Auto merge of #63771 - pietroalbini:beta-rollup, r=pietroalbini

[beta] Rollup backports Cherry-picked: * RELEASES.md: ? is one of three Kleene operators #63529 * Do not ICE when synthesizing spans falling inside unicode chars #63508 * ci: move mirrors to their standalone bucket #63485 r? @ghost
rust-lang · Aug 21, 2019 · 641586c · 641586c
2 parents e450539 + 3288766
commit 641586c
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diff --git a/RELEASES.md b/RELEASES.md
@@ -22,7 +22,7 @@ Language
 - [You can now use `_` as an identifier for consts.][61347] e.g. You can write
   `const _: u32 = 5;`.
 - [You can now use `#[repr(align(X)]` on enums.][61229]
-- [The  `?`/_"Kleene"_ macro operator is now available in the
+- [The  `?` Kleene macro operator is now available in the
   2015 edition.][60932]
 
 Compiler

diff --git a/src/ci/azure-pipelines/auto.yml b/src/ci/azure-pipelines/auto.yml
@@ -273,7 +273,7 @@ jobs:
         MSYS_BITS: 32
         RUST_CONFIGURE_ARGS: --build=i686-pc-windows-gnu
         SCRIPT: make ci-subset-1
-        MINGW_URL: https://rust-lang-ci2.s3.amazonaws.com/rust-ci-mirror
+        MINGW_URL: https://rust-lang-ci-mirrors.s3-us-west-1.amazonaws.com/rustc
         MINGW_ARCHIVE: i686-6.3.0-release-posix-dwarf-rt_v5-rev2.7z
         MINGW_DIR: mingw32
         # FIXME(#59637)
@@ -283,14 +283,14 @@ jobs:
         MSYS_BITS: 32
         RUST_CONFIGURE_ARGS: --build=i686-pc-windows-gnu
         SCRIPT: make ci-subset-2
-        MINGW_URL: https://rust-lang-ci2.s3.amazonaws.com/rust-ci-mirror
+        MINGW_URL: https://rust-lang-ci-mirrors.s3-us-west-1.amazonaws.com/rustc
         MINGW_ARCHIVE: i686-6.3.0-release-posix-dwarf-rt_v5-rev2.7z
         MINGW_DIR: mingw32
       x86_64-mingw-1:
         MSYS_BITS: 64
         SCRIPT: make ci-subset-1
         RUST_CONFIGURE_ARGS: --build=x86_64-pc-windows-gnu
-        MINGW_URL: https://rust-lang-ci2.s3.amazonaws.com/rust-ci-mirror
+        MINGW_URL: https://rust-lang-ci-mirrors.s3-us-west-1.amazonaws.com/rustc
         MINGW_ARCHIVE: x86_64-6.3.0-release-posix-seh-rt_v5-rev2.7z
         MINGW_DIR: mingw64
         # FIXME(#59637)
@@ -300,7 +300,7 @@ jobs:
         MSYS_BITS: 64
         SCRIPT: make ci-subset-2
         RUST_CONFIGURE_ARGS: --build=x86_64-pc-windows-gnu
-        MINGW_URL: https://rust-lang-ci2.s3.amazonaws.com/rust-ci-mirror
+        MINGW_URL: https://rust-lang-ci-mirrors.s3-us-west-1.amazonaws.com/rustc
         MINGW_ARCHIVE: x86_64-6.3.0-release-posix-seh-rt_v5-rev2.7z
         MINGW_DIR: mingw64
 
