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Snap cfgs to new beta

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This commit is contained in:
Mark Rousskov 2019-09-25 08:42:46 -04:00
parent 1a4e4d937e
commit f359a94849
26 changed files with 16 additions and 105 deletions
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1
src/liballoc/alloc.rs
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@ -240,7 +240,6 @@ pub(crate) unsafe fn box_free<T: ?Sized>(ptr: Unique<T>) {
#[stable(feature = "global_alloc", since = "1.28.0")]
#[rustc_allocator_nounwind]
pub fn handle_alloc_error(layout: Layout) -> ! {
#[cfg_attr(bootstrap, allow(improper_ctypes))]
extern "Rust" {
#[lang = "oom"]
fn oom_impl(layout: Layout) -> !;

1
src/liballoc/lib.rs
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@ -117,7 +117,6 @@
#![feature(allocator_internals)]
#![feature(on_unimplemented)]
#![feature(rustc_const_unstable)]
#![cfg_attr(bootstrap, feature(const_vec_new))]
#![feature(slice_partition_dedup)]
#![feature(maybe_uninit_extra, maybe_uninit_slice)]
#![feature(alloc_layout_extra)]

1
src/liballoc/string.rs
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@ -369,7 +369,6 @@ impl String {
/// ```
#[inline]
#[stable(feature = "rust1", since = "1.0.0")]
#[cfg_attr(bootstrap, rustc_const_unstable(feature = "const_string_new"))]
pub const fn new() -> String {
String { vec: Vec::new() }
}

3
src/liballoc/vec.rs
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@ -291,7 +291,7 @@ use crate::raw_vec::RawVec;
/// [`reserve`]: ../../std/vec/struct.Vec.html#method.reserve
/// [owned slice]: ../../std/boxed/struct.Box.html
#[stable(feature = "rust1", since = "1.0.0")]
#[cfg_attr(all(not(bootstrap), not(test)), rustc_diagnostic_item = "vec_type")]
#[cfg_attr(not(test), rustc_diagnostic_item = "vec_type")]
pub struct Vec<T> {
buf: RawVec<T>,
len: usize,
@ -314,7 +314,6 @@ impl<T> Vec<T> {
/// ```
#[inline]
#[stable(feature = "rust1", since = "1.0.0")]
#[cfg_attr(bootstrap, rustc_const_unstable(feature = "const_vec_new"))]
pub const fn new() -> Vec<T> {
Vec {
buf: RawVec::NEW,

1
src/libcore/bool.rs
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@ -1,6 +1,5 @@
//! impl bool {}
#[cfg(not(bootstrap))]
#[lang = "bool"]
impl bool {
/// Returns `Some(t)` if the `bool` is `true`, or `None` otherwise.

1
src/libcore/clone.rs
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@ -135,7 +135,6 @@ pub trait Clone : Sized {
/// Derive macro generating an impl of the trait `Clone`.
#[rustc_builtin_macro]
#[cfg_attr(bootstrap, rustc_macro_transparency = "semitransparent")]
#[stable(feature = "builtin_macro_prelude", since = "1.38.0")]
#[allow_internal_unstable(core_intrinsics, derive_clone_copy)]
pub macro Clone($item:item) { /* compiler built-in */ }

