Update rustc

.gitattributes

@@ -7,3 +7,4 @@
 src/etc/installer/gfx/* binary
 *.woff binary
 src/vendor/** -text
+Cargo.lock -merge

.gitignore

@@ -95,11 +95,13 @@ config.stamp
 keywords.md
 lexer.ml
 src/etc/dl
-src/librustc_llvm/llvmdeps.rs
 tmp.*.rs
 version.md
 version.ml
 version.texi
 .cargo
 !src/vendor/**
 /src/target/
+
+no_llvm_build
+

.gitmodules

@@ -2,10 +2,6 @@
 	path = src/llvm
 	url = https://github.com/rust-lang/llvm.git
 	branch = master
-[submodule "src/rt/hoedown"]
-	path = src/rt/hoedown
-	url = https://github.com/rust-lang/hoedown.git
-	branch = rust-2015-09-21-do-not-delete
 [submodule "src/jemalloc"]
 	path = src/jemalloc
 	url = https://github.com/rust-lang/jemalloc.git
@@ -21,10 +17,10 @@
 [submodule "src/tools/cargo"]
 	path = src/tools/cargo
 	url = https://github.com/rust-lang/cargo.git
-[submodule "reference"]
+[submodule "src/doc/reference"]
 	path = src/doc/reference
 	url = https://github.com/rust-lang-nursery/reference.git
-[submodule "book"]
+[submodule "src/doc/book"]
 	path = src/doc/book
 	url = https://github.com/rust-lang/book.git
 [submodule "src/tools/rls"]
@@ -42,3 +38,15 @@
 [submodule "src/tools/miri"]
 	path = src/tools/miri
 	url = https://github.com/solson/miri.git
+[submodule "src/dlmalloc"]
+	path = src/dlmalloc
+	url = https://github.com/alexcrichton/dlmalloc-rs.git
+[submodule "src/binaryen"]
+	path = src/binaryen
+	url = https://github.com/alexcrichton/binaryen.git
+[submodule "src/doc/rust-by-example"]
+	path = src/doc/rust-by-example
+	url = https://github.com/rust-lang/rust-by-example
+[submodule "src/llvm-emscripten"]
+	path = src/llvm-emscripten
+	url = https://github.com/rust-lang/llvm

.mailmap

@@ -41,11 +41,12 @@ Boris Egorov <jightuse@gmail.com> <egorov@linux.com>
 Brandon Sanderson <singingboyo@gmail.com> Brandon Sanderson <singingboyo@hotmail.com>
 Brett Cannon <brett@python.org> Brett Cannon <brettcannon@users.noreply.github.com>
 Brian Anderson <banderson@mozilla.com> <andersrb@gmail.com>
+Brian Anderson <banderson@mozilla.com> <banderson@mozilla.org>
 Brian Dawn <brian.t.dawn@gmail.com>
 Brian Leibig <brian@brianleibig.com> Brian Leibig <brian.leibig@gmail.com>
 Carl-Anton Ingmarsson <mail@carlanton.se> <ca.ingmarsson@gmail.com>
-Carol (Nichols || Goulding) <carol.nichols@gmail.com>
-Carol (Nichols || Goulding) <cnichols@thinkthroughmath.com>
+Carol (Nichols || Goulding) <carol.nichols@gmail.com> <cnichols@thinkthroughmath.com>
+Carol (Nichols || Goulding) <carol.nichols@gmail.com> Carol Nichols <carol.nichols@gmail.com>
 Carol Willing <carolcode@willingconsulting.com>
 Chris C Cerami <chrisccerami@users.noreply.github.com> Chris C Cerami <chrisccerami@gmail.com>
 Chris Pressey <cpressey@gmail.com>
@@ -94,9 +95,9 @@ Herman J. Radtke III <herman@hermanradtke.com> Herman J. Radtke III <hermanradtk
 Ilyong Cho <ilyoan@gmail.com>
 Ivan Ivaschenko <defuz.net@gmail.com>
 J. J. Weber <jjweber@gmail.com>
-Jakub Bukaj <jakub@jakub.cc>
-Jakub Bukaj <jakub@jakub.cc> <jakubw@jakubw.net>
-Jakub Bukaj <jakub@jakub.cc> Jakub Bukaj <jakub.bukaj@yahoo.com>
+Jakub Adam Wieczorek <jakub.adam.wieczorek@gmail.com> <jakub@jakub.cc>
+Jakub Adam Wieczorek <jakub.adam.wieczorek@gmail.com> <jakubw@jakubw.net>
+Jakub Adam Wieczorek <jakub.adam.wieczorek@gmail.com> <jakub.bukaj@yahoo.com>
 James Deng <cnjamesdeng@gmail.com> <cnJamesDeng@gmail.com>
 James Miller <bladeon@gmail.com> <james@aatch.net>
 James Perry <james.austin.perry@gmail.com>

