-path-prefix-to=/usr/src/debug/${PN}/${EXTENDPE}${PV}-${PR}"
+RUSTFLAGS += "${RUSTLIB} ${RUST_DEBUG_REMAP}"
 RUSTLIB_DEP ?= "libstd-rs"
 RUST_TARGET_PATH = "${STAGING_LIBDIR_NATIVE}/rustlib"
+RUST_PANIC_STRATEGY ?= "unwind"
 
 # Responsible for taking Yocto triples and converting it to Rust triples
 

recipes-devtools/cargo/cargo-0.25.0.inc

@@ -0,0 +1,12 @@
+CARGO_SNAPSHOT = "cargo-0.24.0-${RUST_BUILD_SYS}"
+
+SRC_URI[cargo-snapshot.md5sum] = "830041cfc8627d3f7187954993449cf9"
+SRC_URI[cargo-snapshot.sha256sum] = "ff8a454104aba20426ea898ed7515ec5da7de07d11733cdda17462455beb76e8"
+
+SRC_URI += "\
+    https://static.rust-lang.org/dist/${CARGO_SNAPSHOT}.tar.gz;name=cargo-snapshot \
+"
+
+# When building cargo-native we don't have a built cargo to use so we must use
+# the snapshot to bootstrap the build of cargo
+CARGO_class-native = "${WORKDIR}/${CARGO_SNAPSHOT}/cargo/bin/cargo"

recipes-devtools/cargo/cargo_0.25.0.bb

@@ -0,0 +1,167 @@
+# Auto-Generated by cargo-bitbake 0.3.10-pre
+#
+inherit cargo
+
+# If this is git based prefer versioned ones if they exist
+# DEFAULT_PREFERENCE = "-1"
+
+# how to get cargo could be as easy as but default to a git checkout:
+# SRC_URI += "crate://crates.io/cargo/0.25.0"
+SRC_URI += "git://github.com/rust-lang/cargo;protocol=http;branch=rust-1.24.0"
+SRCREV = "8c93e089536467783957fec23b0f2627bb6ce357"
+S = "${WORKDIR}/git"
+CARGO_SRC_DIR=""
+
+# please note if you have entries that do not begin with crate://
+# you must change them to how that package can be fetched
+SRC_URI += " \
+crate://crates.io/advapi32-sys/0.2.0 \
+crate://crates.io/aho-corasick/0.5.3 \
+crate://crates.io/aho-corasick/0.6.4 \
+crate://crates.io/atty/0.2.6 \
+crate://crates.io/backtrace-sys/0.1.16 \
+crate://crates.io/backtrace/0.3.5 \
+crate://crates.io/bitflags/0.9.1 \
+crate://crates.io/bitflags/1.0.1 \
+crate://crates.io/bufstream/0.1.3 \
+crate://crates.io/cc/1.0.4 \
+crate://crates.io/cfg-if/0.1.2 \
+crate://crates.io/cmake/0.1.29 \
+crate://crates.io/commoncrypto-sys/0.2.0 \
+crate://crates.io/commoncrypto/0.2.0 \
+crate://crates.io/core-foundation-sys/0.4.6 \
+crate://crates.io/core-foundation/0.4.6 \
+crate://crates.io/crossbeam/0.2.12 \
+crate://crates.io/crossbeam/0.3.2 \
+crate://crates.io/crypto-hash/0.3.0 \
+crate://crates.io/curl-sys/0.4.1 \
+crate://crates.io/curl/0.4.11 \
+crate://crates.io/docopt/0.8.3 \
+crate://crates.io/dtoa/0.4.2 \
+crate://crates.io/env_logger/0.4.3 \
+crate://crates.io/failure/0.1.1 \
+crate://crates.io/failure_derive/0.1.1 \
+crate://crates.io/filetime/0.1.15 \
+crate://crates.io/flate2/1.0.1 \
+crate://crates.io/fnv/1.0.6 \
+crate://crates.io/foreign-types-shared/0.1.1 \
+crate://crates.io/foreign-types/0.3.2 \
+crate://crates.io/fs2/0.4.3 \
+crate://crates.io/fuchsia-zircon-sys/0.3.3 \
+crate://crates.io/fuchsia-zircon/0.3.3 \
+crate://crates.io/git2-curl/0.7.0 \
+crate://crates.io/git2/0.6.11 \
+crate://crates.io/glob/0.2.11 \
+crate://crates.io/globset/0.2.1 \
+crate://crates.io/hamcrest/0.1.1 \
+crate://crates.io/hex/0.2.0 \
+crate://crates.io/home/0.3.0 \
+crate://crates.io/idna/0.1.4 \
+crate://crates.io/ignore/0.2.2 \
+crate://crates.io/itoa/0.3.4 \
+crate://crates.io/jobserver/0.1.9 \
+crate://crates.io/kernel32-sys/0.2.2 \
+crate://crates.io/lazy_static/0.2.11 \
+crate://crates.io/lazy_static/1.0.0 \
+crate://crates.io/libc/0.2.36 \
+crate://crates.io/libgit2-sys/0.6.19 \
+crate://crates.io/libssh2-sys/0.2.6 \
+crate://crates.io/libz-sys/1.0.18 \
+crate://crates.io/log/0.3.9 \
+crate://crates.io/log/0.4.1 \
+crate://crates.io/matches/0.1.6 \
+crate://crates.io/memchr/0.1.11 \
+crate://crates.io/memchr/1.0.2 \
+crate://crates.io/memchr/2.0.1 \
+crate://crates.io/miniz-sys/0.1.10 \
+crate://crates.io/miow/0.2.1 \
+crate://crates.io/net2/0.2.31 \
+crate://crates.io/num-bigint/0.1.43 \
+crate://crates.io/num-complex/0.1.42 \
+crate://crates.io/num-integer/0.1.36 \
+crate://crates.io/num-iter/0.1.35 \
+crate://crates.io/num-rational/0.1.42 \
+crate://crates.io/num-traits/0.1.43 \
+crate://crates.io/num-traits/0.2.0 \
+crate://crates.io/num/0.1.42 \
+crate://crates.io/num_cpus/1.8.0 \
+crate://crates.io/openssl-probe/0.1.2 \
+crate://crates.io/openssl-sys/0.9.26 \
+crate://crates.io/openssl/0.9.24 \
+crate://crates.io/percent-encoding/1.0.1 \
+crate://crates.io/pkg-config/0.3.9 \
+crate://crates.io/psapi-sys/0.1.1 \
+crate://crates.io/quote/0.3.15 \
+crate://crates.io/rand/0.3.22 \
+crate://crates.io/rand/0.4.2 \
+crate://crates.io/redox_syscall/0.1.37 \
+crate://crates.io/redox_termios/0.1.1 \
+crate://crates.io/regex-syntax/0.3.9 \
+crate://crates.io/regex-syntax/0.4.2 \
+crate://crates.io/regex/0.1.80 \
+crate://crates.io/regex/0.2.6 \
+crate://crates.io/remove_dir_all/0.3.0 \
+crate://crates.io/rustc-demangle/0.1.6 \
+crate://crates.io/rustc-serialize/0.3.24 \
+crate://crates.io/same-file/0.1.3 \
+crate://crates.io/schannel/0.1.10 \
+crate://crates.io/scoped-tls/0.1.0 \
+crate://crates.io/scopeguard/0.1.2 \
+crate://crates.io/semver-parser/0.7.0 \
+crate://crates.io/semver/0.8.0 \
+crate://crates.io/serde/1.0.27 \
+crate://crates.io/serde_derive/1.0.27 \
+crate://crates.io/serde_derive_internals/0.19.0 \
+crate://crates.io/serde_ignored/0.0.4 \
+crate://crates.io/serde_json/1.0.9 \
+crate://crates.io/shell-escape/0.1.3 \
+crate://crates.io/socket2/0.3.1 \
+crate://crates.io/strsim/0.6.0 \
+crate://crates.io/syn/0.11.11 \
+crate://crates.io/synom/0.11.3 \
+crate://crates.io/synstructure/0.6.1 \
+crate://crates.io/tar/0.4.14 \
+crate://crates.io/tempdir/0.3.6 \
+crate://crates.io/termcolor/0.3.4 \
+crate://crates.io/termion/1.5.1 \
+crate://crates.io/thread-id/2.0.0 \
+crate://crates.io/thread_local/0.2.7 \
+crate://crates.io/thread_local/0.3.5 \
+crate://crates.io/toml/0.4.5 \
+crate://crates.io/unicode-bidi/0.3.4 \
+crate://crates.io/unicode-normalization/0.1.5 \
+crate://crates.io/unicode-xid/0.0.4 \
+crate://crates.io/unreachable/1.0.0 \
+crate://crates.io/url/1.6.0 \
+crate://crates.io/userenv-sys/0.2.0 \
+crate://crates.io/utf8-ranges/0.1.3 \
+crate://crates.io/utf8-ranges/1.0.0 \
+crate://crates.io/vcpkg/0.2.2 \
+crate://crates.io/void/1.0.2 \
+crate://crates.io/walkdir/1.0.7 \
+crate://crates.io/winapi-build/0.1.1 \
+crate://crates.io/winapi-i686-pc-windows-gnu/0.4.0 \
+crate://crates.io/winapi-x86_64-pc-windows-gnu/0.4.0 \
+crate://crates.io/winapi/0.2.8 \
+crate://crates.io/winapi/0.3.4 \
+crate://crates.io/wincolor/0.1.6 \
+crate://crates.io/ws2_32-sys/0.2.1 \
+"
+
+
+
+# FIXME: update generateme with the real MD5 of the license file
+LIC_FILES_CHKSUM=" \
+file://LICENSE-MIT;md5=b377b220f43d747efdec40d69fcaa69d \
+file://LICENSE-APACHE;md5=1836efb2eb779966696f473ee8540542 \
+"
+
+SUMMARY = "Cargo, a package manager for Rust."
+HOMEPAGE = "https://crates.io"
+LICENSE = "MIT | Apache-2.0"
+
+# includes this file if it exists but does not fail
+# this is useful for anything you may want to override from
+# what cargo-bitbake generates.
+include cargo-${PV}.inc
+include cargo.inc