@@ -327,7 +327,7 @@ jobs:
         MSYS_BITS: 32
         RUST_CONFIGURE_ARGS: --build=i686-pc-windows-gnu --enable-full-tools --enable-profiler
         SCRIPT: python x.py dist
-        MINGW_URL: https://rust-lang-ci2.s3.amazonaws.com/rust-ci-mirror
+        MINGW_URL: https://rust-lang-ci-mirrors.s3-us-west-1.amazonaws.com/rustc
         MINGW_ARCHIVE: i686-6.3.0-release-posix-dwarf-rt_v5-rev2.7z
         MINGW_DIR: mingw32
         DIST_REQUIRE_ALL_TOOLS: 1
@@ -336,7 +336,7 @@ jobs:
         MSYS_BITS: 64
         SCRIPT: python x.py dist
         RUST_CONFIGURE_ARGS: --build=x86_64-pc-windows-gnu --enable-full-tools --enable-profiler
-        MINGW_URL: https://rust-lang-ci2.s3.amazonaws.com/rust-ci-mirror
+        MINGW_URL: https://rust-lang-ci-mirrors.s3-us-west-1.amazonaws.com/rustc
         MINGW_ARCHIVE: x86_64-6.3.0-release-posix-seh-rt_v5-rev2.7z
         MINGW_DIR: mingw64
         DIST_REQUIRE_ALL_TOOLS: 1

diff --git a/src/ci/azure-pipelines/steps/install-clang.yml b/src/ci/azure-pipelines/steps/install-clang.yml
@@ -36,7 +36,7 @@ steps:
     set -e
     mkdir -p citools
     cd citools
-    curl -f https://rust-lang-ci2.s3.amazonaws.com/rust-ci-mirror/LLVM-7.0.0-win64.tar.gz | tar xzf -
+    curl -f https://rust-lang-ci-mirrors.s3-us-west-1.amazonaws.com/rustc/LLVM-7.0.0-win64.tar.gz | tar xzf -
     echo "##vso[task.setvariable variable=RUST_CONFIGURE_ARGS]$RUST_CONFIGURE_ARGS --set llvm.clang-cl=`pwd`/clang-rust/bin/clang-cl.exe"
   condition: and(succeeded(), eq(variables['Agent.OS'], 'Windows_NT'), eq(variables['MINGW_URL'],''))
   displayName: Install clang (Windows)

diff --git a/src/ci/azure-pipelines/steps/install-sccache.yml b/src/ci/azure-pipelines/steps/install-sccache.yml
@@ -2,14 +2,14 @@ steps:
 
 - bash: |
     set -e
-    curl -fo /usr/local/bin/sccache https://rust-lang-ci2.s3.amazonaws.com/rust-ci-mirror/2018-04-02-sccache-x86_64-apple-darwin
+    curl -fo /usr/local/bin/sccache https://rust-lang-ci-mirrors.s3-us-west-1.amazonaws.com/rustc/2018-04-02-sccache-x86_64-apple-darwin
     chmod +x /usr/local/bin/sccache
   displayName: Install sccache (OSX)
   condition: and(succeeded(), eq(variables['Agent.OS'], 'Darwin'))
 
 - script: |
     md sccache
-    powershell -Command "$ProgressPreference = 'SilentlyContinue'; iwr -outf sccache\sccache.exe https://rust-lang-ci2.s3.amazonaws.com/rust-ci-mirror/2018-04-26-sccache-x86_64-pc-windows-msvc"
+    powershell -Command "$ProgressPreference = 'SilentlyContinue'; iwr -outf sccache\sccache.exe https://rust-lang-ci-mirrors.s3-us-west-1.amazonaws.com/rustc/2018-04-26-sccache-x86_64-pc-windows-msvc"
     echo ##vso[task.prependpath]%CD%\sccache
   displayName: Install sccache (Windows)
   condition: and(succeeded(), eq(variables['Agent.OS'], 'Windows_NT'))

