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Auto merge of #78874 - m-ou-se:rollup-3jp1ijj, r=m-ou-se
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Rollup of 19 pull requests

Successful merges:

 - #76097 (Stabilize hint::spin_loop)
 - #76227 (Stabilize `Poll::is_ready` and `is_pending` as const)
 - #78065 (make concurrency helper more pleasant to read)
 - #78570 (Remove FIXME comment in print_type_sizes ui test suite)
 - #78572 (Use SOCK_CLOEXEC and accept4() on more platforms.)
 - #78658 (Add a tool to run `x.py` from any subdirectory)
 - #78706 (Fix run-make tests running when LLVM is disabled)
 - #78728 (Constantify `UnsafeCell::into_inner` and related)
 - #78775 (Bump Rustfmt and RLS)
 - #78788 (Correct unsigned equivalent of isize to be usize)
 - #78811 (Make some std::io functions `const`)
 - #78828 (use single char patterns for split() (clippy::single_char_pattern))
 - #78841 (Small cleanup in `TypeFoldable` derive macro)
 - #78842 (Honor the rustfmt setting in config.toml)
 - #78843 (Less verbose debug logging from inlining integrator)
 - #78852 (Convert a bunch of intra-doc links)
 - #78860 (rustc_resolve: Use `#![feature(format_args_capture)]`)
 - #78861 (typo and formatting)
 - #78865 (Don't fire `CONST_ITEM_MUTATION` lint when borrowing a deref)

Failed merges:

r? `@ghost`
`@rustbot` modify labels: rollup
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bors committed Nov 8, 2020
2 parents 87a0997 + 91759b2 commit b1277d0
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Showing 63 changed files with 516 additions and 314 deletions.
1 change: 1 addition & 0 deletions .gitignore
Original file line number Diff line number Diff line change
Expand Up @@ -31,6 +31,7 @@ __pycache__/
/inst/
/llvm/
/mingw-build/
/src/tools/x/target
# Created by default with `src/ci/docker/run.sh`:
/obj/
/unicode-downloads
Expand Down
107 changes: 48 additions & 59 deletions Cargo.lock
Original file line number Diff line number Diff line change
Expand Up @@ -1966,18 +1966,6 @@ dependencies = [
"toml",
]

[[package]]
name = "measureme"
version = "0.7.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "fef709d3257013bba7cff14fc504e07e80631d3fe0f6d38ce63b8f6510ccb932"
dependencies = [
"byteorder",
"memmap",
"parking_lot 0.9.0",
"rustc-hash",
]

[[package]]
name = "measureme"
version = "9.0.0"
Expand Down Expand Up @@ -2705,9 +2693,9 @@ dependencies = [

[[package]]
name = "racer"
version = "2.1.39"
version = "2.1.40"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "b9424b4650b9c1134d0a1b34dab82319691e1c95fa8af1658fc640deb1b6823c"
checksum = "68c5fb83bc092c10e12ca863ab8922b1833382d5d248aaafca779886d3396a44"
dependencies = [
"bitflags",
"clap",
Expand Down Expand Up @@ -3033,19 +3021,18 @@ dependencies = [

[[package]]
name = "rustc-ap-rustc_arena"
version = "679.0.0"
version = "686.0.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "e8e941a8fc3878a111d2bbfe78e39522d884136f0b412b12592195f26f653476"
checksum = "477085eefed2f12085c68577cc3827c8c39a31a4a750978aacb9af10f7903174"
dependencies = [
"rustc-ap-rustc_data_structures",
"smallvec 1.4.2",
]

[[package]]
name = "rustc-ap-rustc_ast"
version = "679.0.0"
version = "686.0.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "3b58b6b035710df7f339a2bf86f6dafa876efd95439540970e24609e33598ca6"
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dependencies = [
"bitflags",
"rustc-ap-rustc_data_structures",
Expand All @@ -3060,9 +3047,9 @@ dependencies = [