recipes-devtools/rust/files/rust-1.21.0/0001-Don-t-use-remapped-path-when-loading-modules-and-inc.patch

@@ -0,0 +1,245 @@
+From a0714f06eb1df66a206e1d0fadccf175276b753b Mon Sep 17 00:00:00 2001
+From: Philip Craig <philipjcraig@gmail.com>
+Date: Sat, 30 Sep 2017 16:28:48 +1000
+Subject: [PATCH] Don't use remapped path when loading modules and include
+ files
+
+---
+ src/librustc/ich/impls_syntax.rs              |  1 +
+ src/librustc/session/mod.rs                   |  4 +---
+ src/libsyntax/codemap.rs                      | 14 +++++++++++++-
+ src/libsyntax/ext/expand.rs                   |  6 ++----
+ src/libsyntax/ext/source_util.rs              |  2 +-
+ src/libsyntax/parse/parser.rs                 |  2 +-
+ src/libsyntax_pos/lib.rs                      |  6 ++++++
+ src/test/codegen/remap_path_prefix/aux_mod.rs | 16 ++++++++++++++++
+ src/test/codegen/remap_path_prefix/main.rs    |  7 +++++++
+ 9 files changed, 48 insertions(+), 10 deletions(-)
+ create mode 100644 src/test/codegen/remap_path_prefix/aux_mod.rs
+
+diff --git a/src/librustc/ich/impls_syntax.rs b/src/librustc/ich/impls_syntax.rs
+index b827284271..489fd9b5b7 100644
+--- a/src/librustc/ich/impls_syntax.rs
++++ b/src/librustc/ich/impls_syntax.rs
+@@ -332,6 +332,7 @@ impl<'a, 'gcx, 'tcx> HashStable<StableHashingContext<'a, 'gcx, 'tcx>> for FileMa
+         let FileMap {
+             ref name,
+             name_was_remapped,
++            path: _,
+             crate_of_origin,
+             // Do not hash the source as it is not encoded
+             src: _,
+diff --git a/src/librustc/session/mod.rs b/src/librustc/session/mod.rs
+index 7ff9d202c1..619ae81506 100644
+--- a/src/librustc/session/mod.rs
++++ b/src/librustc/session/mod.rs
+@@ -72,8 +72,7 @@ pub struct Session {
+     pub derive_registrar_fn: Cell<Option<ast::NodeId>>,
+     pub default_sysroot: Option<PathBuf>,
+     // The name of the root source file of the crate, in the local file system.
+-    // The path is always expected to be absolute. `None` means that there is no
+-    // source file.
++    // `None` means that there is no source file.
+     pub local_crate_source_file: Option<String>,
+     // The directory the compiler has been executed in plus a flag indicating
+     // if the value stored here has been affected by path remapping.
+@@ -707,7 +706,6 @@ pub fn build_session_(sopts: config::Options,
+ 
+     let file_path_mapping = sopts.file_path_mapping();
+ 
+-    // Make the path absolute, if necessary
+     let local_crate_source_file = local_crate_source_file.map(|path| {
+         file_path_mapping.map_prefix(path.to_string_lossy().into_owned()).0
+     });
+diff --git a/src/libsyntax/codemap.rs b/src/libsyntax/codemap.rs
+index 30ae7df935..e8cfa51ee2 100644
+--- a/src/libsyntax/codemap.rs
++++ b/src/libsyntax/codemap.rs
+@@ -162,9 +162,16 @@ impl CodeMap {
+         let start_pos = self.next_start_pos();
+         let mut files = self.files.borrow_mut();
+ 
++        // The path is used to determine the directory for loading submodules and
++        // include files, so it must be before remapping.
++        // Note that filename may not be a valid path, eg it may be `<anon>` etc,
++        // but this is okay because the directory determined by `path.pop()` will
++        // be empty, so the working directory will be used.
++        let path = PathBuf::from(filename.clone());
++
+         let (filename, was_remapped) = self.path_mapping.map_prefix(filename);
+         let filemap =
+-            Rc::new(FileMap::new(filename, was_remapped, src, Pos::from_usize(start_pos)));
++            Rc::new(FileMap::new(filename, was_remapped, path, src, Pos::from_usize(start_pos)));
+ 
+         files.push(filemap.clone());
+ 
+@@ -216,6 +223,7 @@ impl CodeMap {
+         let filemap = Rc::new(FileMap {
+             name: filename,
+             name_was_remapped,
++            path: PathBuf::new(),
+             crate_of_origin,
+             src: None,
+             src_hash,
+@@ -351,6 +359,10 @@ impl CodeMap {
+         self.lookup_char_pos(sp.lo).file.name.to_string()
+     }
+ 
++    pub fn span_to_path(&self, sp: Span) -> PathBuf {
++        self.lookup_char_pos(sp.lo).file.path.clone()
++    }
++
+     pub fn span_to_lines(&self, sp: Span) -> FileLinesResult {
+         debug!("span_to_lines(sp={:?})", sp);
+ 
+diff --git a/src/libsyntax/ext/expand.rs b/src/libsyntax/ext/expand.rs
+index 171b0a22e9..8db8c83ef4 100644
+--- a/src/libsyntax/ext/expand.rs
++++ b/src/libsyntax/ext/expand.rs
+@@ -35,7 +35,6 @@ use visit::Visitor;
+ 
+ use std::collections::HashMap;
+ use std::mem;
+-use std::path::PathBuf;
+ use std::rc::Rc;
+ 
+ macro_rules! expansions {
+@@ -200,7 +199,7 @@ impl<'a, 'b> MacroExpander<'a, 'b> {
+         self.cx.crate_root = std_inject::injected_crate_name(&krate);
+         let mut module = ModuleData {
+             mod_path: vec![Ident::from_str(&self.cx.ecfg.crate_name)],
+-            directory: PathBuf::from(self.cx.codemap().span_to_filename(krate.span)),
++            directory: self.cx.codemap().span_to_path(krate.span),
+         };
+         module.directory.pop();
+         self.cx.current_expansion.module = Rc::new(module);
+@@ -902,8 +901,7 @@ impl<'a, 'b> Folder for InvocationCollector<'a, 'b> {
+                         module.directory.push(&*item.ident.name.as_str());
+                     }
+                 } else {
+-                    let mut path =
+-                        PathBuf::from(self.cx.parse_sess.codemap().span_to_filename(inner));
++                    let mut path = self.cx.parse_sess.codemap().span_to_path(inner);
+                     let directory_ownership = match path.file_name().unwrap().to_str() {
+                         Some("mod.rs") => DirectoryOwnership::Owned,
+                         _ => DirectoryOwnership::UnownedViaMod(false),
+diff --git a/src/libsyntax/ext/source_util.rs b/src/libsyntax/ext/source_util.rs
+index 95fe41be12..17a18256b3 100644
+--- a/src/libsyntax/ext/source_util.rs
++++ b/src/libsyntax/ext/source_util.rs
+@@ -197,7 +197,7 @@ fn res_rel_file(cx: &mut ExtCtxt, sp: syntax_pos::Span, arg: &Path) -> PathBuf {
+     // after macro expansion (that is, they are unhygienic).
+     if !arg.is_absolute() {
+         let callsite = sp.source_callsite();
+-        let mut path = PathBuf::from(&cx.codemap().span_to_filename(callsite));
++        let mut path = cx.codemap().span_to_path(callsite);
+         path.pop();
+         path.push(arg);
+         path
+diff --git a/src/libsyntax/parse/parser.rs b/src/libsyntax/parse/parser.rs
+index 90a635fdf4..8c443e8b27 100644
+--- a/src/libsyntax/parse/parser.rs
++++ b/src/libsyntax/parse/parser.rs
+@@ -519,7 +519,7 @@ impl<'a> Parser<'a> {
+         if let Some(directory) = directory {
+             parser.directory = directory;
+         } else if parser.span != syntax_pos::DUMMY_SP {
+-            parser.directory.path = PathBuf::from(sess.codemap().span_to_filename(parser.span));
++            parser.directory.path = sess.codemap().span_to_path(parser.span);
+             parser.directory.path.pop();
+         }
+ 
+diff --git a/src/libsyntax_pos/lib.rs b/src/libsyntax_pos/lib.rs
+index d34dcfa3ed..b0db4edc30 100644
+--- a/src/libsyntax_pos/lib.rs
++++ b/src/libsyntax_pos/lib.rs
+@@ -32,6 +32,7 @@ use std::cmp;
+ use std::fmt;
+ use std::hash::Hasher;
+ use std::ops::{Add, Sub};
++use std::path::PathBuf;
+ use std::rc::Rc;
+ 
+ use rustc_data_structures::stable_hasher::StableHasher;
+@@ -441,6 +442,8 @@ pub struct FileMap {
+     pub name: FileName,
+     /// True if the `name` field above has been modified by -Zremap-path-prefix
+     pub name_was_remapped: bool,
++    /// The path of the file that the source came from.
++    pub path: PathBuf,
+     /// Indicates which crate this FileMap was imported from.
+     pub crate_of_origin: u32,
+     /// The complete source code
+@@ -566,6 +569,7 @@ impl Decodable for FileMap {
+             Ok(FileMap {
+                 name,
+                 name_was_remapped,
++                path: PathBuf::new(),
+                 // `crate_of_origin` has to be set by the importer.
+                 // This value matches up with rustc::hir::def_id::INVALID_CRATE.
+                 // That constant is not available here unfortunately :(
+@@ -591,6 +595,7 @@ impl fmt::Debug for FileMap {
+ impl FileMap {
+     pub fn new(name: FileName,
+                name_was_remapped: bool,
++               path: PathBuf,
+                mut src: String,
+                start_pos: BytePos) -> FileMap {
+         remove_bom(&mut src);
+@@ -604,6 +609,7 @@ impl FileMap {
+         FileMap {
+             name,
+             name_was_remapped,
++            path,
+             crate_of_origin: 0,
+             src: Some(Rc::new(src)),
+             src_hash,
+diff --git a/src/test/codegen/remap_path_prefix/aux_mod.rs b/src/test/codegen/remap_path_prefix/aux_mod.rs
+new file mode 100644
+index 0000000000..2a7019957a
+--- /dev/null
++++ b/src/test/codegen/remap_path_prefix/aux_mod.rs
+@@ -0,0 +1,16 @@
++// Copyright 2017 The Rust Project Developers. See the COPYRIGHT
++// file at the top-level directory of this distribution and at
++// http://rust-lang.org/COPYRIGHT.
++//
++// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
++// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
++// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
++// option. This file may not be copied, modified, or distributed
++// except according to those terms.
++
++// ignore-test: this is not a test
++
++#[inline]
++pub fn some_aux_mod_function() -> i32 {
++    1234
++}
+diff --git a/src/test/codegen/remap_path_prefix/main.rs b/src/test/codegen/remap_path_prefix/main.rs
+index eb00c91ba5..c73739bb76 100644
+--- a/src/test/codegen/remap_path_prefix/main.rs
++++ b/src/test/codegen/remap_path_prefix/main.rs
+@@ -16,12 +16,19 @@
+ 
+ extern crate remap_path_prefix_aux;
+ 
++// Here we check that submodules and include files are found using the path without
++// remapping. This test requires that rustc is called with an absolute path.
++mod aux_mod;
++include!("aux_mod.rs");
++
+ // Here we check that the expansion of the file!() macro is mapped.
+ // CHECK: internal constant [34 x i8] c"/the/src/remap_path_prefix/main.rs"
+ pub static FILE_PATH: &'static str = file!();
+ 
+ fn main() {
+     remap_path_prefix_aux::some_aux_function();
++    aux_mod::some_aux_mod_function();
++    some_aux_mod_function();
+ }
+ 
+ // Here we check that local debuginfo is mapped correctly.
+-- 
+2.14.3
+