diff --git a/src/ci/azure-pipelines/steps/install-windows-build-deps.yml b/src/ci/azure-pipelines/steps/install-windows-build-deps.yml
@@ -4,7 +4,7 @@ steps:
 # https://github.com/wixtoolset/wix3 originally
 - bash: |
     set -e
-    curl -O https://rust-lang-ci2.s3-us-west-1.amazonaws.com/rust-ci-mirror/wix311-binaries.zip
+    curl -O https://rust-lang-ci-mirrors.s3-us-west-1.amazonaws.com/rustc/wix311-binaries.zip
     echo "##vso[task.setvariable variable=WIX]`pwd`/wix"
     mkdir -p wix/bin
     cd wix/bin
@@ -18,7 +18,7 @@ steps:
 # one is MSI installers and one is EXE, but they're not used so frequently at
 # this point anyway so perhaps it's a wash!
 - script: |
-    powershell -Command "$ProgressPreference = 'SilentlyContinue'; iwr -outf is-install.exe https://rust-lang-ci2.s3.amazonaws.com/rust-ci-mirror/2017-08-22-is.exe"
+    powershell -Command "$ProgressPreference = 'SilentlyContinue'; iwr -outf is-install.exe https://rust-lang-ci-mirrors.s3-us-west-1.amazonaws.com/rustc/2017-08-22-is.exe"
     is-install.exe /VERYSILENT /SUPPRESSMSGBOXES /NORESTART /SP-
     echo ##vso[task.prependpath]C:\Program Files (x86)\Inno Setup 5
   displayName: Install InnoSetup
@@ -109,7 +109,7 @@ steps:
 # Note that this is originally from the github releases patch of Ninja
 - script: |
     md ninja
-    powershell -Command "$ProgressPreference = 'SilentlyContinue'; iwr -outf 2017-03-15-ninja-win.zip https://rust-lang-ci2.s3.amazonaws.com/rust-ci-mirror/2017-03-15-ninja-win.zip"
+    powershell -Command "$ProgressPreference = 'SilentlyContinue'; iwr -outf 2017-03-15-ninja-win.zip https://rust-lang-ci-mirrors.s3-us-west-1.amazonaws.com/rustc/2017-03-15-ninja-win.zip"
     7z x -oninja 2017-03-15-ninja-win.zip
     del 2017-03-15-ninja-win.zip
     set RUST_CONFIGURE_ARGS=%RUST_CONFIGURE_ARGS% --enable-ninja

diff --git a/src/ci/docker/armhf-gnu/Dockerfile b/src/ci/docker/armhf-gnu/Dockerfile
@@ -72,7 +72,7 @@ RUN arm-linux-gnueabihf-gcc addentropy.c -o rootfs/addentropy -static
 
 # TODO: What is this?!
 # Source of the file: https://github.com/vfdev-5/qemu-rpi2-vexpress/raw/master/vexpress-v2p-ca15-tc1.dtb
-RUN curl -O https://rust-lang-ci2.s3.amazonaws.com/rust-ci-mirror/vexpress-v2p-ca15-tc1.dtb
+RUN curl -O https://rust-lang-ci-mirrors.s3-us-west-1.amazonaws.com/rustc/vexpress-v2p-ca15-tc1.dtb
 
 COPY scripts/sccache.sh /scripts/
 RUN sh /scripts/sccache.sh

diff --git a/src/ci/docker/dist-various-1/install-mips-musl.sh b/src/ci/docker/dist-various-1/install-mips-musl.sh
@@ -5,7 +5,7 @@ mkdir /usr/local/mips-linux-musl
 # originally from
 # https://downloads.openwrt.org/snapshots/trunk/ar71xx/generic/
 # OpenWrt-Toolchain-ar71xx-generic_gcc-5.3.0_musl-1.1.16.Linux-x86_64.tar.bz2
-URL="https://rust-lang-ci2.s3.amazonaws.com/rust-ci-mirror"
+URL="https://rust-lang-ci-mirrors.s3-us-west-1.amazonaws.com/rustc"
 FILE="OpenWrt-Toolchain-ar71xx-generic_gcc-5.3.0_musl-1.1.16.Linux-x86_64.tar.bz2"
 curl -L "$URL/$FILE" | tar xjf - -C /usr/local/mips-linux-musl --strip-components=2
 

diff --git a/src/ci/docker/dist-various-2/build-wasi-toolchain.sh b/src/ci/docker/dist-various-2/build-wasi-toolchain.sh
@@ -5,7 +5,7 @@
 set -ex
 