.travis.yml

@@ -5,25 +5,24 @@ services:
   - docker
 
 git:
-  depth: 1
+  depth: 2
   submodules: false
 
 matrix:
   fast_finish: true
   include:
     # Images used in testing PR and try-build should be run first.
-    - env: IMAGE=x86_64-gnu-llvm-3.7 RUST_BACKTRACE=1
+    - env: IMAGE=x86_64-gnu-llvm-3.9 RUST_BACKTRACE=1
       if: type = pull_request OR branch = auto
 
     - env: IMAGE=dist-x86_64-linux DEPLOY=1
       if: branch = try OR branch = auto
 
-    # "alternate" deployments, these are "nightlies" but don't have assertions
-    # turned on, they're deployed to a different location primarily for projects
-    # which are stuck on nightly and don't want llvm assertions in the artifacts
-    # that they use.
+    # "alternate" deployments, these are "nightlies" but have LLVM assertions
+    # turned on, they're deployed to a different location primarily for
+    # additional testing.
     - env: IMAGE=dist-x86_64-linux DEPLOY_ALT=1
-      if: branch = auto
+      if: branch = try OR branch = auto
 
     - env: >
         RUST_CHECK_TARGET=dist
@@ -36,7 +35,7 @@ matrix:
         NO_LLVM_ASSERTIONS=1
         NO_DEBUG_ASSERTIONS=1
       os: osx
-      osx_image: xcode7
+      osx_image: xcode7.3
       if: branch = auto
 
     # macOS builders. These are placed near the beginning because they are very
@@ -57,7 +56,7 @@ matrix:
         NO_LLVM_ASSERTIONS=1
         NO_DEBUG_ASSERTIONS=1
       os: osx
-      osx_image: xcode8.2
+      osx_image: xcode9.2
       if: branch = auto
 
     - env: >
@@ -71,7 +70,7 @@ matrix:
         NO_LLVM_ASSERTIONS=1
         NO_DEBUG_ASSERTIONS=1
       os: osx
-      osx_image: xcode8.2
+      osx_image: xcode9.2
       if: branch = auto
 
     # OSX builders producing releases. These do not run the full test suite and
@@ -82,7 +81,7 @@ matrix:
     # OSX 10.7 and `xcode7` is the latest Xcode able to compile LLVM for 10.7.
     - env: >
         RUST_CHECK_TARGET=dist
-        RUST_CONFIGURE_ARGS="--build=i686-apple-darwin --enable-extended --enable-profiler"
+        RUST_CONFIGURE_ARGS="--build=i686-apple-darwin --enable-extended --enable-profiler --enable-emscripten"
         SRC=.
         DEPLOY=1
         RUSTC_RETRY_LINKER_ON_SEGFAULT=1
@@ -91,12 +90,12 @@ matrix:
         NO_LLVM_ASSERTIONS=1
         NO_DEBUG_ASSERTIONS=1
       os: osx
-      osx_image: xcode7
+      osx_image: xcode7.3
       if: branch = auto
 
     - env: >
         RUST_CHECK_TARGET=dist
-        RUST_CONFIGURE_ARGS="--target=aarch64-apple-ios,armv7-apple-ios,armv7s-apple-ios,i386-apple-ios,x86_64-apple-ios --enable-extended --enable-sanitizers --enable-profiler"
+        RUST_CONFIGURE_ARGS="--target=aarch64-apple-ios,armv7-apple-ios,armv7s-apple-ios,i386-apple-ios,x86_64-apple-ios --enable-extended --enable-sanitizers --enable-profiler --enable-emscripten"
         SRC=.
         DEPLOY=1
         RUSTC_RETRY_LINKER_ON_SEGFAULT=1
@@ -105,15 +104,17 @@ matrix:
         NO_LLVM_ASSERTIONS=1
         NO_DEBUG_ASSERTIONS=1
       os: osx
-      osx_image: xcode7
+      osx_image: xcode7.3
       if: branch = auto
 