recipes-devtools/rust/files/rust-1.21.0/0001-librustc-always-allow-unstable-options.patch

@@ -0,0 +1,43 @@
+From 6a82f31d21ac7b85211e580585cc73ab2bdb0bc9 Mon Sep 17 00:00:00 2001
+From: Tyler Hall <tyler.hall@lexmark.com>
+Date: Sun, 29 Oct 2017 16:29:03 -0400
+Subject: [PATCH] librustc: always allow unstable options
+
+---
+ src/librustc/session/config.rs | 13 -------------
+ 1 file changed, 13 deletions(-)
+
+diff --git a/src/librustc/session/config.rs b/src/librustc/session/config.rs
+index 4b41572c1a..97381bc05c 100644
+--- a/src/librustc/session/config.rs
++++ b/src/librustc/session/config.rs
+@@ -1703,8 +1703,6 @@ pub mod nightly_options {
+ 
+     pub fn check_nightly_options(matches: &getopts::Matches, flags: &[RustcOptGroup]) {
+         let has_z_unstable_option = matches.opt_strs("Z").iter().any(|x| *x == "unstable-options");
+-        let really_allows_unstable_options = UnstableFeatures::from_environment()
+-            .is_nightly_build();
+ 
+         for opt in flags.iter() {
+             if opt.stability == OptionStability::Stable {
+@@ -1719,17 +1717,6 @@ pub mod nightly_options {
+                                       the flag `{}`",
+                                      opt.name));
+             }
+-            if really_allows_unstable_options {
+-                continue
+-            }
+-            match opt.stability {
+-                OptionStability::Unstable => {
+-                    let msg = format!("the option `{}` is only accepted on the \
+-                                       nightly compiler", opt.name);
+-                    early_error(ErrorOutputType::default(), &msg);
+-                }
+-                OptionStability::Stable => {}
+-            }
+         }
+     }
+ }
+-- 
+2.14.2
+

recipes-devtools/rust/files/rust-1.24.1/0001-librustc-always-allow-unstable-options.patch

@@ -0,0 +1,43 @@
+From 6a82f31d21ac7b85211e580585cc73ab2bdb0bc9 Mon Sep 17 00:00:00 2001
+From: Tyler Hall <tyler.hall@lexmark.com>
+Date: Sun, 29 Oct 2017 16:29:03 -0400
+Subject: [PATCH] librustc: always allow unstable options
+
+---
+ src/librustc/session/config.rs | 13 -------------
+ 1 file changed, 13 deletions(-)
+
+diff --git a/src/librustc/session/config.rs b/src/librustc/session/config.rs
+index 4b41572c1a..97381bc05c 100644
+--- a/src/librustc/session/config.rs
++++ b/src/librustc/session/config.rs
+@@ -1703,8 +1703,6 @@ pub mod nightly_options {
+ 
+     pub fn check_nightly_options(matches: &getopts::Matches, flags: &[RustcOptGroup]) {
+         let has_z_unstable_option = matches.opt_strs("Z").iter().any(|x| *x == "unstable-options");
+-        let really_allows_unstable_options = UnstableFeatures::from_environment()
+-            .is_nightly_build();
+ 
+         for opt in flags.iter() {
+             if opt.stability == OptionStability::Stable {
+@@ -1719,17 +1717,6 @@ pub mod nightly_options {
+                                       the flag `{}`",
+                                      opt.name));
+             }
+-            if really_allows_unstable_options {
+-                continue
+-            }
+-            match opt.stability {
+-                OptionStability::Unstable => {
+-                    let msg = format!("the option `{}` is only accepted on the \
+-                                       nightly compiler", opt.name);
+-                    early_error(ErrorOutputType::default(), &msg);
+-                }
+-                OptionStability::Stable => {}
+-            }
+         }
+     }
+ }
+-- 
+2.14.2
+

recipes-devtools/rust/libstd-rs.inc

@@ -7,7 +7,7 @@ RUSTLIB_DEP = ""
 inherit cargo
 
 # Needed so cargo can find libbacktrace
-RUSTFLAGS += "-L ${STAGING_LIBDIR}"
+RUSTFLAGS += "-L ${STAGING_LIBDIR} -C link-arg=-Wl,-soname,libstd.so"
 