 # Originally from https://releases.llvm.org/8.0.0/clang+llvm-8.0.0-x86_64-linux-gnu-ubuntu-14.04.tar.xz
-curl https://rust-lang-ci2.s3.amazonaws.com/rust-ci-mirror/clang%2Bllvm-8.0.0-x86_64-linux-gnu-ubuntu-14.04.tar.xz | \
+curl https://rust-lang-ci-mirrors.s3-us-west-1.amazonaws.com/rustc/clang%2Bllvm-8.0.0-x86_64-linux-gnu-ubuntu-14.04.tar.xz | \
   tar xJf -
 export PATH=`pwd`/clang+llvm-8.0.0-x86_64-linux-gnu-ubuntu-14.04/bin:$PATH
 

diff --git a/src/ci/docker/dist-x86_64-linux/build-openssl.sh b/src/ci/docker/dist-x86_64-linux/build-openssl.sh
@@ -4,7 +4,7 @@ set -ex
 source shared.sh
 
 VERSION=1.0.2k
-URL=https://rust-lang-ci2.s3.amazonaws.com/rust-ci-mirror/openssl-$VERSION.tar.gz
+URL=https://rust-lang-ci-mirrors.s3-us-west-1.amazonaws.com/rustc/openssl-$VERSION.tar.gz
 
 curl $URL | tar xzf -
 

diff --git a/src/ci/docker/dist-x86_64-netbsd/build-netbsd-toolchain.sh b/src/ci/docker/dist-x86_64-netbsd/build-netbsd-toolchain.sh
@@ -25,7 +25,7 @@ cd netbsd
 
 mkdir -p /x-tools/x86_64-unknown-netbsd/sysroot
 
-URL=https://rust-lang-ci2.s3.amazonaws.com/rust-ci-mirror
+URL=https://rust-lang-ci-mirrors.s3-us-west-1.amazonaws.com/rustc
 
 # Originally from ftp://ftp.netbsd.org/pub/NetBSD/NetBSD-$BSD/source/sets/*.tgz
 curl $URL/2018-03-01-netbsd-src.tgz | tar xzf -

diff --git a/src/ci/docker/scripts/android-sdk-manager.py b/src/ci/docker/scripts/android-sdk-manager.py
@@ -23,8 +23,9 @@
 HOST_OS = "linux"
 
 # Mirroring options
-MIRROR_BUCKET = "rust-lang-ci2"
-MIRROR_BASE_DIR = "rust-ci-mirror/android/"
+MIRROR_BUCKET = "rust-lang-ci-mirrors"
+MIRROR_BUCKET_REGION = "us-west-1"
+MIRROR_BASE_DIR = "rustc/android/"
 
 import argparse
 import hashlib
@@ -144,7 +145,8 @@ def cli_install(args):
     lockfile = Lockfile(args.lockfile)
     for package in lockfile.packages.values():
         # Download the file from the mirror into a temp file
-        url = "https://" + MIRROR_BUCKET + ".s3.amazonaws.com/" + MIRROR_BASE_DIR
+        url = "https://" + MIRROR_BUCKET + ".s3-" + MIRROR_BUCKET_REGION + \
+              ".amazonaws.com/" + MIRROR_BASE_DIR
         downloaded = package.download(url)
         # Extract the file in a temporary directory
         extract_dir = tempfile.mkdtemp()

diff --git a/src/ci/docker/scripts/freebsd-toolchain.sh b/src/ci/docker/scripts/freebsd-toolchain.sh
@@ -59,7 +59,7 @@ done
 
 # Originally downloaded from:
 # https://download.freebsd.org/ftp/releases/${freebsd_arch}/${freebsd_version}-RELEASE/base.txz
-URL=https://rust-lang-ci2.s3.amazonaws.com/rust-ci-mirror/2019-04-04-freebsd-${freebsd_arch}-${freebsd_version}-RELEASE-base.txz
+URL=https://rust-lang-ci-mirrors.s3-us-west-1.amazonaws.com/rustc/2019-04-04-freebsd-${freebsd_arch}-${freebsd_version}-RELEASE-base.txz
 curl "$URL" | tar xJf - -C "$sysroot" --wildcards "${files_to_extract[@]}"
 