4
src/libcore/cmp.rs
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@ -210,7 +210,6 @@ pub trait PartialEq<Rhs: ?Sized = Self> {
/// Derive macro generating an impl of the trait `PartialEq`.
#[rustc_builtin_macro]
#[cfg_attr(bootstrap, rustc_macro_transparency = "semitransparent")]
#[stable(feature = "builtin_macro_prelude", since = "1.38.0")]
#[allow_internal_unstable(core_intrinsics)]
pub macro PartialEq($item:item) { /* compiler built-in */ }
@ -273,7 +272,6 @@ pub trait Eq: PartialEq<Self> {
/// Derive macro generating an impl of the trait `Eq`.
#[rustc_builtin_macro]
#[cfg_attr(bootstrap, rustc_macro_transparency = "semitransparent")]
#[stable(feature = "builtin_macro_prelude", since = "1.38.0")]
#[allow_internal_unstable(core_intrinsics, derive_eq)]
pub macro Eq($item:item) { /* compiler built-in */ }
@ -624,7 +622,6 @@ pub trait Ord: Eq + PartialOrd<Self> {
/// Derive macro generating an impl of the trait `Ord`.
#[rustc_builtin_macro]
#[cfg_attr(bootstrap, rustc_macro_transparency = "semitransparent")]
#[stable(feature = "builtin_macro_prelude", since = "1.38.0")]
#[allow_internal_unstable(core_intrinsics)]
pub macro Ord($item:item) { /* compiler built-in */ }
@ -873,7 +870,6 @@ pub trait PartialOrd<Rhs: ?Sized = Self>: PartialEq<Rhs> {
/// Derive macro generating an impl of the trait `PartialOrd`.
#[rustc_builtin_macro]
#[cfg_attr(bootstrap, rustc_macro_transparency = "semitransparent")]
#[stable(feature = "builtin_macro_prelude", since = "1.38.0")]
#[allow_internal_unstable(core_intrinsics)]
pub macro PartialOrd($item:item) { /* compiler built-in */ }

1
src/libcore/default.rs
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@ -117,7 +117,6 @@ pub trait Default: Sized {
/// Derive macro generating an impl of the trait `Default`.
#[rustc_builtin_macro]
#[cfg_attr(bootstrap, rustc_macro_transparency = "semitransparent")]
#[stable(feature = "builtin_macro_prelude", since = "1.38.0")]
#[allow_internal_unstable(core_intrinsics)]
pub macro Default($item:item) { /* compiler built-in */ }

4
src/libcore/fmt/mod.rs
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@ -518,8 +518,7 @@ impl Display for Arguments<'_> {
label="`{Self}` cannot be formatted using `{{:?}}` because it doesn't implement `{Debug}`",
)]
#[doc(alias = "{:?}")]
#[cfg_attr(bootstrap, lang = "debug_trait")]
#[cfg_attr(not(bootstrap), rustc_diagnostic_item = "debug_trait")]
#[rustc_diagnostic_item = "debug_trait"]
pub trait Debug {
/// Formats the value using the given formatter.
///
@ -550,7 +549,6 @@ pub trait Debug {
pub(crate) mod macros {
/// Derive macro generating an impl of the trait `Debug`.
#[rustc_builtin_macro]
#[cfg_attr(bootstrap, rustc_macro_transparency = "semitransparent")]
#[stable(feature = "builtin_macro_prelude", since = "1.38.0")]
#[allow_internal_unstable(core_intrinsics)]
pub macro Debug($item:item) { /* compiler built-in */ }

1
src/libcore/hash/mod.rs
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@ -202,7 +202,6 @@ pub trait Hash {
pub(crate) mod macros {
/// Derive macro generating an impl of the trait `Hash`.
#[rustc_builtin_macro]
#[cfg_attr(bootstrap, rustc_macro_transparency = "semitransparent")]
#[stable(feature = "builtin_macro_prelude", since = "1.38.0")]
#[allow_internal_unstable(core_intrinsics)]
pub macro Hash($item:item) { /* compiler built-in */ }