 S = "${RUSTSRC}/src/libstd"
 
@@ -20,5 +20,9 @@ do_compile_prepend () {
 do_install () {
     mkdir -p ${D}${rustlibdir}
 
+    # With the incremental build support added in 1.24, the libstd deps directory also includes dependency
+    # files that get installed. Those are really only needed to incrementally rebuild the libstd library
+    # itself and don't need to be installed.
+    rm ${B}/${TARGET_SYS}/release/deps/*.d
     cp ${B}/${TARGET_SYS}/release/deps/* ${D}${rustlibdir}
 }

recipes-devtools/rust/libstd-rs_1.24.1.bb

@@ -0,0 +1,235 @@
+require rust-source-${PV}.inc
+require libstd-rs.inc
+
+LIC_FILES_CHKSUM = "file://../../COPYRIGHT;md5=c709a09d1b062d9a908e3631c1e1cdf5"
+
+# Don't use jemalloc as it doesn't work for many targets.
+# https://github.com/rust-lang/rust/pull/37392
+CARGO_BUILD_FLAGS += "--features 'panic-unwind'"
+
+# These are taken from src/libstd/Cargo.toml via cargo-bitbake
+SRC_URI += " \
+crate://crates.io/advapi32-sys/0.2.0 \
+crate://crates.io/aho-corasick/0.5.3 \
+crate://crates.io/aho-corasick/0.6.4 \
+crate://crates.io/ansi_term/0.10.2 \
+crate://crates.io/ar/0.3.1 \
+crate://crates.io/atty/0.2.3 \
+crate://crates.io/backtrace-sys/0.1.16 \
+crate://crates.io/backtrace/0.3.4 \
+crate://crates.io/bitflags/0.7.0 \
+crate://crates.io/bitflags/0.9.1 \
+crate://crates.io/bitflags/1.0.1 \
+crate://crates.io/bufstream/0.1.3 \
+crate://crates.io/byteorder/1.2.1 \
+crate://crates.io/cargo_metadata/0.2.3 \
+crate://crates.io/cargo_metadata/0.4.0 \
+crate://crates.io/cc/1.0.3 \
+crate://crates.io/cfg-if/0.1.2 \
+crate://crates.io/clap/2.29.0 \
+crate://crates.io/cmake/0.1.29 \
+crate://crates.io/coco/0.1.1 \
+crate://crates.io/commoncrypto-sys/0.2.0 \
+crate://crates.io/commoncrypto/0.2.0 \
+crate://crates.io/compiletest_rs/0.3.3 \
+crate://crates.io/core-foundation-sys/0.4.6 \
+crate://crates.io/core-foundation/0.4.6 \
+crate://crates.io/crossbeam/0.2.10 \
+crate://crates.io/crossbeam/0.3.0 \
+crate://crates.io/crypto-hash/0.3.0 \
+crate://crates.io/cssparser-macros/0.3.0 \
+crate://crates.io/cssparser/0.13.7 \
+crate://crates.io/curl-sys/0.3.15 \
+crate://crates.io/curl/0.4.8 \
+crate://crates.io/dbghelp-sys/0.2.0 \
+crate://crates.io/debug_unreachable/0.1.1 \
+crate://crates.io/derive-new/0.5.0 \
+crate://crates.io/diff/0.1.11 \
+crate://crates.io/docopt/0.8.1 \
+crate://crates.io/dtoa/0.4.2 \
+crate://crates.io/duct/0.8.2 \
+crate://crates.io/either/1.4.0 \
+crate://crates.io/endian-type/0.1.2 \
+crate://crates.io/enum_primitive/0.1.1 \
+crate://crates.io/env_logger/0.3.5 \
+crate://crates.io/env_logger/0.4.3 \
+crate://crates.io/error-chain/0.11.0 \
+crate://crates.io/error-chain/0.8.1 \
+crate://crates.io/failure/0.1.1 \
+crate://crates.io/failure_derive/0.1.1 \
+crate://crates.io/filetime/0.1.14 \
+crate://crates.io/flate2/1.0.1 \
+crate://crates.io/fnv/1.0.6 \
+crate://crates.io/foreign-types-shared/0.1.1 \
+crate://crates.io/foreign-types/0.3.2 \
+crate://crates.io/fs2/0.4.2 \
+crate://crates.io/fuchsia-zircon-sys/0.3.2 \
+crate://crates.io/fuchsia-zircon/0.3.2 \
+crate://crates.io/futf/0.1.3 \
+crate://crates.io/futures/0.1.17 \
+crate://crates.io/getopts/0.2.15 \
+crate://crates.io/git2-curl/0.7.0 \
+crate://crates.io/git2/0.6.10 \
+crate://crates.io/glob/0.2.11 \
+crate://crates.io/globset/0.2.1 \
+crate://crates.io/hamcrest/0.1.1 \
+crate://crates.io/handlebars/0.29.1 \
+crate://crates.io/hex/0.2.0 \
+crate://crates.io/home/0.3.0 \
+crate://crates.io/html-diff/0.0.5 \
+crate://crates.io/html5ever/0.20.0 \
+crate://crates.io/idna/0.1.4 \
+crate://crates.io/if_chain/0.1.2 \
+crate://crates.io/ignore/0.2.2 \
+crate://crates.io/itertools/0.6.5 \
+crate://crates.io/itoa/0.3.4 \
+crate://crates.io/jobserver/0.1.8 \
+crate://crates.io/json/0.11.12 \
+crate://crates.io/jsonrpc-core/8.0.1 \
+crate://crates.io/kernel32-sys/0.2.2 \
+crate://crates.io/kuchiki/0.6.0 \
+crate://crates.io/languageserver-types/0.16.0 \
+crate://crates.io/lazy_static/0.2.11 \
+crate://crates.io/lazy_static/1.0.0 \
+crate://crates.io/lazycell/0.5.1 \
+crate://crates.io/libc/0.2.34 \
+crate://crates.io/libgit2-sys/0.6.18 \
+crate://crates.io/libssh2-sys/0.2.6 \
+crate://crates.io/libz-sys/1.0.18 \
+crate://crates.io/log/0.3.9 \
+crate://crates.io/log/0.4.1 \
+crate://crates.io/log_settings/0.1.1 \
+crate://crates.io/lzma-sys/0.1.9 \
+crate://crates.io/mac/0.1.1 \
+crate://crates.io/markup5ever/0.5.0 \
+crate://crates.io/matches/0.1.6 \
+crate://crates.io/mdbook/0.0.26 \
+crate://crates.io/memchr/0.1.11 \
+crate://crates.io/memchr/1.0.2 \
+crate://crates.io/memchr/2.0.1 \
+crate://crates.io/miniz-sys/0.1.10 \
+crate://crates.io/miow/0.2.1 \
+crate://crates.io/net2/0.2.31 \
+crate://crates.io/nibble_vec/0.0.3 \
+crate://crates.io/nix/0.8.1 \
+crate://crates.io/num-bigint/0.1.41 \
+crate://crates.io/num-complex/0.1.41 \
+crate://crates.io/num-integer/0.1.35 \
+crate://crates.io/num-iter/0.1.34 \
+crate://crates.io/num-rational/0.1.40 \
+crate://crates.io/num-traits/0.1.41 \
+crate://crates.io/num/0.1.41 \
+crate://crates.io/num_cpus/1.7.0 \
+crate://crates.io/open/1.2.1 \
+crate://crates.io/openssl-probe/0.1.2 \
+crate://crates.io/openssl-sys/0.9.23 \
+crate://crates.io/openssl/0.9.23 \
+crate://crates.io/os_pipe/0.5.1 \
+crate://crates.io/owning_ref/0.3.3 \
+crate://crates.io/parking_lot/0.5.3 \
+crate://crates.io/parking_lot_core/0.2.9 \
+crate://crates.io/percent-encoding/1.0.1 \
+crate://crates.io/pest/0.3.3 \
+crate://crates.io/phf/0.7.21 \
+crate://crates.io/phf_codegen/0.7.21 \
+crate://crates.io/phf_generator/0.7.21 \
+crate://crates.io/phf_shared/0.7.21 \
+crate://crates.io/pkg-config/0.3.9 \
+crate://crates.io/precomputed-hash/0.1.1 \
+crate://crates.io/procedural-masquerade/0.1.5 \
+crate://crates.io/psapi-sys/0.1.1 \
+crate://crates.io/pulldown-cmark/0.0.15 \
+crate://crates.io/pulldown-cmark/0.1.0 \
+crate://crates.io/quick-error/1.2.1 \
+crate://crates.io/quine-mc_cluskey/0.2.4 \
+crate://crates.io/quote/0.3.15 \
+crate://crates.io/racer/2.0.12 \
+crate://crates.io/radix_trie/0.1.2 \
+crate://crates.io/rand/0.3.19 \
+crate://crates.io/rayon-core/1.3.0 \
+crate://crates.io/rayon/0.9.0 \
+crate://crates.io/redox_syscall/0.1.32 \
+crate://crates.io/redox_termios/0.1.1 \
+crate://crates.io/regex-syntax/0.3.9 \
+crate://crates.io/regex-syntax/0.4.1 \
+crate://crates.io/regex/0.1.80 \
+crate://crates.io/regex/0.2.3 \
+crate://crates.io/rls-analysis/0.10.0 \
+crate://crates.io/rls-data/0.14.0 \
+crate://crates.io/rls-rustc/0.1.1 \
+crate://crates.io/rls-span/0.4.0 \
+crate://crates.io/rls-vfs/0.4.4 \
+crate://crates.io/rustc-demangle/0.1.5 \
+crate://crates.io/rustc-serialize/0.3.24 \
+crate://crates.io/same-file/0.1.3 \
+crate://crates.io/scoped-tls/0.1.0 \
+crate://crates.io/scopeguard/0.1.2 \
+crate://crates.io/scopeguard/0.3.3 \
+crate://crates.io/selectors/0.18.0 \
+crate://crates.io/semver-parser/0.7.0 \
+crate://crates.io/semver/0.6.0 \
+crate://crates.io/semver/0.8.0 \
+crate://crates.io/serde/1.0.25 \
+crate://crates.io/serde_derive/1.0.25 \
+crate://crates.io/serde_derive_internals/0.18.1 \
+crate://crates.io/serde_ignored/0.0.4 \
+crate://crates.io/serde_json/1.0.8 \
+crate://crates.io/shared_child/0.2.1 \
+crate://crates.io/shell-escape/0.1.3 \
+crate://crates.io/siphasher/0.2.2 \
+crate://crates.io/smallvec/0.3.3 \
+crate://crates.io/smallvec/0.6.0 \
+crate://crates.io/socket2/0.2.4 \
+crate://crates.io/stable_deref_trait/1.0.0 \
+crate://crates.io/string_cache/0.6.2 \
+crate://crates.io/string_cache_codegen/0.4.0 \
+crate://crates.io/string_cache_shared/0.3.0 \
+crate://crates.io/strsim/0.6.0 \
+crate://crates.io/syn/0.11.11 \
+crate://crates.io/synom/0.11.3 \
+crate://crates.io/synstructure/0.6.1 \
+crate://crates.io/syntex_errors/0.52.0 \
+crate://crates.io/syntex_pos/0.52.0 \
+crate://crates.io/syntex_syntax/0.52.0 \
+crate://crates.io/tar/0.4.14 \
+crate://crates.io/tempdir/0.3.5 \
+crate://crates.io/tendril/0.4.0 \
+crate://crates.io/term/0.4.6 \
+crate://crates.io/termcolor/0.3.3 \
+crate://crates.io/termion/1.5.1 \
+crate://crates.io/textwrap/0.9.0 \
+crate://crates.io/thread-id/2.0.0 \
+crate://crates.io/thread_local/0.2.7 \
+crate://crates.io/thread_local/0.3.5 \
+crate://crates.io/time/0.1.39 \
+crate://crates.io/toml/0.2.1 \
+crate://crates.io/toml/0.4.5 \
+crate://crates.io/unicode-bidi/0.3.4 \
+crate://crates.io/unicode-normalization/0.1.5 \
+crate://crates.io/unicode-segmentation/1.2.0 \
+crate://crates.io/unicode-width/0.1.4 \
+crate://crates.io/unicode-xid/0.0.3 \
+crate://crates.io/unicode-xid/0.0.4 \
+crate://crates.io/unreachable/0.1.1 \
+crate://crates.io/unreachable/1.0.0 \
+crate://crates.io/url/1.6.0 \
+crate://crates.io/url_serde/0.2.0 \
+crate://crates.io/userenv-sys/0.2.0 \
+crate://crates.io/utf-8/0.7.1 \
+crate://crates.io/utf8-ranges/0.1.3 \
+crate://crates.io/utf8-ranges/1.0.0 \
+crate://crates.io/vcpkg/0.2.2 \
+crate://crates.io/vec_map/0.8.0 \
+crate://crates.io/void/1.0.2 \
+crate://crates.io/walkdir/1.0.7 \
+crate://crates.io/winapi-build/0.1.1 \
+crate://crates.io/winapi-i686-pc-windows-gnu/0.4.0 \
+crate://crates.io/winapi-x86_64-pc-windows-gnu/0.4.0 \
+crate://crates.io/winapi/0.2.8 \
+crate://crates.io/winapi/0.3.4 \
+crate://crates.io/wincolor/0.1.4 \
+crate://crates.io/ws2_32-sys/0.2.1 \
+crate://crates.io/xattr/0.1.11 \
+crate://crates.io/xz2/0.1.3 \
+crate://crates.io/yaml-rust/0.3.5 \
+"

