Auto merge of #7178 - flip1995:rustup, r=flip1995

Rustup

r? `@ghost`

changelog: none

15 files changed, 24 insertions, 21 deletions

diff --git a/Cargo.toml b/Cargo.toml
index 23a035f9715..f010e609604 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "clippy"
-version = "0.1.53"
+version = "0.1.54"
 authors = ["The Rust Clippy Developers"]
 description = "A bunch of helpful lints to avoid common pitfalls in Rust"
 repository = "https://github.com/rust-lang/rust-clippy"
diff --git a/clippy_dev/src/new_lint.rs b/clippy_dev/src/new_lint.rs
index d951ca0e630..4676c2affad 100644
--- a/clippy_dev/src/new_lint.rs
+++ b/clippy_dev/src/new_lint.rs
@@ -44,7 +44,7 @@ pub fn create(pass: Option<&str>, lint_name: Option<&str>, category: Option<&str
     create_test(&lint).context("Unable to create a test for the new lint")
 }
 
-fn create_lint(lint: &LintData) -> io::Result<()> {
+fn create_lint(lint: &LintData<'_>) -> io::Result<()> {
     let (pass_type, pass_lifetimes, pass_import, context_import) = match lint.pass {
         "early" => ("EarlyLintPass", "", "use rustc_ast::ast::*;", "EarlyContext"),
         "late" => ("LateLintPass", "<'_>", "use rustc_hir::*;", "LateContext"),
@@ -68,7 +68,7 @@ fn create_lint(lint: &LintData) -> io::Result<()> {
     write_file(lint.project_root.join(&lint_path), lint_contents.as_bytes())
 }
 
-fn create_test(lint: &LintData) -> io::Result<()> {
+fn create_test(lint: &LintData<'_>) -> io::Result<()> {
     fn create_project_layout<P: Into<PathBuf>>(lint_name: &str, location: P, case: &str, hint: &str) -> io::Result<()> {
         let mut path = location.into().join(case);
         fs::create_dir(&path)?;
diff --git a/clippy_lints/Cargo.toml b/clippy_lints/Cargo.toml
index 42218c2c00a..7ceb1da6a6e 100644
--- a/clippy_lints/Cargo.toml
+++ b/clippy_lints/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "clippy_lints"
 # begin automatic update
-version = "0.1.53"
+version = "0.1.54"
 # end automatic update
 authors = ["The Rust Clippy Developers"]
 description = "A bunch of helpful lints to avoid common pitfalls in Rust"
diff --git a/clippy_lints/src/lib.rs b/clippy_lints/src/lib.rs
index 1a74f641554..79fe4d06d07 100644
--- a/clippy_lints/src/lib.rs
+++ b/clippy_lints/src/lib.rs
@@ -16,7 +16,7 @@
 // warn on lints, that are included in `rust-lang/rust`s bootstrap
 #![warn(rust_2018_idioms, unused_lifetimes)]
 // warn on rustc internal lints
-#![deny(rustc::internal)]
+#![warn(rustc::internal)]
 
 // FIXME: switch to something more ergonomic here, once available.
 // (Currently there is no way to opt into sysroot crates without `extern crate`.)
diff --git a/clippy_lints/src/missing_const_for_fn.rs b/clippy_lints/src/missing_const_for_fn.rs
index 27b5a07c1bc..59cbc481ed4 100644
--- a/clippy_lints/src/missing_const_for_fn.rs
+++ b/clippy_lints/src/missing_const_for_fn.rs
@@ -137,7 +137,7 @@ impl<'tcx> LateLintPass<'tcx> for MissingConstForFn {
         let mir = cx.tcx.optimized_mir(def_id);
 
         if let Err((span, err)) = is_min_const_fn(cx.tcx, mir, self.msrv.as_ref()) {
-            if rustc_mir::const_eval::is_min_const_fn(cx.tcx, def_id.to_def_id()) {
+            if cx.tcx.is_const_fn_raw(def_id.to_def_id()) {
                 cx.tcx.sess.span_err(span, &err);
             }
         } else {
diff --git a/clippy_utils/Cargo.toml b/clippy_utils/Cargo.toml
index 6e158c8ce72..0a1d4e11142 100644
--- a/clippy_utils/Cargo.toml
+++ b/clippy_utils/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "clippy_utils"
-version = "0.1.53"
+version = "0.1.54"
 authors = ["The Rust Clippy Developers"]
 edition = "2018"
 publish = false
diff --git a/clippy_utils/src/lib.rs b/clippy_utils/src/lib.rs
index d4bc42657f4..7ca9d3a860d 100644
--- a/clippy_utils/src/lib.rs
+++ b/clippy_utils/src/lib.rs
@@ -678,7 +678,7 @@ pub fn method_chain_args<'a>(expr: &'a Expr<'_>, methods: &[&str]) -> Option<Vec
 pub fn is_entrypoint_fn(cx: &LateContext<'_>, def_id: DefId) -> bool {
     cx.tcx
         .entry_fn(LOCAL_CRATE)
-        .map_or(false, |(entry_fn_def_id, _)| def_id == entry_fn_def_id.to_def_id())
+        .map_or(false, |(entry_fn_def_id, _)| def_id == entry_fn_def_id)
 }
 