     # Linux builders, remaining docker images
     - env: IMAGE=arm-android
       if: branch = auto
     - env: IMAGE=armhf-gnu
       if: branch = auto
-    - env: IMAGE=cross DEPLOY=1
+    - env: IMAGE=dist-various-1 DEPLOY=1
+      if: branch = auto
+    - env: IMAGE=dist-various-2 DEPLOY=1
       if: branch = auto
     - env: IMAGE=dist-aarch64-linux DEPLOY=1
       if: branch = auto
@@ -125,9 +126,7 @@ matrix:
       if: branch = auto
     - env: IMAGE=dist-armv7-linux DEPLOY=1
       if: branch = auto
-    - env: IMAGE=dist-fuchsia DEPLOY=1
-      if: branch = auto
-    - env: IMAGE=dist-i586-gnu-i686-musl DEPLOY=1
+    - env: IMAGE=dist-i586-gnu-i586-i686-musl DEPLOY=1
       if: branch = auto
     - env: IMAGE=dist-i686-freebsd DEPLOY=1
       if: branch = auto
@@ -161,14 +160,16 @@ matrix:
       if: branch = auto
     - env: IMAGE=i686-gnu-nopt
       if: branch = auto
-    # - env: IMAGE=wasm32 issue 42646
-    #   if: branch = auto
+    - env: IMAGE=wasm32-unknown
+      if: branch = auto
     - env: IMAGE=x86_64-gnu
       if: branch = auto
     - env: IMAGE=x86_64-gnu-full-bootstrap
       if: branch = auto
     - env: IMAGE=x86_64-gnu-aux
       if: branch = auto
+    - env: IMAGE=x86_64-gnu-tools
+      if: branch = auto
     - env: IMAGE=x86_64-gnu-debug
       if: branch = auto
     - env: IMAGE=x86_64-gnu-nopt
@@ -178,17 +179,37 @@ matrix:
     - env: IMAGE=x86_64-gnu-incremental
       if: branch = auto
 
+    - stage: publish toolstate
+      if: branch = master AND type = push
+      before_install: []
+      install: []
+      cache: false
+      sudo: false
+      script:
+        MESSAGE_FILE=$(mktemp -t msg.XXXXXX);
+        . src/ci/docker/x86_64-gnu-tools/repo.sh;
+        commit_toolstate_change "$MESSAGE_FILE" "$TRAVIS_BUILD_DIR/src/tools/publish_toolstate.py" "$(git rev-parse HEAD)" "$(git log --format=%s -n1 HEAD)" "$MESSAGE_FILE" "$TOOLSTATE_REPO_ACCESS_TOKEN";
+
 env:
   global:
     - SCCACHE_BUCKET=rust-lang-ci-sccache2
     - SCCACHE_REGION=us-west-1
     - AWS_ACCESS_KEY_ID=AKIAJAMV3QAMMA6AXHFQ
     # AWS_SECRET_ACCESS_KEY=...
     - secure: "j96XxTVOSUf4s4r4htIxn/fvIa5DWbMgLqWl7r8z2QfgUwscmkMXAwXuFNc7s7bGTpV/+CgDiMFFM6BAFLGKutytIF6oA02s9b+usQYnM0th7YQ2AIgm9GtMTJCJp4AoyfFmh8F2faUICBZlfVLUJ34udHEe35vOklix+0k4WDo="
+    # TOOLSTATE_REPO_ACCESS_TOKEN=...
+    - secure: "cFh8thThqEJLC98XKI5pfqflUzOlxsYPRW20AWRaYOOgYHPTiGWypTXiPbGSKaeAXTZoOA+DpQtEmefc0U6lt9dHc7a/MIaK6isFurjlnKYiLOeTruzyu1z7PWCeZ/jKXsU2RK/88DBtlNwfMdaMIeuKj14IVfpepPPL71ETbuk="
 