recipes-devtools/rust/rust-cross_1.24.1.bb

@@ -0,0 +1,4 @@
+require rust-cross.inc
+require rust-source-${PV}.inc
+require rust-snapshot-${PV}.inc
+

recipes-devtools/rust/rust-llvm.inc

@@ -8,7 +8,7 @@ LIC_FILES_CHKSUM = "file://LICENSE.TXT;md5=4c0bc17c954e99fd547528d938832bfa"
 inherit cmake pythonnative
 
 EXTRA_OECMAKE = " \
-    -DLLVM_TARGETS_TO_BUILD='X86;ARM;AArch64;PowerPC' \
+    -DLLVM_TARGETS_TO_BUILD='X86;ARM;AArch64;PowerPC;Mips' \
     -DLLVM_ENABLE_ASSERTIONS=OFF \
     -DLLVM_BUILD_DOCS=OFF \
     -DLLVM_ENABLE_TERMINFO=OFF \
@@ -35,10 +35,6 @@ do_compile_prepend_class-target() {
     sed -i 's:/lib\>:/${baselib}:g' ${S}/tools/llvm-config/llvm-config.cpp
 }
 
-do_compile() {
-    oe_runmake
-}
-
 do_install_append_class-target() {
     # Disable checks on the native tools, since these should came from the native recipe
     sed -i -e 's/\(.*APPEND.*_IMPORT_CHECK_FILES_FOR_.*{_IMPORT_PREFIX}\/bin\/.*\)/#\1/' ${D}/usr/share/llvm/cmake/LLVMExports-noconfig.cmake

recipes-devtools/rust/rust-llvm_1.24.1.bb

@@ -0,0 +1,16 @@
+require rust-source-${PV}.inc
+require rust-llvm.inc
+
+LIC_FILES_CHKSUM = "file://LICENSE.TXT;md5=e825e017edc35cfd58e26116e5251771"
+
+do_install_prepend () {
+	# the install does a sed on this without installing the file
+	# we don't need it for anything
+	mkdir -p "${D}/usr/share/llvm/cmake"
+	touch "${D}/usr/share/llvm/cmake/LLVMExports-noconfig.cmake"
+}
+
+do_install_append () {
+	# we don't need any of this stuff to build Rust
+	rm -rf "${D}/usr/lib/cmake"
+}