22
src/libcore/intrinsics.rs
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@ -1299,38 +1299,16 @@ extern "rust-intrinsic" {
/// The stabilized versions of this intrinsic are available on the integer
/// primitives via the `wrapping_add` method. For example,
/// [`std::u32::wrapping_add`](../../std/primitive.u32.html#method.wrapping_add)
#[cfg(bootstrap)]
pub fn overflowing_add<T>(a: T, b: T) -> T;
/// Returns (a - b) mod 2<sup>N</sup>, where N is the width of T in bits.
/// The stabilized versions of this intrinsic are available on the integer
/// primitives via the `wrapping_sub` method. For example,
/// [`std::u32::wrapping_sub`](../../std/primitive.u32.html#method.wrapping_sub)
#[cfg(bootstrap)]
pub fn overflowing_sub<T>(a: T, b: T) -> T;
/// Returns (a * b) mod 2<sup>N</sup>, where N is the width of T in bits.
/// The stabilized versions of this intrinsic are available on the integer
/// primitives via the `wrapping_mul` method. For example,
/// [`std::u32::wrapping_mul`](../../std/primitive.u32.html#method.wrapping_mul)
#[cfg(bootstrap)]
pub fn overflowing_mul<T>(a: T, b: T) -> T;
/// Returns (a + b) mod 2<sup>N</sup>, where N is the width of T in bits.
/// The stabilized versions of this intrinsic are available on the integer
/// primitives via the `wrapping_add` method. For example,
/// [`std::u32::wrapping_add`](../../std/primitive.u32.html#method.wrapping_add)
#[cfg(not(bootstrap))]
pub fn wrapping_add<T>(a: T, b: T) -> T;
/// Returns (a - b) mod 2<sup>N</sup>, where N is the width of T in bits.
/// The stabilized versions of this intrinsic are available on the integer
/// primitives via the `wrapping_sub` method. For example,
/// [`std::u32::wrapping_sub`](../../std/primitive.u32.html#method.wrapping_sub)
#[cfg(not(bootstrap))]
pub fn wrapping_sub<T>(a: T, b: T) -> T;
/// Returns (a * b) mod 2<sup>N</sup>, where N is the width of T in bits.
/// The stabilized versions of this intrinsic are available on the integer
/// primitives via the `wrapping_mul` method. For example,
/// [`std::u32::wrapping_mul`](../../std/primitive.u32.html#method.wrapping_mul)
#[cfg(not(bootstrap))]
pub fn wrapping_mul<T>(a: T, b: T) -> T;
/// Computes `a + b`, while saturating at numeric bounds.

4
src/libcore/lib.rs
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@ -87,7 +87,6 @@
#![feature(link_llvm_intrinsics)]
#![feature(never_type)]
#![feature(nll)]
#![cfg_attr(bootstrap, feature(bind_by_move_pattern_guards))]
#![feature(exhaustive_patterns)]
#![feature(no_core)]
#![feature(on_unimplemented)]
@ -120,9 +119,6 @@
#![feature(rtm_target_feature)]
#![feature(f16c_target_feature)]
#![feature(hexagon_target_feature)]
#![cfg_attr(bootstrap, feature(const_slice_len))]
#![cfg_attr(bootstrap, feature(const_str_as_bytes))]
#![cfg_attr(bootstrap, feature(const_str_len))]
#![feature(const_int_conversion)]
#![feature(const_transmute)]
#![feature(non_exhaustive)]

6
src/libcore/macros.rs
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@ -1236,10 +1236,8 @@ pub(crate) mod builtin {
pub macro test($item:item) { /* compiler built-in */ }
/// Attribute macro applied to a function to turn it into a benchmark test.
#[cfg_attr(not(bootstrap), unstable(soft, feature = "test", issue = "50297",
reason = "`bench` is a part of custom test frameworks which are unstable"))]
#[cfg_attr(bootstrap, unstable(feature = "test", issue = "50297",
reason = "`bench` is a part of custom test frameworks which are unstable"))]
#[unstable(soft, feature = "test", issue = "50297",
reason = "`bench` is a part of custom test frameworks which are unstable")]
#[allow_internal_unstable(test, rustc_attrs)]
#[rustc_builtin_macro]
pub macro bench($item:item) { /* compiler built-in */ }

1
src/libcore/marker.rs
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@ -290,7 +290,6 @@ pub trait Copy : Clone {
/// Derive macro generating an impl of the trait `Copy`.
#[rustc_builtin_macro]
#[cfg_attr(bootstrap, rustc_macro_transparency = "semitransparent")]
#[stable(feature = "builtin_macro_prelude", since = "1.38.0")]
#[allow_internal_unstable(core_intrinsics, derive_clone_copy)]
pub macro Copy($item:item) { /* compiler built-in */ }