 # Fix up absolute symlinks from the system image.  This can be removed

diff --git a/src/ci/docker/scripts/sccache.sh b/src/ci/docker/scripts/sccache.sh
@@ -1,6 +1,6 @@
 set -ex
 
 curl -fo /usr/local/bin/sccache \
-  https://rust-lang-ci2.s3.amazonaws.com/rust-ci-mirror/2018-04-02-sccache-x86_64-unknown-linux-musl
+  https://rust-lang-ci-mirrors.s3-us-west-1.amazonaws.com/rustc/2018-04-02-sccache-x86_64-unknown-linux-musl
 
 chmod +x /usr/local/bin/sccache
diff --git a/src/ci/install-awscli.sh b/src/ci/install-awscli.sh
@@ -16,7 +16,7 @@
 set -euo pipefail
 IFS=$'\n\t'
 
-MIRROR="https://rust-lang-ci2.s3.amazonaws.com/rust-ci-mirror/2019-07-27-awscli.tar"
+MIRROR="https://rust-lang-ci-mirrors.s3-us-west-1.amazonaws.com/rustc/2019-07-27-awscli.tar"
 DEPS_DIR="/tmp/awscli-deps"
 
 pip="pip"

diff --git a/src/libsyntax/source_map.rs b/src/libsyntax/source_map.rs
@@ -519,7 +519,7 @@ impl SourceMap {
     /// extract function takes three arguments: a string slice containing the source, an index in
     /// the slice for the beginning of the span and an index in the slice for the end of the span.
     fn span_to_source<F>(&self, sp: Span, extract_source: F) -> Result<String, SpanSnippetError>
-        where F: Fn(&str, usize, usize) -> String
+        where F: Fn(&str, usize, usize) -> Result<String, SpanSnippetError>
     {
         if sp.lo() > sp.hi() {
             return Err(SpanSnippetError::IllFormedSpan(sp));
@@ -554,9 +554,9 @@ impl SourceMap {
             }
 
             if let Some(ref src) = local_begin.sf.src {
-                return Ok(extract_source(src, start_index, end_index));
+                return extract_source(src, start_index, end_index);
             } else if let Some(src) = local_begin.sf.external_src.borrow().get_source() {
-                return Ok(extract_source(src, start_index, end_index));
+                return extract_source(src, start_index, end_index);
             } else {
                 return Err(SpanSnippetError::SourceNotAvailable {
                     filename: local_begin.sf.name.clone()
@@ -567,8 +567,9 @@ impl SourceMap {
 
     /// Returns the source snippet as `String` corresponding to the given `Span`
     pub fn span_to_snippet(&self, sp: Span) -> Result<String, SpanSnippetError> {
-        self.span_to_source(sp, |src, start_index, end_index| src[start_index..end_index]
-                                                                .to_string())
+        self.span_to_source(sp, |src, start_index, end_index| src.get(start_index..end_index)
+            .map(|s| s.to_string())
+            .ok_or_else(|| SpanSnippetError::IllFormedSpan(sp)))
     }
 
     pub fn span_to_margin(&self, sp: Span) -> Option<usize> {
@@ -582,7 +583,9 @@ impl SourceMap {
 
     /// Returns the source snippet as `String` before the given `Span`
     pub fn span_to_prev_source(&self, sp: Span) -> Result<String, SpanSnippetError> {
-        self.span_to_source(sp, |src, start_index, _| src[..start_index].to_string())
+        self.span_to_source(sp, |src, start_index, _| src.get(..start_index)
+            .map(|s| s.to_string())
+            .ok_or_else(|| SpanSnippetError::IllFormedSpan(sp)))
     }
 
     /// Extend the given `Span` to just after the previous occurrence of `c`. Return the same span

diff --git a/src/test/ui/suggestions/issue-61226.rs b/src/test/ui/suggestions/issue-61226.rs
@@ -0,0 +1,5 @@
+struct X {}
+fn main() {
+    vec![X]; //…
+    //~^ ERROR expected value, found struct `X`
+}
diff --git a/src/test/ui/suggestions/issue-61226.stderr b/src/test/ui/suggestions/issue-61226.stderr
@@ -0,0 +1,9 @@
+error[E0423]: expected value, found struct `X`
+  --> $DIR/issue-61226.rs:3:10
+   |
+LL |     vec![X]; //…
+   |          ^ did you mean `X { /* fields */ }`?
+
+error: aborting due to previous error
+
+For more information about this error, try `rustc --explain E0423`.