diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml index 521f8ef0f5ae5..4cf0e5fba5378 100644 --- a/.github/workflows/ci.yml +++ b/.github/workflows/ci.yml @@ -95,8 +95,6 @@ jobs: path-type: inherit install: > make - dos2unix - diffutils - name: disable git crlf conversion run: git config --global core.autocrlf false diff --git a/Cargo.lock b/Cargo.lock index 3fef02208ab47..a8f6eccb3d9df 100644 --- a/Cargo.lock +++ b/Cargo.lock @@ -4205,7 +4205,6 @@ dependencies = [ "rustc_middle", "rustc_span", "rustc_target", - "rustc_type_ir", "smallvec", "tracing", ] diff --git a/compiler/rustc_data_structures/Cargo.toml b/compiler/rustc_data_structures/Cargo.toml index 6876046a58380..ff0a94f8e9b27 100644 --- a/compiler/rustc_data_structures/Cargo.toml +++ b/compiler/rustc_data_structures/Cargo.toml @@ -12,7 +12,6 @@ elsa = "=1.7.1" ena = "0.14.3" indexmap = { version = "2.0.0" } jobserver_crate = { version = "0.1.28", package = "jobserver" } -libc = "0.2" measureme = "11" rustc-hash = "1.1.0" rustc-rayon = { version = "0.5.0", optional = true } @@ -41,6 +40,11 @@ features = [ "Win32_System_Threading", ] +[target.'cfg(unix)'.dependencies] +# tidy-alphabetical-start +libc = "0.2" +# tidy-alphabetical-end + [target.'cfg(not(target_arch = "wasm32"))'.dependencies] # tidy-alphabetical-start memmap2 = "0.2.1" diff --git a/compiler/rustc_infer/Cargo.toml b/compiler/rustc_infer/Cargo.toml index 5136ab79a0f84..c1565a7d40fd5 100644 --- a/compiler/rustc_infer/Cargo.toml +++ b/compiler/rustc_infer/Cargo.toml @@ -18,7 +18,6 @@ rustc_macros = { path = "../rustc_macros" } rustc_middle = { path = "../rustc_middle" } rustc_span = { path = "../rustc_span" } rustc_target = { path = "../rustc_target" } -rustc_type_ir = { path = "../rustc_type_ir" } smallvec = { version = "1.8.1", features = ["union", "may_dangle"] } tracing = "0.1" # tidy-alphabetical-end diff --git a/compiler/rustc_infer/src/infer/error_reporting/mod.rs b/compiler/rustc_infer/src/infer/error_reporting/mod.rs index 7fb07a5d30c43..e15866f3f0f62 100644 --- a/compiler/rustc_infer/src/infer/error_reporting/mod.rs +++ b/compiler/rustc_infer/src/infer/error_reporting/mod.rs @@ -64,11 +64,11 @@ use rustc_errors::{ codes::*, pluralize, struct_span_code_err, Applicability, Diag, DiagCtxt, DiagStyledString, ErrorGuaranteed, IntoDiagArg, StringPart, }; -use rustc_hir as hir; use rustc_hir::def::DefKind; use rustc_hir::def_id::{DefId, LocalDefId}; use rustc_hir::intravisit::Visitor; use rustc_hir::lang_items::LangItem; +use rustc_hir::{self as hir, ParamName}; use rustc_macros::extension; use rustc_middle::bug; use rustc_middle::dep_graph::DepContext; @@ -2429,7 +2429,8 @@ impl<'tcx> TypeErrCtxt<'_, 'tcx> { let (type_scope, type_param_sugg_span) = match bound_kind { GenericKind::Param(param) => { let generics = self.tcx.generics_of(generic_param_scope); - let def_id = generics.type_param(param, self.tcx).def_id.expect_local(); + let type_param = generics.type_param(param, self.tcx); + let def_id = type_param.def_id.expect_local(); let scope = self.tcx.local_def_id_to_hir_id(def_id).owner.def_id; // Get the `hir::Param` to verify whether it already has any bounds. // We do this to avoid suggesting code that ends up as `T: 'a'b`, @@ -2439,7 +2440,18 @@ impl<'tcx> TypeErrCtxt<'_, 'tcx> { Some((span, open_paren_sp)) => Some((span, true, open_paren_sp)), // If `param` corresponds to `Self`, no usable suggestion span. None if generics.has_self && param.index == 0 => None, - None => Some((self.tcx.def_span(def_id).shrink_to_hi(), false, None)), + None => { + let span = if let