recipes-devtools/rust/rust-snapshot-1.24.1.inc

@@ -0,0 +1,26 @@
+# Specifics for Rust 1.24.0
+
+## This is information on the rust-snapshot (binary) used to build our current release.
+## snapshot info is taken from rust/src/stage0.txt
+## TODO: find a way to add additional SRC_URIs based on the contents of an
+##       earlier SRC_URI.
+RS_VERSION = "1.23.0"
+
+RUST_STD_SNAPSHOT = "rust-std-${RS_VERSION}-${RUST_BUILD_SYS}"
+RUSTC_SNAPSHOT = "rustc-${RS_VERSION}-${RUST_BUILD_SYS}"
+CARGO_VERSION = "0.24.0"
+CARGO_SNAPSHOT = "cargo-${CARGO_VERSION}-${RUST_BUILD_SYS}"
+
+SRC_URI += " \
+	https://static.rust-lang.org/dist/${RUST_STD_SNAPSHOT}.tar.gz;name=rust-std-snapshot;subdir=rust-snapshot-components \
+	https://static.rust-lang.org/dist/${RUSTC_SNAPSHOT}.tar.gz;name=rustc-snapshot;subdir=rust-snapshot-components \
+	https://static.rust-lang.org/dist/${CARGO_SNAPSHOT}.tar.gz;name=cargo-snapshot;subdir=rust-snapshot-components \
+	"
+
+# These are x86_64-unknown-linux-gnu hashes, how can we add more?
+SRC_URI[rustc-snapshot.md5sum] = "068fc6566772c4ce165cc547151f514c"
+SRC_URI[rustc-snapshot.sha256sum] = "27b124fd0d94c082978ff81e45f7b7c37e91d64714587829bf828d64d76524ee"
+SRC_URI[rust-std-snapshot.md5sum] = "f9f89caf41e3f9c092118272ceb5bf6b"
+SRC_URI[rust-std-snapshot.sha256sum] = "83c7351bdc4326caf785c208cff86682825dad4a89ccee705fa05f55ce7bd25b"
+SRC_URI[cargo-snapshot.md5sum] = "830041cfc8627d3f7187954993449cf9"
+SRC_URI[cargo-snapshot.sha256sum] = "ff8a454104aba20426ea898ed7515ec5da7de07d11733cdda17462455beb76e8"

recipes-devtools/rust/rust-source-1.24.1.inc

@@ -0,0 +1,18 @@
+# Specifics for Rust 1.24.1
+
+SRC_URI += " \
+	https://static.rust-lang.org/dist/rustc-${PV}-src.tar.gz;name=rust \
+"
+
+SRC_URI[md5sum] = "50639bf359e658fcd713787d5898628d"
+SRC_URI[sha256sum] = "3ea53d45e8d2e9a41afb3340cf54b9745f845b552d802d607707cf04450761ef"
+SRC_URI[rust.md5sum] = "50639bf359e658fcd713787d5898628d"
+SRC_URI[rust.sha256sum] = "3ea53d45e8d2e9a41afb3340cf54b9745f845b552d802d607707cf04450761ef"
+
+
+# later versions of rust change the directory that they unextract to
+RUSTSRC = "${WORKDIR}/rustc-${PV}-src"
+# set this as our default
+S = "${RUSTSRC}"
+
+LIC_FILES_CHKSUM = "file://COPYRIGHT;md5=c709a09d1b062d9a908e3631c1e1cdf5"

recipes-devtools/rust/rust.inc

@@ -33,7 +33,7 @@ def llvm_features_from_tune(d):
     f = []
     feat = d.getVar('TUNE_FEATURES')
     if not feat:
-        return ""
+        return []
     feat = frozenset(feat.split())
 
     if 'vfpv4' in feat:
@@ -52,6 +52,12 @@ def llvm_features_from_tune(d):
     if 'aarch64' in feat:
         f.append("+v8")
 
+    if 'mips32' in feat:
+        f.append("+mips32")
+
+    if 'mips32r2' in feat:
+        f.append("+mips32r2")
+
     v7=frozenset(['armv7a', 'armv7r', 'armv7m', 'armv7ve'])
     if not feat.isdisjoint(v7):
         f.append("+v7")
@@ -77,12 +83,7 @@ def llvm_features_from_tune(d):
     if 'cortexa17' in feat:
         f.append("+a17")
 
-    # Seems like it could be infered by the lack of vfp options, but we'll
-    # include it anyhow
-    if 'soft' in feat:
-        f.append("+soft-float")
-
-    return ','.join(f)
+    return f
 
 # TARGET_CC_ARCH changes from build/cross/target so it'll do the right thing
 # this should go away when https://github.com/rust-lang/rust/pull/31709 is
@@ -91,7 +92,7 @@ def llvm_features_from_cc_arch(d):
     f = []
     feat = d.getVar('TARGET_CC_ARCH')
     if not feat:
-        return ""
+        return []
     feat = frozenset(feat.split())
 
     if '-mmmx' in feat:
@@ -115,13 +116,26 @@ def llvm_features_from_cc_arch(d):
     if '-mavx2' in feat:
         f.append("+avx2")
 
-    return ','.join(f)
+    return f
+
+def llvm_features_from_target_fpu(d):
+    # TARGET_FPU can be hard or soft. +soft-float tell llvm to use soft float
+    # ABI. There is no option for hard.
+
+    fpu = d.getVar('TARGET_FPU', True)
+    return ["+soft-float"] if fpu == "soft" else []
+
+def llvm_features(d):
+    return ','.join(llvm_features_from_tune(d) +
+                    llvm_features_from_cc_arch(d) +
+                    llvm_features_from_target_fpu(d))
 
 ## arm-unknown-linux-gnueabihf
 DATA_LAYOUT[arm] = "e-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n32-S64"
 LLVM_TARGET[arm] = "${RUST_TARGET_SYS}"
 TARGET_ENDIAN[arm] = "little"
 TARGET_POINTER_WIDTH[arm] = "32"
+TARGET_C_INT_WIDTH[arm] = "32"
 MAX_ATOMIC_WIDTH[arm] = "64"
 FEATURES[arm] = "+v6,+vfp2"
 
@@ -130,6 +144,7 @@ DATA_LAYOUT[aarch64] = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"
 LLVM_TARGET[aarch64] = "aarch64-unknown-linux-gnu"
 TARGET_ENDIAN[aarch64] = "little"
 TARGET_POINTER_WIDTH[aarch64] = "64"
+TARGET_C_INT_WIDTH[aarch64] = "64"
 MAX_ATOMIC_WIDTH[aarch64] = "128"
 
 ## x86_64-unknown-linux-gnu
@@ -137,6 +152,7 @@ DATA_LAYOUT[x86_64] = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
 LLVM_TARGET[x86_64] = "x86_64-unknown-linux-gnu"
 TARGET_ENDIAN[x86_64] = "little"
 TARGET_POINTER_WIDTH[x86_64] = "64"
+TARGET_C_INT_WIDTH[x86_64] = "64"
 MAX_ATOMIC_WIDTH[x86_64] = "64"
 
 ## i686-unknown-linux-gnu
@@ -144,6 +160,7 @@ DATA_LAYOUT[i686] = "e-m:e-p:32:32-f64:32:64-f80:32-n8:16:32-S128"
 LLVM_TARGET[i686] = "i686-unknown-linux-gnu"
 TARGET_ENDIAN[i686] = "little"
 TARGET_POINTER_WIDTH[i686] = "32"
+TARGET_C_INT_WIDTH[i686] = "32"
 MAX_ATOMIC_WIDTH[i686] = "64"
 
 ## XXX: a bit of a hack so qemux86 builds, clone of i686-unknown-linux-gnu above
@@ -151,8 +168,25 @@ DATA_LAYOUT[i586] = "e-m:e-p:32:32-f64:32:64-f80:32-n8:16:32-S128"
 LLVM_TARGET[i586] = "i586-unknown-linux-gnu"
 TARGET_ENDIAN[i586] = "little"
 TARGET_POINTER_WIDTH[i586] = "32"
+TARGET_C_INT_WIDTH[i586] = "32"
 MAX_ATOMIC_WIDTH[i586] = "64"
 
+## mips-unknown-linux-gnu
+DATA_LAYOUT[mips] = "E-m:m-p:32:32-i8:8:32-i16:16:32-i64:64-n32-S64"
+LLVM_TARGET[mips] = "${RUST_TARGET_SYS}"
+TARGET_ENDIAN[mips] = "big"
+TARGET_POINTER_WIDTH[mips] = "32"
+TARGET_C_INT_WIDTH[mips] = "32"
+MAX_ATOMIC_WIDTH[mips] = "32"
+
+## mipsel-unknown-linux-gnu
+DATA_LAYOUT[mipsel] = "e-m:m-p:32:32-i8:8:32-i16:16:32-i64:64-n32-S64"
+LLVM_TARGET[mipsel] = "${RUST_TARGET_SYS}"
+TARGET_ENDIAN[mipsel] = "little"
+TARGET_POINTER_WIDTH[mipsel] = "32"
+TARGET_C_INT_WIDTH[mipsel] = "32"
+MAX_ATOMIC_WIDTH[mipsel] = "32"
+
 def arch_for(d, thing):
     return d.getVar('{}_ARCH'.format(thing))
 