 before_install:
   - zcat $HOME/docker/rust-ci.tar.gz | docker load || true
   - mkdir -p $HOME/rustsrc
+  # FIXME(#46924): these two commands are required to enable IPv6,
+  # they shouldn't exist, please revert once more official solutions appeared.
+  # see https://github.com/travis-ci/travis-ci/issues/8891#issuecomment-353403729
+  - if [ "$TRAVIS_OS_NAME" = linux ]; then
+      echo '{"ipv6":true,"fixed-cidr-v6":"fd9a:8454:6789:13f7::/64"}' | sudo tee /etc/docker/daemon.json;
+      sudo service docker restart;
+    fi
 
 install:
   - case "$TRAVIS_OS_NAME" in
@@ -251,7 +272,14 @@ after_failure:
 
   # Random attempt at debugging currently. Just poking around in here to see if
   # anything shows up.
-  - ls $HOME/Library/Logs/DiagnosticReports/
+  - ls -lat $HOME/Library/Logs/DiagnosticReports/
+  - find $HOME/Library/Logs/DiagnosticReports
+      -type f
+      -not -name '*.stage2-*.crash'
+      -not -name 'com.apple.CoreSimulator.CoreSimulatorService-*.crash'
+      -exec printf travis_fold":start:crashlog\n\033[31;1m%s\033[0m\n" {} \;
+      -exec head -750 {} \;
+      -exec echo travis_fold":"end:crashlog \;
 
   # attempt to debug anything killed by the oom killer on linux, just to see if
   # it happened
@@ -284,6 +312,8 @@ before_deploy:
           rm -rf obj/build/dist/doc &&
           cp -r obj/build/dist/* deploy/$TRAVIS_COMMIT;
       fi
+  - travis_retry gem update --system
+  - ls -la deploy/$TRAVIS_COMMIT
 
 deploy:
   - provider: s3
@@ -300,11 +330,30 @@ deploy:
       branch: auto
       condition: $DEPLOY = 1
 
+  # this is the same as the above deployment provider except that it uploads to
+  # a slightly different directory and has a different trigger
+  - provider: s3
+    bucket: rust-lang-ci2
+    skip_cleanup: true
+    local_dir: deploy
+    upload_dir: rustc-builds-alt
+    acl: public_read
+    region: us-west-1
+    access_key_id: AKIAJVBODR3IA4O72THQ
+    secret_access_key:
+      secure: "kUGd3t7JcVWFESgIlzvsM8viZgCA9Encs3creW0xLJaLSeI1iVjlJK4h/2/nO6y224AFrh/GUfsNr4/4AlxPuYb8OU5oC5Lv+Ff2JiRDYtuNpyQSKAQp+bRYytWMtrmhja91h118Mbm90cUfcLPwkdiINgJNTXhPKg5Cqu3VYn0="
+    on:
+      branch: auto
+      condition: $DEPLOY_ALT = 1
+
+  # These two providers are the same as the two above, except deploy on the
+  # try branch. Travis does not appear to provide a way to use "or" in these
+  # conditions.
   - provider: s3
     bucket: rust-lang-ci2
     skip_cleanup: true
     local_dir: deploy
-    upload_dir: rustc-builds-try
+    upload_dir: rustc-builds
     acl: public_read
     region: us-west-1
     access_key_id: AKIAJVBODR3IA4O72THQ
@@ -314,8 +363,6 @@ deploy:
       branch: try
       condition: $DEPLOY = 1
 
-  # this is the same as the above deployment provider except that it uploads to
-  # a slightly different directory and has a different trigger
   - provider: s3
     bucket: rust-lang-ci2
     skip_cleanup: true
@@ -327,5 +374,5 @@ deploy:
     secret_access_key:
       secure: "kUGd3t7JcVWFESgIlzvsM8viZgCA9Encs3creW0xLJaLSeI1iVjlJK4h/2/nO6y224AFrh/GUfsNr4/4AlxPuYb8OU5oC5Lv+Ff2JiRDYtuNpyQSKAQp+bRYytWMtrmhja91h118Mbm90cUfcLPwkdiINgJNTXhPKg5Cqu3VYn0="
     on:
-      branch: auto
+      branch: try
       condition: $DEPLOY_ALT = 1