Some(param) = + hir_generics.params.iter().find(|param| param.def_id == def_id) + && let ParamName::Plain(ident) = param.name + { + ident.span.shrink_to_hi() + } else { + let span = self.tcx.def_span(def_id); + span.shrink_to_hi() + }; + Some((span, false, None)) + } }; (scope, sugg_span) } diff --git a/config.example.toml b/config.example.toml index fb45493ec4a15..76541ee4e9e7e 100644 --- a/config.example.toml +++ b/config.example.toml @@ -657,7 +657,7 @@ # whether to set it as rustc's default linker on `x86_64-unknown-linux-gnu`. This will also only be # when *not* building an external LLVM (so only when using `download-ci-llvm` or building LLVM from # the in-tree source): setting `llvm-config` in the `[target.x86_64-unknown-linux-gnu]` section will -# make this default to false. +# make this default to false. #lld = false in all cases, except on `x86_64-unknown-linux-gnu` as described above, where it is true # Indicates whether LLD will be used to link Rust crates during bootstrap on @@ -676,7 +676,7 @@ #llvm-tools = true # Indicates whether the `self-contained` llvm-bitcode-linker, will be made available -# in the sysroot +# in the sysroot. It is required for running nvptx tests. #llvm-bitcode-linker = false # Whether to deny warnings in crates diff --git a/library/std/src/sys/pal/unix/fs.rs b/library/std/src/sys/pal/unix/fs.rs index 56a0f8e39c4aa..035c92bc84bfe 100644 --- a/library/std/src/sys/pal/unix/fs.rs +++ b/library/std/src/sys/pal/unix/fs.rs @@ -22,16 +22,12 @@ use crate::sys_common::{AsInner, AsInnerMut, FromInner, IntoInner}; #[cfg(any(all(target_os = "linux", target_env = "gnu"), target_vendor = "apple"))] use crate::sys::weak::syscall; -#[cfg(any(target_os = "android", target_os = "macos", target_os = "solaris"))] +#[cfg(target_os = "android")] use crate::sys::weak::weak; use libc::{c_int, mode_t}; -#[cfg(any( - target_os = "solaris", - all(target_os = "linux", target_env = "gnu"), - target_vendor = "apple", -))] +#[cfg(any(all(target_os = "linux", target_env = "gnu"), target_vendor = "apple"))] use libc::c_char; #[cfg(any( all(target_os = "linux", not(target_env = "musl")), @@ -1753,19 +1749,6 @@ pub fn link(original: &Path, link: &Path) -> io::Result<()> { // Android has `linkat` on newer versions, but we happen to know `link` // always has the correct behavior, so it's here as well. cvt(unsafe { libc::link(original.as_ptr(), link.as_ptr()) })?; - } else if #[cfg(any(target_os = "macos", target_os = "solaris"))] { - // MacOS (<=10.9) and Solaris 10 lack support for linkat while newer - // versions have it. We want to use linkat if it is available, so we use weak! - // to check. `linkat` is preferable to `link` because it gives us a flag to - // specify how symlinks should be handled. We pass 0 as the flags argument, - // meaning it shouldn't follow symlinks. - weak!(fn linkat(c_int, *const c_char, c_int, *const c_char, c_int) -> c_int); - - if let Some(f) = linkat.get() { - cvt(unsafe { f(libc::AT_FDCWD, original.as_ptr(), libc::AT_FDCWD, link.as_ptr(), 0) })?; - } else { - cvt(unsafe { libc::link(original.as_ptr(), link.as_ptr()) })?; - }; } else { // Where we can, use `linkat` instead of `link`; see the comment above // this one for details on why. diff --git a/src/bootstrap/defaults/config.compiler.toml b/src/bootstrap/defaults/config.compiler.toml index fd2da24699086..789586b58f706 100644 --- a/src/bootstrap/defaults/config.compiler.toml +++ b/src/bootstrap/defaults/config.compiler.toml @@ -19,8 +19,6 @@ lto = "off" # Forces frame pointers to be used with `-Cforce-frame-pointers`. # This can be helpful for profiling