 /// Returns `true` if the expression is in the program's `#[panic_handler]`.
diff --git a/clippy_utils/src/paths.rs b/clippy_utils/src/paths.rs
index 7c7bb9b02b1..8037d670500 100644
--- a/clippy_utils/src/paths.rs
+++ b/clippy_utils/src/paths.rs
@@ -112,7 +112,7 @@ pub const PARKING_LOT_RWLOCK_WRITE_GUARD: [&str; 2] = ["parking_lot", "RwLockWri
 pub const PATH_BUF_AS_PATH: [&str; 4] = ["std", "path", "PathBuf", "as_path"];
 pub const PATH_TO_PATH_BUF: [&str; 4] = ["std", "path", "Path", "to_path_buf"];
 pub const PERMISSIONS: [&str; 3] = ["std", "fs", "Permissions"];
-pub const PERMISSIONS_FROM_MODE: [&str; 7] = ["std", "sys", "unix", "ext", "fs", "PermissionsExt", "from_mode"];
+pub const PERMISSIONS_FROM_MODE: [&str; 7] = ["std", "os", "imp", "unix", "fs", "PermissionsExt", "from_mode"];
 pub const POLL: [&str; 4] = ["core", "task", "poll", "Poll"];
 pub const POLL_PENDING: [&str; 5] = ["core", "task", "poll", "Poll", "Pending"];
 pub const POLL_READY: [&str; 5] = ["core", "task", "poll", "Poll", "Ready"];
diff --git a/rust-toolchain b/rust-toolchain
index cd398451783..593162f09a7 100644
--- a/rust-toolchain
+++ b/rust-toolchain
@@ -1,3 +1,3 @@
 [toolchain]
-channel = "nightly-2021-04-22"
+channel = "nightly-2021-05-06"
 components = ["llvm-tools-preview", "rustc-dev", "rust-src"]
diff --git a/src/driver.rs b/src/driver.rs
index 221474e55d4..0c82f37d6a2 100644
--- a/src/driver.rs
+++ b/src/driver.rs
@@ -4,7 +4,7 @@
 // warn on lints, that are included in `rust-lang/rust`s bootstrap
 #![warn(rust_2018_idioms, unused_lifetimes)]
 // warn on rustc internal lints
-#![deny(rustc::internal)]
+#![warn(rustc::internal)]
 
 // FIXME: switch to something more ergonomic here, once available.
 // (Currently there is no way to opt into sysroot crates without `extern crate`.)
diff --git a/tests/compile-test.rs b/tests/compile-test.rs
index f4d354f0bf9..e1110721f6e 100644
--- a/tests/compile-test.rs
+++ b/tests/compile-test.rs
@@ -83,14 +83,7 @@ fn default_config() -> compiletest::Config {
         third_party_crates(),
     ));
 
-    config.build_base = if cargo::is_rustc_test_suite() {
-        // This make the stderr files go to clippy OUT_DIR on rustc repo build dir
-        let mut path = PathBuf::from(env!("OUT_DIR"));
-        path.push("test_build_base");
-        path
-    } else {
-        host_lib().join("test_build_base")
-    };
+    config.build_base = host_lib().join("test_build_base");
     config.rustc_path = clippy_driver_path();
     config
 }
diff --git a/tests/ui/crashes/ice-3969.stderr b/tests/ui/crashes/ice-3969.stderr
index 923db0664a7..fb4589a48ec 100644
--- a/tests/ui/crashes/ice-3969.stderr
+++ b/tests/ui/crashes/ice-3969.stderr
@@ -5,18 +5,26 @@ LL |     for<'a> Dst<A + 'a>: Sized,
    |                 ^^^^^^ help: use `dyn`: `dyn A + 'a`
    |
    = note: `-D bare-trait-objects` implied by `-D warnings`
+   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
+   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
 
 error: trait objects without an explicit `dyn` are deprecated
   --> $DIR/ice-3969.rs:27:16
    |
 LL |     let x: Dst<A> = *(Box::new(Dst { x: 1 }) as Box<Dst<A>>);
    |                ^ help: use `dyn`: `dyn A`
+   |
+   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
+   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
 
 error: trait objects without an explicit `dyn` are deprecated
   --> $DIR/ice-3969.rs:27:57
    |
 LL |     let x: Dst<A> = *(Box::new(Dst { x: 1 }) as Box<Dst<A>>);
    |                                                         ^ help: use `dyn`: `dyn A`
+   |
+   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
+   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
 
