Auto merge of rust-lang#89968 - JohnTitor:rollup-z51n967, r=JohnTitor

Rollup of 7 pull requests Successful merges: - rust-lang#89507 (Add `#[repr(i8)]` to `Ordering`) - rust-lang#89849 (CI: Selecting the Xcode version no longer needed with the macos-11 runners.) - rust-lang#89886 (Update the wasi-libc built with the wasm32-wasi target) - rust-lang#89907 (Remove FIXME since there is nothing to be fixed) - rust-lang#89943 (clippy::complexity fixes) - rust-lang#89953 (Make Option::as_mut const) - rust-lang#89958 (Correct small typo) Failed merges: r? `@ghost` `@rustbot` modify labels: rollup
rust-lang-ci · Oct 17, 2021 · 12b5bce · 12b5bce
2 parents 4e89811 + dc2e301
commit 12b5bce
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Showing 15 changed files with 23 additions and 43 deletions.
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
@@ -92,9 +92,6 @@ jobs:
       - name: install sccache
         run: src/ci/scripts/install-sccache.sh
         if: success() && !env.SKIP_JOB
-      - name: select Xcode
-        run: src/ci/scripts/select-xcode.sh
-        if: success() && !env.SKIP_JOB
       - name: install clang
         run: src/ci/scripts/install-clang.sh
         if: success() && !env.SKIP_JOB
@@ -322,7 +319,6 @@ jobs:
               SCRIPT: "./x.py dist --stage 2"
               RUST_CONFIGURE_ARGS: "--build=x86_64-apple-darwin --host=aarch64-apple-darwin --target=aarch64-apple-darwin --enable-full-tools --enable-sanitizers --enable-profiler --set rust.jemalloc --set llvm.ninja=false"
               RUSTC_RETRY_LINKER_ON_SEGFAULT: 1
-              SELECT_XCODE: /Applications/Xcode_12.2.app
               USE_XCODE_CLANG: 1
               MACOSX_DEPLOYMENT_TARGET: 11.0
               MACOSX_STD_DEPLOYMENT_TARGET: 11.0
@@ -467,9 +463,6 @@ jobs:
       - name: install sccache
         run: src/ci/scripts/install-sccache.sh
         if: success() && !env.SKIP_JOB
-      - name: select Xcode
-        run: src/ci/scripts/select-xcode.sh
-        if: success() && !env.SKIP_JOB
       - name: install clang
         run: src/ci/scripts/install-clang.sh
         if: success() && !env.SKIP_JOB
@@ -580,9 +573,6 @@ jobs:
       - name: install sccache
         run: src/ci/scripts/install-sccache.sh
         if: success() && !env.SKIP_JOB
-      - name: select Xcode
-        run: src/ci/scripts/select-xcode.sh
-        if: success() && !env.SKIP_JOB
       - name: install clang
         run: src/ci/scripts/install-clang.sh
         if: success() && !env.SKIP_JOB

diff --git a/compiler/rustc_attr/src/builtin.rs b/compiler/rustc_attr/src/builtin.rs
@@ -802,7 +802,7 @@ impl IntType {
 /// Valid repr contents: any of the primitive integral type names (see
 /// `int_type_of_word`, below) to specify enum discriminant type; `C`, to use
 /// the same discriminant size that the corresponding C enum would or C
-/// structure layout, `packed` to remove padding, and `transparent` to elegate representation
+/// structure layout, `packed` to remove padding, and `transparent` to delegate representation
 /// concerns to the only non-ZST field.
 pub fn find_repr_attrs(sess: &Session, attr: &Attribute) -> Vec<ReprAttr> {
     use ReprAttr::*;

diff --git a/compiler/rustc_expand/src/config.rs b/compiler/rustc_expand/src/config.rs
@@ -171,7 +171,7 @@ fn get_features(
             }
 
             if let Some(allowed) = sess.opts.debugging_opts.allow_features.as_ref() {
-                if allowed.iter().find(|&f| name.as_str() == *f).is_none() {
+                if allowed.iter().all(|f| name.as_str() != *f) {
                     struct_span_err!(
                         span_handler,
                         mi.span(),

diff --git a/compiler/rustc_middle/src/mir/interpret/allocation.rs b/compiler/rustc_middle/src/mir/interpret/allocation.rs
@@ -1004,13 +1004,13 @@ impl<Tag: Copy, Extra> Allocation<Tag, Extra> {
     /// Checks that a range of bytes is initialized. If not, returns the `InvalidUninitBytes`
     /// error which will report the first range of bytes which is uninitialized.
     fn check_init(&self, range: AllocRange) -> AllocResult {
-        self.is_init(range).or_else(|idx_range| {
-            Err(AllocError::InvalidUninitBytes(Some(UninitBytesAccess {
+        self.is_init(range).map_err(|idx_range| {
+            AllocError::InvalidUninitBytes(Some(UninitBytesAccess {
                 access_offset: range.start,
                 access_size: range.size,
                 uninit_offset: idx_range.start,
                 uninit_size: idx_range.end - idx_range.start, // `Size` subtraction
-            })))
+            }))
         })
     }
 

diff --git a/compiler/rustc_resolve/src/diagnostics.rs b/compiler/rustc_resolve/src/diagnostics.rs
@@ -1837,7 +1837,7 @@ crate fn show_candidates(
                 .skip(1)
                 .all(|(_, descr, _)| descr == descr_first)
             {
-                format!("{}", descr_first)
+                descr_first.to_string()
             } else {
                 "item".to_string()
             };