at a small performance cost. frame-pointers = true -# Build the llvm-bitcode-linker as it is required for running nvptx tests -llvm-bitcode-linker = true [llvm] # Having this set to true disrupts compiler development workflows for people who use `llvm.download-ci-llvm = true` diff --git a/src/bootstrap/defaults/config.dist.toml b/src/bootstrap/defaults/config.dist.toml index f3c6ffc9bd510..d06930f2b9d9b 100644 --- a/src/bootstrap/defaults/config.dist.toml +++ b/src/bootstrap/defaults/config.dist.toml @@ -16,7 +16,7 @@ download-ci-llvm = false # Make sure they don't get set when installing from source. channel = "nightly" download-rustc = false -# Build the llvm-bitcode-linker as it is required for running nvptx tests +# Build the llvm-bitcode-linker llvm-bitcode-linker = true [dist] diff --git a/src/bootstrap/defaults/config.library.toml b/src/bootstrap/defaults/config.library.toml index 4a1a49b727522..087544397f5ea 100644 --- a/src/bootstrap/defaults/config.library.toml +++ b/src/bootstrap/defaults/config.library.toml @@ -10,8 +10,6 @@ bench-stage = 0 incremental = true # Make the compiler and standard library faster to build, at the expense of a ~20% runtime slowdown. lto = "off" -# Build the llvm-bitcode-linker as it is required for running nvptx tests -llvm-bitcode-linker = true [llvm] # Will download LLVM from CI if available on your platform. diff --git a/src/bootstrap/defaults/config.tools.toml b/src/bootstrap/defaults/config.tools.toml index 94c8b724cbf8c..6e6c366002792 100644 --- a/src/bootstrap/defaults/config.tools.toml +++ b/src/bootstrap/defaults/config.tools.toml @@ -12,8 +12,6 @@ incremental = true # Using these defaults will download the stage2 compiler (see `download-rustc` # setting) and the stage2 toolchain should therefore be used for these defaults. download-rustc = "if-unchanged" -# Build the llvm-bitcode-linker as it is required for running nvptx tests -llvm-bitcode-linker = true [build] # Document with the in-tree rustdoc by default, since `download-rustc` makes it quick to compile. diff --git a/src/tools/run-make-support/src/command.rs b/src/tools/run-make-support/src/command.rs index 7cbc61bdf33e8..dab18dca2ff99 100644 --- a/src/tools/run-make-support/src/command.rs +++ b/src/tools/run-make-support/src/command.rs @@ -6,7 +6,7 @@ use std::path::Path; use std::process::{Command as StdCommand, ExitStatus, Output, Stdio}; use crate::drop_bomb::DropBomb; -use crate::{assert_not_contains, handle_failed_output}; +use crate::{assert_contains, assert_not_contains, handle_failed_output}; /// This is a custom command wrapper that simplifies working with commands and makes it easier to /// ensure that we check the exit status of executed processes. @@ -170,6 +170,12 @@ impl CompletedProcess { self } + #[track_caller] + pub fn assert_stdout_contains>(self, needle: S) -> Self { + assert_contains(&self.stdout_utf8(), needle.as_ref()); + self + } + #[track_caller] pub fn assert_stdout_not_contains>(&self, needle: S) -> &Self { assert_not_contains(&self.stdout_utf8(), needle.as_ref()); @@ -185,7 +191,7 @@ impl CompletedProcess { #[track_caller] pub fn assert_stderr_contains>(&self, needle: S) -> &Self { - assert!(self.stderr_utf8().contains(needle.as_ref())); + assert_contains(&self.stderr_utf8(), needle.as_ref()); self } diff --git a/src/tools/run-make-support/src/lib.rs b/src/tools/run-make-support/src/lib.rs index d077c500c5d76..ba4524c150c46 100644 --- a/src/tools/run-make-support/src/lib.rs +++ b/src/tools/run-make-support/src/lib.rs @@ -332,6 +332,18 @@ pub fn read_dir(dir: impl AsRef, callback: F) { } } +/// Check that `haystack` contains `needle`. Panic otherwise. +#[track_caller] +pub fn assert_contains(haystack: &str, needle: &str) { + if !haystack.contains(needle) { + eprintln!