48
src/libcore/num/mod.rs
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@ -1112,13 +1112,7 @@ $EndFeature, "
without modifying the original"]
#[inline]
pub const fn wrapping_add(self, rhs: Self) -> Self {
#[cfg(bootstrap)] {
intrinsics::overflowing_add(self, rhs)
}
#[cfg(not(bootstrap))] {
intrinsics::wrapping_add(self, rhs)
}
intrinsics::wrapping_add(self, rhs)
}
}
@ -1141,13 +1135,7 @@ $EndFeature, "
without modifying the original"]
#[inline]
pub const fn wrapping_sub(self, rhs: Self) -> Self {
#[cfg(bootstrap)] {
intrinsics::overflowing_sub(self, rhs)
}
#[cfg(not(bootstrap))] {
intrinsics::wrapping_sub(self, rhs)
}
intrinsics::wrapping_sub(self, rhs)
}
}
@ -1169,13 +1157,7 @@ $EndFeature, "
without modifying the original"]
#[inline]
pub const fn wrapping_mul(self, rhs: Self) -> Self {
#[cfg(bootstrap)] {
intrinsics::overflowing_mul(self, rhs)
}
#[cfg(not(bootstrap))] {
intrinsics::wrapping_mul(self, rhs)
}
intrinsics::wrapping_mul(self, rhs)
}
}
@ -3040,13 +3022,7 @@ $EndFeature, "
without modifying the original"]
#[inline]
pub const fn wrapping_add(self, rhs: Self) -> Self {
#[cfg(bootstrap)] {
intrinsics::overflowing_add(self, rhs)
}
#[cfg(not(bootstrap))] {
intrinsics::wrapping_add(self, rhs)
}
intrinsics::wrapping_add(self, rhs)
}
}
@ -3068,13 +3044,7 @@ $EndFeature, "
without modifying the original"]
#[inline]
pub const fn wrapping_sub(self, rhs: Self) -> Self {
#[cfg(bootstrap)] {
intrinsics::overflowing_sub(self, rhs)
}
#[cfg(not(bootstrap))] {
intrinsics::wrapping_sub(self, rhs)
}
intrinsics::wrapping_sub(self, rhs)
}
}
@ -3097,13 +3067,7 @@ $EndFeature, "
without modifying the original"]
#[inline]
pub const fn wrapping_mul(self, rhs: Self) -> Self {
#[cfg(bootstrap)] {
intrinsics::overflowing_mul(self, rhs)
}
#[cfg(not(bootstrap))] {
intrinsics::wrapping_mul(self, rhs)
}
intrinsics::wrapping_mul(self, rhs)
}
doc_comment! {

1
src/libcore/panicking.rs
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@ -71,7 +71,6 @@ pub fn panic_fmt(fmt: fmt::Arguments<'_>, file_line_col: &(&'static str, u32, u3
}
// NOTE This function never crosses the FFI boundary; it's a Rust-to-Rust call
#[cfg_attr(bootstrap, allow(improper_ctypes))]
extern "Rust" {
#[lang = "panic_impl"]
fn panic_impl(pi: &PanicInfo<'_>) -> !;

4
src/libcore/slice/mod.rs
View File

@ -62,9 +62,8 @@ impl<T> [T] {
/// ```
#[stable(feature = "rust1", since = "1.0.0")]
#[inline]
#[cfg_attr(bootstrap, rustc_const_unstable(feature = "const_slice_len"))]
// SAFETY: const sound because we transmute out the length field as a usize (which it must be)
#[cfg_attr(not(bootstrap), allow_internal_unstable(const_fn_union))]
#[allow_internal_unstable(const_fn_union)]
pub const fn len(&self) -> usize {
unsafe {
crate::ptr::Repr { rust: self }.raw.len
@ -81,7 +80,6 @@ impl<T> [T] {
/// ```
#[stable(feature = "rust1", since = "1.0.0")]
#[inline]
#[cfg_attr(bootstrap, rustc_const_unstable(feature = "const_slice_len"))]
pub const fn is_empty(&self) -> bool {
self.len() == 0
}

5
src/libcore/str/mod.rs
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@ -2090,7 +2090,6 @@ impl str {
/// ```
#[stable(feature = "rust1", since = "1.0.0")]
#[inline]
#[cfg_attr(bootstrap, rustc_const_unstable(feature = "const_str_len"))]
pub const fn len(&self) -> usize {
self.as_bytes().len()
}
@ -2110,7 +2109,6 @@ impl str {
/// ```
#[inline]
#[stable(feature = "rust1", since = "1.0.0")]
#[cfg_attr(bootstrap, rustc_const_unstable(feature = "const_str_len"))]
pub const fn is_empty(&self) -> bool {
self.len() == 0
}
@ -2168,9 +2166,8 @@ impl str {
/// ```
#[stable(feature = "rust1", since = "1.0.0")]
#[inline(always)]
#[cfg_attr(bootstrap, rustc_const_unstable(feature = "const_str_as_bytes"))]
// SAFETY: const sound because we transmute two types with the same layout
#[cfg_attr(not(bootstrap), allow_internal_unstable(const_fn_union))]
#[allow_internal_unstable(const_fn_union)]
pub const fn as_bytes(&self) -> &[u8] {
#[repr(C)]
union Slices<'a> {