 error: aborting due to 3 previous errors
 
diff --git a/tests/ui/wildcard_enum_match_arm.fixed b/tests/ui/wildcard_enum_match_arm.fixed
index 129d82652d7..5ad27bb1450 100644
--- a/tests/ui/wildcard_enum_match_arm.fixed
+++ b/tests/ui/wildcard_enum_match_arm.fixed
@@ -77,7 +77,7 @@ fn main() {
     let error_kind = ErrorKind::NotFound;
     match error_kind {
         ErrorKind::NotFound => {},
-        ErrorKind::PermissionDenied | ErrorKind::ConnectionRefused | ErrorKind::ConnectionReset | ErrorKind::ConnectionAborted | ErrorKind::NotConnected | ErrorKind::AddrInUse | ErrorKind::AddrNotAvailable | ErrorKind::BrokenPipe | ErrorKind::AlreadyExists | ErrorKind::WouldBlock | ErrorKind::InvalidInput | ErrorKind::InvalidData | ErrorKind::TimedOut | ErrorKind::WriteZero | ErrorKind::Interrupted | ErrorKind::Other | ErrorKind::UnexpectedEof | ErrorKind::Unsupported | _ => {},
+        ErrorKind::PermissionDenied | ErrorKind::ConnectionRefused | ErrorKind::ConnectionReset | ErrorKind::ConnectionAborted | ErrorKind::NotConnected | ErrorKind::AddrInUse | ErrorKind::AddrNotAvailable | ErrorKind::BrokenPipe | ErrorKind::AlreadyExists | ErrorKind::WouldBlock | ErrorKind::InvalidInput | ErrorKind::InvalidData | ErrorKind::TimedOut | ErrorKind::WriteZero | ErrorKind::Interrupted | ErrorKind::Other | ErrorKind::UnexpectedEof | ErrorKind::Unsupported | ErrorKind::OutOfMemory | _ => {},
     }
     match error_kind {
         ErrorKind::NotFound => {},
@@ -99,6 +99,7 @@ fn main() {
         ErrorKind::Other => {},
         ErrorKind::UnexpectedEof => {},
         ErrorKind::Unsupported => {},
+        ErrorKind::OutOfMemory => {},
         _ => {},
     }
 }
diff --git a/tests/ui/wildcard_enum_match_arm.rs b/tests/ui/wildcard_enum_match_arm.rs
index 028ecb63e7e..adca0738bba 100644
--- a/tests/ui/wildcard_enum_match_arm.rs
+++ b/tests/ui/wildcard_enum_match_arm.rs
@@ -99,6 +99,7 @@ fn main() {
         ErrorKind::Other => {},
         ErrorKind::UnexpectedEof => {},
         ErrorKind::Unsupported => {},
+        ErrorKind::OutOfMemory => {},
         _ => {},
     }
 }
diff --git a/tests/ui/wildcard_enum_match_arm.stderr b/tests/ui/wildcard_enum_match_arm.stderr
index fd45cad00d6..73f6a4a80c9 100644
--- a/tests/ui/wildcard_enum_match_arm.stderr
+++ b/tests/ui/wildcard_enum_match_arm.stderr
@@ -32,7 +32,7 @@ error: wildcard matches known variants and will also match future added variants
   --> $DIR/wildcard_enum_match_arm.rs:80:9
    |
 LL |         _ => {},
-   |         ^ help: try this: `ErrorKind::PermissionDenied | ErrorKind::ConnectionRefused | ErrorKind::ConnectionReset | ErrorKind::ConnectionAborted | ErrorKind::NotConnected | ErrorKind::AddrInUse | ErrorKind::AddrNotAvailable | ErrorKind::BrokenPipe | ErrorKind::AlreadyExists | ErrorKind::WouldBlock | ErrorKind::InvalidInput | ErrorKind::InvalidData | ErrorKind::TimedOut | ErrorKind::WriteZero | ErrorKind::Interrupted | ErrorKind::Other | ErrorKind::UnexpectedEof | ErrorKind::Unsupported | _`
+   |         ^ help: try this: `ErrorKind::PermissionDenied | ErrorKind::ConnectionRefused | ErrorKind::ConnectionReset | ErrorKind::ConnectionAborted | ErrorKind::NotConnected | ErrorKind::AddrInUse | ErrorKind::AddrNotAvailable | ErrorKind::BrokenPipe | ErrorKind::AlreadyExists | ErrorKind::WouldBlock | ErrorKind::InvalidInput | ErrorKind::InvalidData | ErrorKind::TimedOut | ErrorKind::WriteZero | ErrorKind::Interrupted | ErrorKind::Other | ErrorKind::UnexpectedEof | ErrorKind::Unsupported | ErrorKind::OutOfMemory | _`
 
 error: aborting due to 5 previous errors