("=== HAYSTACK ==="); + eprintln!("{}", haystack); + eprintln!("=== NEEDLE ==="); + eprintln!("{}", needle); + panic!("needle was not found in haystack"); + } +} + /// Check that `haystack` does not contain `needle`. Panic otherwise. #[track_caller] pub fn assert_not_contains(haystack: &str, needle: &str) { diff --git a/src/tools/tidy/src/allowed_run_make_makefiles.txt b/src/tools/tidy/src/allowed_run_make_makefiles.txt index 14d7bfe9ad453..be9df226d64e8 100644 --- a/src/tools/tidy/src/allowed_run_make_makefiles.txt +++ b/src/tools/tidy/src/allowed_run_make_makefiles.txt @@ -1,5 +1,4 @@ run-make/allocator-shim-circular-deps/Makefile -run-make/allow-non-lint-warnings-cmdline/Makefile run-make/archive-duplicate-names/Makefile run-make/atomic-lock-free/Makefile run-make/branch-protection-check-IBT/Makefile diff --git a/tests/run-make/allow-non-lint-warnings-cmdline/Makefile b/tests/run-make/allow-non-lint-warnings-cmdline/Makefile deleted file mode 100644 index 78b9a7b989895..0000000000000 --- a/tests/run-make/allow-non-lint-warnings-cmdline/Makefile +++ /dev/null @@ -1,12 +0,0 @@ -# ignore-cross-compile -include ../tools.mk - -# Test that -A warnings makes the 'empty trait list for derive' warning go away -OUT=$(shell $(RUSTC) foo.rs -A warnings 2>&1 | grep "warning" ) - -all: foo - test -z '$(OUT)' - -# This is just to make sure the above command actually succeeds -foo: - $(RUSTC) foo.rs -A warnings diff --git a/tests/run-make/allow-non-lint-warnings-cmdline/foo.rs b/tests/ui/allow-non-lint-warnings.rs similarity index 60% rename from tests/run-make/allow-non-lint-warnings-cmdline/foo.rs rename to tests/ui/allow-non-lint-warnings.rs index 02e8ccabf7921..f8f5a78ebff26 100644 --- a/tests/run-make/allow-non-lint-warnings-cmdline/foo.rs +++ b/tests/ui/allow-non-lint-warnings.rs @@ -1,3 +1,6 @@ +//@ compile-flags: -Awarnings +//@ check-pass + #[derive()] #[derive(Copy, Clone)] pub struct Foo; diff --git a/tests/ui/generic-associated-types/static-lifetime-tip-with-default-type.rs b/tests/ui/generic-associated-types/static-lifetime-tip-with-default-type.rs new file mode 100644 index 0000000000000..68879a0af292a --- /dev/null +++ b/tests/ui/generic-associated-types/static-lifetime-tip-with-default-type.rs @@ -0,0 +1,26 @@ +//@ error-pattern: r#T: 'static +//@ error-pattern: r#K: 'static +//@ error-pattern: T: 'static= + +// https://github.com/rust-lang/rust/issues/124785 + +struct Foo(&'static T, &'static K); +//~^ ERROR: the parameter type `T` may not live long enough +//~| ERROR: the parameter type `K` may not live long enough + +struct Bar(&'static r#T, &'static r#K); +//~^ ERROR: the parameter type `T` may not live long enough +//~| ERROR: the parameter type `K` may not live long enough + +struct Boo(&'static T); +//~^ ERROR: the parameter type `T` may not live long enough + +struct Far(&'static T); +//~^ ERROR: the parameter type `T` may not live long enough + +struct S<'a, K: 'a = i32>(&'static K); +//~^ ERROR: lifetime parameter `'a` is never used +//~| ERROR: the parameter type `K` may not live long enough + +fn main() {} diff --git a/tests/ui/generic-associated-types/static-lifetime-tip-with-default-type.stderr b/tests/ui/generic-associated-types/static-lifetime-tip-with-default-type.stderr new file mode 100644 index 0000000000000..7d985a9013f19 --- /dev/null +++ b/tests/ui/generic-associated-types/static-lifetime-tip-with-default-type.stderr @@ -0,0 +1,110 @@ +error[E0310]: the parameter type `T` may not live long enough + --> $DIR/static-lifetime-tip-with-default-type.rs:7:24 + | +LL | struct Foo(&'static T, &'static K); + | ^^^^^^^^^^ + | | + | the parameter type `T` must be valid for the static lifetime... + | ...so that the reference type `&'static T` does not outlive the data it points at + | +help: consider adding an explicit lifetime bound + | +LL | struct Foo(&'static T, &'static K); + | +++++++++ + +error[E0310]: the parameter type `K` may not live long enough + --> $DIR/static-lifetime-tip-with-default-type.rs:7:36 + | +LL | struct Foo(&'static T, &'static K); + | ^^^^^^^^^^ + | | + | the parameter type `K` must be valid for the static lifetime... + | ...so that the reference type `&'static K` does not outlive the data it points at + | +help: consider adding an explicit lifetime bound + | +LL | struct Foo(&'static T, &'static K); + | +++++++++ + +error[E0310]: the parameter type `T` may not live long enough + --> $DIR/static-lifetime-tip-with-default-type.rs:11:28 + | +LL | struct Bar(&'static r#T, &'static r#K); + | ^^^^^^^^^^^^ + | | + | the parameter type `T` must be valid for the static lifetime... + | ...so that the reference type `&'static T` does not outlive the data it points at + | +help: consider adding an explicit lifetime bound + | +LL | struct Bar(&'static r#T, &'static r#K); + | +++++++++ + +error[E0310]: the parameter type `K` may not live long enough + --> $DIR/static-lifetime-tip-with-default-type.rs:11:42 + | +LL | struct Bar(&'static r#T, &'static r#K); + | ^^^^^^^^^^^^ + | | + | the parameter type `K` must be valid for the static lifetime... + | ...so that the reference type `&'static K` does not outlive the data it points at + | +help: consider adding an explicit lifetime bound + | +LL | struct Bar(&'static r#T, &'static r#K); + | +++++++++ + +error[E0310]: the parameter type `T` may not live long enough + --> $DIR/static-lifetime-tip-with-default-type.rs:15:20 + | +LL | struct Boo(&'static T); + | ^^^^^^^^^^ + | | + | the parameter type `T` must be valid for the static lifetime... + | ...so that the reference type `&'static T` does not outlive the data it points at + | +help: consider adding an explicit lifetime bound + | +LL | struct Boo(&'static T); + | +++++++++ + +error[E0310]: the parameter type `T` may not live long enough + --> $DIR/static-lifetime-tip-with-default-type.rs:19:8 + | +LL | = i32>(&'static T); + | ^^^^^^^^^^ + | | + | the parameter type `T` must be valid for the static lifetime... + | ...so that the reference type `&'static T` does not outlive the data it points at + | +help: consider adding an explicit lifetime bound + | +LL | struct Far $DIR/static-lifetime-tip-with-default-type.rs:22:27 + | +LL | struct S<'a, K: 'a = i32>(&'static K); + | ^^^^^^^^^^ + | | + | the parameter type `K` must be valid for the static lifetime... + | ...so that the reference type `&'static K` does not outlive the data it points at + | +help: consider adding an explicit lifetime bound + | +LL | struct S<'a, K: 'a + 'static = i32>(&'static K); + | +++++++++ + +error[E0392]: lifetime parameter `'a` is never used + --> $DIR/static-lifetime-tip-with-default-type.rs:22:10 + | +LL | struct S<'a, K: 'a = i32>(&'static K); + | ^^ unused lifetime parameter + | + = help: consider removing `'a`, referring to it in a field, or using a marker such as `PhantomData` + +error: aborting due to 8 previous errors + +Some errors have detailed explanations: E0310, E0392. +For more information about an error, try `rustc --explain E0310`.