@@ -167,6 +201,8 @@ def prefix_for(d, thing):
 def arch_to_rust_target_arch(arch):
     if arch == "i586" or arch == "i686":
         return "x86"
+    elif arch == "mipsel":
+        return "mips"
     else:
         return arch
 
@@ -182,17 +218,26 @@ def llvm_cpu(d):
     trans['i686'] = "i686"
     trans['i586'] = "i586"
 
+    if target in ["mips", "mipsel"]:
+        feat = frozenset(d.getVar('TUNE_FEATURES').split())
+        if "mips32r2" in feat:
+            trans['mipsel'] = "mips32r2"
+            trans['mips'] = "mips32r2"
+        elif "mips32" in feat:
+            trans['mipsel'] = "mips32"
+            trans['mips'] = "mips32"
+
     try:
         return trans[cpu]
     except:
         return trans.get(target, "generic")
 
 TARGET_LLVM_CPU="${@llvm_cpu(d)}"
-TARGET_LLVM_FEATURES = "${@llvm_features_from_tune(d)} ${@llvm_features_from_cc_arch(d)}"
+TARGET_LLVM_FEATURES = "${@llvm_features(d)}"
 
 # class-native implies TARGET=HOST, and TUNE_FEATURES only describes the real
 # (original) target.
-TARGET_LLVM_FEATURES_class-native = "${@llvm_features_from_cc_arch(d)}"
+TARGET_LLVM_FEATURES_class-native = "${@','.join(llvm_features_from_cc_arch(d))}"
 
 def rust_gen_target(d, thing, wd):
     import json
@@ -215,6 +260,7 @@ def rust_gen_target(d, thing, wd):
     tspec['data-layout'] = d.getVarFlag('DATA_LAYOUT', arch)
     tspec['max-atomic-width'] = d.getVarFlag('MAX_ATOMIC_WIDTH', arch)
     tspec['target-pointer-width'] = d.getVarFlag('TARGET_POINTER_WIDTH', arch)
+    tspec['target-c-int-width'] = d.getVarFlag('TARGET_C_INT_WIDTH', arch)
     tspec['target-endian'] = d.getVarFlag('TARGET_ENDIAN', arch)
     tspec['arch'] = arch_to_rust_target_arch(arch)
     tspec['os'] = "linux"
@@ -233,6 +279,7 @@ def rust_gen_target(d, thing, wd):
     tspec['has-rpath'] = True
     tspec['has-elf-tls'] = True
     tspec['position-independent-executables'] = True
+    tspec['panic-strategy'] = d.getVar("RUST_PANIC_STRATEGY")
 
     # Don't use jemalloc as it doesn't work for many targets.
     # https://github.com/rust-lang/rust/pull/37392
@@ -267,7 +314,7 @@ do_rust_setup_snapshot () {
     # Some versions of rust (e.g. 1.18.0) tries to find cargo in stage0/bin/cargo
     # and fail without it there.
     mkdir -p ${RUSTSRC}/build/${BUILD_SYS}
-    ln -s ${WORKDIR}/rust-snapshot/ ${RUSTSRC}/build/${BUILD_SYS}/stage0
+    ln -sf ${WORKDIR}/rust-snapshot/ ${RUSTSRC}/build/${BUILD_SYS}/stage0
 }
 addtask rust_setup_snapshot after do_unpack before do_configure
 do_rust_setup_snapshot[dirs] += "${WORKDIR}/rust-snapshot"

recipes-devtools/rust/rust_1.21.0.bb

@@ -2,6 +2,9 @@ require rust.inc
 require rust-source-${PV}.inc
 require rust-snapshot-${PV}.inc
 
+SRC_URI += "file://rust-${PV}/0001-librustc-always-allow-unstable-options.patch"
+SRC_URI += "file://rust-${PV}/0001-Don-t-use-remapped-path-when-loading-modules-and-inc.patch"
+
 # These are extracted from rustc/src/bootstrap/Cargo.toml via cargo-bitbake
 SRC_URI += " \
 crate://crates.io/advapi32-sys/0.2.0 \