diff --git a/library/core/src/cmp.rs b/library/core/src/cmp.rs
@@ -323,6 +323,7 @@ pub struct AssertParamIsEq<T: Eq + ?Sized> {
 /// ```
 #[derive(Clone, Copy, PartialEq, Debug, Hash)]
 #[stable(feature = "rust1", since = "1.0.0")]
+#[repr(i8)]
 pub enum Ordering {
     /// An ordering where a compared value is less than another.
     #[stable(feature = "rust1", since = "1.0.0")]

diff --git a/library/core/src/option.rs b/library/core/src/option.rs
@@ -646,7 +646,8 @@ impl<T> Option<T> {
     /// ```
     #[inline]
     #[stable(feature = "rust1", since = "1.0.0")]
-    pub fn as_mut(&mut self) -> Option<&mut T> {
+    #[rustc_const_unstable(feature = "const_option", issue = "67441")]
+    pub const fn as_mut(&mut self) -> Option<&mut T> {
         match *self {
             Some(ref mut x) => Some(x),
             None => None,

diff --git a/library/core/tests/lib.rs b/library/core/tests/lib.rs
@@ -10,6 +10,7 @@
 #![feature(const_assume)]
 #![feature(const_cell_into_inner)]
 #![feature(const_maybe_uninit_assume_init)]
+#![cfg_attr(bootstrap, feature(const_panic))]
 #![feature(const_ptr_read)]
 #![feature(const_ptr_write)]
 #![feature(const_ptr_offset)]

diff --git a/library/core/tests/option.rs b/library/core/tests/option.rs
@@ -380,6 +380,14 @@ const fn option_const_mut() {
 
     let _take = option.take();
     let _replace = option.replace(42);
+
+    {
+        let as_mut = option.as_mut();
+        match as_mut {
+            Some(v) => *v = 32,
+            None => unreachable!(),
+        }
+    }
 }
 
 #[test]

diff --git a/src/ci/docker/host-x86_64/dist-various-2/build-wasi-toolchain.sh b/src/ci/docker/host-x86_64/dist-various-2/build-wasi-toolchain.sh
@@ -10,7 +10,7 @@ export PATH=`pwd`/clang+llvm-11.0.1-x86_64-linux-gnu-ubuntu-16.04/bin:$PATH
 git clone https://github.com/WebAssembly/wasi-libc
 
 cd wasi-libc
-git reset --hard 58795582905e08fa7748846c1971b4ab911d1e16
+git reset --hard ad5133410f66b93a2381db5b542aad5e0964db96
 make -j$(nproc) INSTALL_DIR=/wasm32-wasi install
 
 cd ..

diff --git a/src/ci/github-actions/ci.yml b/src/ci/github-actions/ci.yml
@@ -153,10 +153,6 @@ x--expand-yaml-anchors--remove:
         run: src/ci/scripts/install-sccache.sh
         <<: *step
 
-      - name: select Xcode
-        run: src/ci/scripts/select-xcode.sh
-        <<: *step
-
       - name: install clang
         run: src/ci/scripts/install-clang.sh
         <<: *step
@@ -498,7 +494,6 @@ jobs:
                 --set rust.jemalloc
                 --set llvm.ninja=false
               RUSTC_RETRY_LINKER_ON_SEGFAULT: 1
-              SELECT_XCODE: /Applications/Xcode_12.2.app
               USE_XCODE_CLANG: 1
               MACOSX_DEPLOYMENT_TARGET: 11.0
               MACOSX_STD_DEPLOYMENT_TARGET: 11.0

diff --git a/src/ci/scripts/select-xcode.sh b/src/ci/scripts/select-xcode.sh
diff --git a/src/librustdoc/html/markdown.rs b/src/librustdoc/html/markdown.rs
@@ -765,7 +765,7 @@ crate fn find_testable_code<T: doctest::Tester>(
                 // If there are characters between the preceding line ending and
                 // this code block, `str::lines` will return an additional line,
                 // which we subtract here.
-                if nb_lines != 0 && !&doc[prev_offset..offset.start].ends_with("\n") {
+                if nb_lines != 0 && !&doc[prev_offset..offset.start].ends_with('\n') {
                     nb_lines -= 1;
                 }
                 let line = tests.get_line() + nb_lines + 1;

diff --git a/src/librustdoc/visit_ast.rs b/src/librustdoc/visit_ast.rs
@@ -113,11 +113,9 @@ impl<'a, 'tcx> RustdocVisitor<'a, 'tcx> {
                     .unwrap_or(&[])
                     .iter()
                     .filter_map(|attr| {
-                        Some(
-                            Cfg::parse(attr.meta_item()?)
-                                .map_err(|e| self.cx.sess().diagnostic().span_err(e.span, e.msg))
-                                .ok()?,
-                        )
+                        Cfg::parse(attr.meta_item()?)
+                            .map_err(|e| self.cx.sess().diagnostic().span_err(e.span, e.msg))
+                            .ok()
                     })
                     .collect::<Vec<_>>()
             })

diff --git a/src/test/rustdoc-ui/ambiguous-inherent-assoc-ty.rs b/src/test/rustdoc-ui/ambiguous-inherent-assoc-ty.rs
@@ -11,7 +11,6 @@ impl Struct {
     pub const AssocConst: Self::AssocTy = 42;
     //~^ ERROR ambiguous associated type
     //~| HELP use fully-qualified syntax
-    // FIXME: for some reason, the error is shown twice with rustdoc but only once with rustc
     //~| ERROR ambiguous associated type
     //~| HELP use fully-qualified syntax
 }