2
src/libproc_macro/lib.rs
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@ -227,7 +227,7 @@ pub mod token_stream {
/// To quote `$` itself, use `$$`.
#[unstable(feature = "proc_macro_quote", issue = "54722")]
#[allow_internal_unstable(proc_macro_def_site)]
#[cfg_attr(not(bootstrap), rustc_builtin_macro)]
#[rustc_builtin_macro]
pub macro quote ($($t:tt)*) { /* compiler built-in */ }
#[unstable(feature = "proc_macro_internals", issue = "27812")]

2
src/librustc/ty/context.rs
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@ -974,7 +974,7 @@ pub struct FreeRegionInfo {
///
/// [rustc guide]: https://rust-lang.github.io/rustc-guide/ty.html
#[derive(Copy, Clone)]
#[cfg_attr(not(bootstrap), rustc_diagnostic_item = "TyCtxt")]
#[rustc_diagnostic_item = "TyCtxt"]
pub struct TyCtxt<'tcx> {
gcx: &'tcx GlobalCtxt<'tcx>,
}

2
src/librustc/ty/mod.rs
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@ -581,7 +581,7 @@ impl<'a, 'tcx> HashStable<StableHashingContext<'a>> for ty::TyS<'tcx> {
}
}
#[cfg_attr(not(bootstrap), rustc_diagnostic_item = "Ty")]
#[rustc_diagnostic_item = "Ty"]
pub type Ty<'tcx> = &'tcx TyS<'tcx>;
impl<'tcx> rustc_serialize::UseSpecializedEncodable for Ty<'tcx> {}

2
src/librustc/ty/sty.rs
View File

@ -86,7 +86,7 @@ impl BoundRegion {
/// AST structure in `libsyntax/ast.rs` as well.
#[derive(Clone, PartialEq, Eq, PartialOrd, Ord, Hash,
RustcEncodable, RustcDecodable, HashStable, Debug)]
#[cfg_attr(not(bootstrap), rustc_diagnostic_item = "TyKind")]
#[rustc_diagnostic_item = "TyKind"]
pub enum TyKind<'tcx> {
/// The primitive boolean type. Written as `bool`.
Bool,

1
src/librustc_passes/lib.rs
View File

@ -8,7 +8,6 @@
#![feature(in_band_lifetimes)]
#![feature(nll)]
#![cfg_attr(bootstrap, feature(bind_by_move_pattern_guards))]
#![recursion_limit="256"]

1
src/librustdoc/lib.rs
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@ -1,7 +1,6 @@
#![doc(html_root_url = "https://doc.rust-lang.org/nightly/",
html_playground_url = "https://play.rust-lang.org/")]
#![cfg_attr(bootstrap, feature(bind_by_move_pattern_guards))]
#![feature(rustc_private)]
#![feature(arbitrary_self_types)]
#![feature(box_patterns)]

1
src/libstd/lib.rs
View File

@ -238,7 +238,6 @@
#![feature(array_error_internals)]
#![feature(asm)]
#![feature(associated_type_bounds)]
#![cfg_attr(bootstrap, feature(bind_by_move_pattern_guards))]
#![feature(box_syntax)]
#![feature(c_variadic)]
#![feature(cfg_target_has_atomic)]

1
src/libsyntax/lib.rs
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@ -7,7 +7,6 @@
#![doc(html_root_url = "https://doc.rust-lang.org/nightly/",
test(attr(deny(warnings))))]
#![cfg_attr(bootstrap, feature(bind_by_move_pattern_guards))]
#![feature(box_syntax)]
#![feature(const_fn)]
#![feature(const_transmute)]