CODE_OF_CONDUCT.md

@@ -6,19 +6,19 @@ A version of this document [can be found online](https://www.rust-lang.org/condu
 
 **Contact**: [rust-mods@rust-lang.org](mailto:rust-mods@rust-lang.org)
 
-* We are committed to providing a friendly, safe and welcoming environment for all, regardless of level of experience, gender, gender identity and expression, sexual orientation, disability, personal appearance, body size, race, ethnicity, age, religion, nationality, or other similar characteristic.
+* We are committed to providing a friendly, safe and welcoming environment for all, regardless of level of experience, gender identity and expression, sexual orientation, disability, personal appearance, body size, race, ethnicity, age, religion, nationality, or other similar characteristic.
 * On IRC, please avoid using overtly sexual nicknames or other nicknames that might detract from a friendly, safe and welcoming environment for all.
 * Please be kind and courteous. There's no need to be mean or rude.
 * Respect that people have differences of opinion and that every design or implementation choice carries a trade-off and numerous costs. There is seldom a right answer.
 * Please keep unstructured critique to a minimum. If you have solid ideas you want to experiment with, make a fork and see how it works.
 * We will exclude you from interaction if you insult, demean or harass anyone. That is not welcome behaviour. We interpret the term "harassment" as including the definition in the <a href="http://citizencodeofconduct.org/">Citizen Code of Conduct</a>; if you have any lack of clarity about what might be included in that concept, please read their definition. In particular, we don't tolerate behavior that excludes people in socially marginalized groups.
-* Private harassment is also unacceptable. No matter who you are, if you feel you have been or are being harassed or made uncomfortable by a community member, please contact one of the channel ops or any of the [Rust moderation team](/team.html#Moderation) immediately. Whether you're a regular contributor or a newcomer, we care about making this community a safe place for you and we've got your back.
+* Private harassment is also unacceptable. No matter who you are, if you feel you have been or are being harassed or made uncomfortable by a community member, please contact one of the channel ops or any of the [Rust moderation team][mod_team] immediately. Whether you're a regular contributor or a newcomer, we care about making this community a safe place for you and we've got your back.
 * Likewise any spamming, trolling, flaming, baiting or other attention-stealing behaviour is not welcome.
 
 ## Moderation
 
 
-These are the policies for upholding our community's standards of conduct. If you feel that a thread needs moderation, please contact the [Rust moderation team](/team.html#Moderation).
+These are the policies for upholding our community's standards of conduct. If you feel that a thread needs moderation, please contact the [Rust moderation team][mod_team].
 
 1. Remarks that violate the Rust standards of conduct, including hateful, hurtful, oppressive, or exclusionary remarks, are not allowed. (Cursing is allowed, but never targeting another user, and never in a hateful manner.)
 2. Remarks that moderators find inappropriate, whether listed in the code of conduct or not, are also not allowed.
@@ -35,4 +35,6 @@ And if someone takes issue with something you said or did, resist the urge to be
 
 The enforcement policies listed above apply to all official Rust venues; including official IRC channels (#rust, #rust-internals, #rust-tools, #rust-libs, #rustc, #rust-beginners, #rust-docs, #rust-community, #rust-lang, and #cargo); GitHub repositories under rust-lang, rust-lang-nursery, and rust-lang-deprecated; and all forums under rust-lang.org (users.rust-lang.org, internals.rust-lang.org). For other projects adopting the Rust Code of Conduct, please contact the maintainers of those projects for enforcement. If you wish to use this code of conduct for your own project, consider explicitly mentioning your moderation policy or making a copy with your own moderation policy so as to avoid confusion.
 
-*Adapted from the [Node.js Policy on Trolling](http://blog.izs.me/post/30036893703/policy-on-trolling) as well as the [Contributor Covenant v1.3.0](http://contributor-covenant.org/version/1/3/0/).*
+*Adapted from the [Node.js Policy on Trolling](http://blog.izs.me/post/30036893703/policy-on-trolling) as well as the [Contributor Covenant v1.3.0](https://www.contributor-covenant.org/version/1/3/0/).*
+
+[mod_team]: https://www.rust-lang.org/team.html#Moderation-team