recipes-devtools/rust/rust_1.24.1.bb

@@ -0,0 +1,241 @@
+require rust.inc
+require rust-source-${PV}.inc
+require rust-snapshot-${PV}.inc
+
+SRC_URI += "file://rust-${PV}/0001-librustc-always-allow-unstable-options.patch"
+
+# These are extracted from rustc/src/bootstrap/Cargo.toml via cargo-bitbake
+SRC_URI += " \
+crate://crates.io/advapi32-sys/0.2.0 \
+crate://crates.io/aho-corasick/0.5.3 \
+crate://crates.io/aho-corasick/0.6.4 \
+crate://crates.io/ansi_term/0.10.2 \
+crate://crates.io/ar/0.3.1 \
+crate://crates.io/atty/0.2.3 \
+crate://crates.io/backtrace-sys/0.1.16 \
+crate://crates.io/backtrace/0.3.4 \
+crate://crates.io/bitflags/0.7.0 \
+crate://crates.io/bitflags/0.9.1 \
+crate://crates.io/bitflags/1.0.1 \
+crate://crates.io/bufstream/0.1.3 \
+crate://crates.io/byteorder/1.2.1 \
+crate://crates.io/cargo_metadata/0.2.3 \
+crate://crates.io/cargo_metadata/0.4.0 \
+crate://crates.io/cc/1.0.3 \
+crate://crates.io/cfg-if/0.1.2 \
+crate://crates.io/clap/2.29.0 \
+crate://crates.io/cmake/0.1.29 \
+crate://crates.io/coco/0.1.1 \
+crate://crates.io/commoncrypto-sys/0.2.0 \
+crate://crates.io/commoncrypto/0.2.0 \
+crate://crates.io/compiletest_rs/0.3.3 \
+crate://crates.io/core-foundation-sys/0.4.6 \
+crate://crates.io/core-foundation/0.4.6 \
+crate://crates.io/crossbeam/0.2.10 \
+crate://crates.io/crossbeam/0.3.0 \
+crate://crates.io/crypto-hash/0.3.0 \
+crate://crates.io/cssparser-macros/0.3.0 \
+crate://crates.io/cssparser/0.13.7 \
+crate://crates.io/curl-sys/0.3.15 \
+crate://crates.io/curl/0.4.8 \
+crate://crates.io/dbghelp-sys/0.2.0 \
+crate://crates.io/debug_unreachable/0.1.1 \
+crate://crates.io/derive-new/0.5.0 \
+crate://crates.io/diff/0.1.11 \
+crate://crates.io/docopt/0.8.1 \
+crate://crates.io/dtoa/0.4.2 \
+crate://crates.io/duct/0.8.2 \
+crate://crates.io/either/1.4.0 \
+crate://crates.io/endian-type/0.1.2 \
+crate://crates.io/enum_primitive/0.1.1 \
+crate://crates.io/env_logger/0.3.5 \
+crate://crates.io/env_logger/0.4.3 \
+crate://crates.io/error-chain/0.11.0 \
+crate://crates.io/error-chain/0.8.1 \
+crate://crates.io/failure/0.1.1 \
+crate://crates.io/failure_derive/0.1.1 \
+crate://crates.io/filetime/0.1.14 \
+crate://crates.io/flate2/1.0.1 \
+crate://crates.io/fnv/1.0.6 \
+crate://crates.io/foreign-types-shared/0.1.1 \
+crate://crates.io/foreign-types/0.3.2 \
+crate://crates.io/fs2/0.4.2 \
+crate://crates.io/fuchsia-zircon-sys/0.3.2 \
+crate://crates.io/fuchsia-zircon/0.3.2 \
+crate://crates.io/futf/0.1.3 \
+crate://crates.io/futures/0.1.17 \
+crate://crates.io/getopts/0.2.15 \
+crate://crates.io/git2-curl/0.7.0 \
+crate://crates.io/git2/0.6.10 \
+crate://crates.io/glob/0.2.11 \
+crate://crates.io/globset/0.2.1 \
+crate://crates.io/hamcrest/0.1.1 \
+crate://crates.io/handlebars/0.29.1 \
+crate://crates.io/hex/0.2.0 \
+crate://crates.io/home/0.3.0 \
+crate://crates.io/html-diff/0.0.5 \
+crate://crates.io/html5ever/0.20.0 \
+crate://crates.io/idna/0.1.4 \
+crate://crates.io/if_chain/0.1.2 \
+crate://crates.io/ignore/0.2.2 \
+crate://crates.io/itertools/0.6.5 \
+crate://crates.io/itoa/0.3.4 \
+crate://crates.io/jobserver/0.1.8 \
+crate://crates.io/json/0.11.12 \
+crate://crates.io/jsonrpc-core/8.0.1 \
+crate://crates.io/kernel32-sys/0.2.2 \
+crate://crates.io/kuchiki/0.6.0 \
+crate://crates.io/languageserver-types/0.16.0 \
+crate://crates.io/lazy_static/0.2.11 \
+crate://crates.io/lazy_static/1.0.0 \
+crate://crates.io/lazycell/0.5.1 \
+crate://crates.io/libc/0.2.34 \
+crate://crates.io/libgit2-sys/0.6.18 \
+crate://crates.io/libssh2-sys/0.2.6 \
+crate://crates.io/libz-sys/1.0.18 \
+crate://crates.io/log/0.3.9 \
+crate://crates.io/log/0.4.1 \
+crate://crates.io/log_settings/0.1.1 \
+crate://crates.io/lzma-sys/0.1.9 \
+crate://crates.io/mac/0.1.1 \
+crate://crates.io/markup5ever/0.5.0 \
+crate://crates.io/matches/0.1.6 \
+crate://crates.io/mdbook/0.0.26 \
+crate://crates.io/memchr/0.1.11 \
+crate://crates.io/memchr/1.0.2 \
+crate://crates.io/memchr/2.0.1 \
+crate://crates.io/miniz-sys/0.1.10 \
+crate://crates.io/miow/0.2.1 \
+crate://crates.io/net2/0.2.31 \
+crate://crates.io/nibble_vec/0.0.3 \
+crate://crates.io/nix/0.8.1 \
+crate://crates.io/num-bigint/0.1.41 \
+crate://crates.io/num-complex/0.1.41 \
+crate://crates.io/num-integer/0.1.35 \
+crate://crates.io/num-iter/0.1.34 \
+crate://crates.io/num-rational/0.1.40 \
+crate://crates.io/num-traits/0.1.41 \
+crate://crates.io/num/0.1.41 \
+crate://crates.io/num_cpus/1.7.0 \
+crate://crates.io/open/1.2.1 \
+crate://crates.io/openssl-probe/0.1.2 \
+crate://crates.io/openssl-sys/0.9.23 \
+crate://crates.io/openssl/0.9.23 \
+crate://crates.io/os_pipe/0.5.1 \
+crate://crates.io/owning_ref/0.3.3 \
+crate://crates.io/parking_lot/0.5.3 \
+crate://crates.io/parking_lot_core/0.2.9 \
+crate://crates.io/percent-encoding/1.0.1 \
+crate://crates.io/pest/0.3.3 \
+crate://crates.io/phf/0.7.21 \
+crate://crates.io/phf_codegen/0.7.21 \
+crate://crates.io/phf_generator/0.7.21 \
+crate://crates.io/phf_shared/0.7.21 \
+crate://crates.io/pkg-config/0.3.9 \
+crate://crates.io/precomputed-hash/0.1.1 \
+crate://crates.io/procedural-masquerade/0.1.5 \
+crate://crates.io/psapi-sys/0.1.1 \
+crate://crates.io/pulldown-cmark/0.0.15 \
+crate://crates.io/pulldown-cmark/0.1.0 \
+crate://crates.io/quick-error/1.2.1 \
+crate://crates.io/quine-mc_cluskey/0.2.4 \
+crate://crates.io/quote/0.3.15 \
+crate://crates.io/racer/2.0.12 \
+crate://crates.io/radix_trie/0.1.2 \
+crate://crates.io/rand/0.3.19 \
+crate://crates.io/rayon-core/1.3.0 \
+crate://crates.io/rayon/0.9.0 \
+crate://crates.io/redox_syscall/0.1.32 \
+crate://crates.io/redox_termios/0.1.1 \
+crate://crates.io/regex-syntax/0.3.9 \
+crate://crates.io/regex-syntax/0.4.1 \
+crate://crates.io/regex/0.1.80 \
+crate://crates.io/regex/0.2.3 \
+crate://crates.io/rls-analysis/0.10.0 \
+crate://crates.io/rls-data/0.14.0 \
+crate://crates.io/rls-rustc/0.1.1 \
+crate://crates.io/rls-span/0.4.0 \
+crate://crates.io/rls-vfs/0.4.4 \
+crate://crates.io/rustc-demangle/0.1.5 \
+crate://crates.io/rustc-serialize/0.3.24 \
+crate://crates.io/same-file/0.1.3 \
+crate://crates.io/scoped-tls/0.1.0 \
+crate://crates.io/scopeguard/0.1.2 \
+crate://crates.io/scopeguard/0.3.3 \
+crate://crates.io/selectors/0.18.0 \
+crate://crates.io/semver-parser/0.7.0 \
+crate://crates.io/semver/0.6.0 \
+crate://crates.io/semver/0.8.0 \
+crate://crates.io/serde/1.0.25 \
+crate://crates.io/serde_derive/1.0.25 \
+crate://crates.io/serde_derive_internals/0.18.1 \
+crate://crates.io/serde_ignored/0.0.4 \
+crate://crates.io/serde_json/1.0.8 \
+crate://crates.io/shared_child/0.2.1 \
+crate://crates.io/shell-escape/0.1.3 \
+crate://crates.io/siphasher/0.2.2 \
+crate://crates.io/smallvec/0.3.3 \
+crate://crates.io/smallvec/0.6.0 \
+crate://crates.io/socket2/0.2.4 \
+crate://crates.io/stable_deref_trait/1.0.0 \
+crate://crates.io/string_cache/0.6.2 \
+crate://crates.io/string_cache_codegen/0.4.0 \
+crate://crates.io/string_cache_shared/0.3.0 \
+crate://crates.io/strsim/0.6.0 \
+crate://crates.io/syn/0.11.11 \
+crate://crates.io/synom/0.11.3 \
+crate://crates.io/synstructure/0.6.1 \
+crate://crates.io/syntex_errors/0.52.0 \
+crate://crates.io/syntex_pos/0.52.0 \
+crate://crates.io/syntex_syntax/0.52.0 \
+crate://crates.io/tar/0.4.14 \
+crate://crates.io/tempdir/0.3.5 \
+crate://crates.io/tendril/0.4.0 \
+crate://crates.io/term/0.4.6 \
+crate://crates.io/termcolor/0.3.3 \
+crate://crates.io/termion/1.5.1 \
+crate://crates.io/textwrap/0.9.0 \
+crate://crates.io/thread-id/2.0.0 \
+crate://crates.io/thread_local/0.2.7 \
+crate://crates.io/thread_local/0.3.5 \
+crate://crates.io/time/0.1.39 \
+crate://crates.io/toml/0.2.1 \
+crate://crates.io/toml/0.4.5 \
+crate://crates.io/unicode-bidi/0.3.4 \
+crate://crates.io/unicode-normalization/0.1.5 \
+crate://crates.io/unicode-segmentation/1.2.0 \
+crate://crates.io/unicode-width/0.1.4 \
+crate://crates.io/unicode-xid/0.0.3 \
+crate://crates.io/unicode-xid/0.0.4 \
+crate://crates.io/unreachable/0.1.1 \
+crate://crates.io/unreachable/1.0.0 \
+crate://crates.io/url/1.6.0 \
+crate://crates.io/url_serde/0.2.0 \
+crate://crates.io/userenv-sys/0.2.0 \
+crate://crates.io/utf-8/0.7.1 \
+crate://crates.io/utf8-ranges/0.1.3 \
+crate://crates.io/utf8-ranges/1.0.0 \
+crate://crates.io/vcpkg/0.2.2 \
+crate://crates.io/vec_map/0.8.0 \
+crate://crates.io/void/1.0.2 \
+crate://crates.io/walkdir/1.0.7 \
+crate://crates.io/winapi-build/0.1.1 \
+crate://crates.io/winapi-i686-pc-windows-gnu/0.4.0 \
+crate://crates.io/winapi-x86_64-pc-windows-gnu/0.4.0 \
+crate://crates.io/winapi/0.2.8 \
+crate://crates.io/winapi/0.3.4 \
+crate://crates.io/wincolor/0.1.4 \
+crate://crates.io/ws2_32-sys/0.2.1 \
+crate://crates.io/xattr/0.1.11 \
+crate://crates.io/xz2/0.1.3 \
+crate://crates.io/yaml-rust/0.3.5 \
+"
+
+DEPENDS += "rust-llvm (=${PV})"
+
+# Otherwise we'll depend on what we provide
+INHIBIT_DEFAULT_RUST_DEPS_class-native = "1"
+# We don't need to depend on gcc-native because yocto assumes it exists
+PROVIDES_class-native = "virtual/${TARGET_PREFIX}rust"
+
+BBCLASSEXTEND = "native"