[[package]]
name = "rustc-ap-rustc_ast_passes"
version = "679.0.0"
version = "686.0.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "3d379a900d6a1f098490d92ab83e87487dcee2e4ec3f04c3ac4512b5117b64e2"
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dependencies = [
"itertools 0.9.0",
"rustc-ap-rustc_ast",
Expand All @@ -3079,9 +3066,9 @@ dependencies = [

[[package]]
name = "rustc-ap-rustc_ast_pretty"
version = "679.0.0"
version = "686.0.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "658d925c0da9e3c5cddc5e54f4fa8c03b41aff1fc6dc5e41837c1118ad010ac0"
checksum = "7a61bdb5252e1a95b7715038949e10f07ce770a436fcd497cdd9bc7255471de9"
dependencies = [
"rustc-ap-rustc_ast",
"rustc-ap-rustc_span",
Expand All @@ -3091,9 +3078,9 @@ dependencies = [

[[package]]
name = "rustc-ap-rustc_attr"
version = "679.0.0"
version = "686.0.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "3f387037534f34c148aed753622677500e42d190a095670e7ac3fffc09811a59"
checksum = "84520a16cb61bd31e9c27e87eca5d933a9c94ac84f25649bddcc19989275ab2a"
dependencies = [
"rustc-ap-rustc_ast",
"rustc-ap-rustc_ast_pretty",
Expand All @@ -3110,18 +3097,19 @@ dependencies = [

[[package]]
name = "rustc-ap-rustc_data_structures"
version = "679.0.0"
version = "686.0.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "14ffd17a37e00d77926a0713f191c59ff3aeb2b551a024c7cfffce14bab79be8"
checksum = "b1cb2b6a38759cf7c0c1434c8b4cbfcab9cd24970d05f960f2ca01226ddb4d68"
dependencies = [
"arrayvec",
"bitflags",
"cfg-if 0.1.10",
"crossbeam-utils 0.7.2",
"ena",
"indexmap",
"jobserver",
"libc",
"measureme 0.7.1",
"measureme",
"parking_lot 0.11.0",
"rustc-ap-rustc_graphviz",
"rustc-ap-rustc_index",
Expand All @@ -3140,9 +3128,9 @@ dependencies = [

[[package]]
name = "rustc-ap-rustc_errors"
version = "679.0.0"
version = "686.0.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "2b3263ddcfa9eb911e54a4e8088878dd9fd10e00d8b99b01033ba4a2733fe91d"
checksum = "46cfb19536426bf9252827a78552d635be207a4be74f4e92832aad82d7f2135c"
dependencies = [
"annotate-snippets 0.8.0",
"atty",
Expand All @@ -3159,9 +3147,9 @@ dependencies = [

[[package]]
name = "rustc-ap-rustc_expand"
version = "679.0.0"
version = "686.0.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "e1ab7e68cede8a2273fd8b8623002ce9dc832e061dfc3330e9bcc1fc2a722d73"
checksum = "6273e60042a0ef31f6cfe783c519873993eb426f055be2bc058a48b6ca3934d0"
dependencies = [
"rustc-ap-rustc_ast",
"rustc-ap-rustc_ast_passes",
Expand All @@ -3182,31 +3170,31 @@ dependencies = [

[[package]]
name = "rustc-ap-rustc_feature"
version = "679.0.0"
version = "686.0.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "eea2dc95421bc19bbd4d939399833a882c46b684283b4267ad1fcf982fc043d9"
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dependencies = [
"rustc-ap-rustc_data_structures",
"rustc-ap-rustc_span",
]

[[package]]
name = "rustc-ap-rustc_fs_util"
version = "679.0.0"
version = "686.0.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "1e44c1804f09635f83f6cf1e04c2e92f8aeb7b4e850ac6c53d373dab02c13053"
checksum = "9b4c3ae17776b5a5aa441ca510a650f75805e1f5569edd231caa8378552195a4"

[[package]]
name = "rustc-ap-rustc_graphviz"
version = "679.0.0"
version = "686.0.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "dc491f2b9be6e928f6df6b287549b8d50c48e8eff8638345155f40fa2cfb785d"
checksum = "5611bf0ac0ac49c2a22c959c7d8b17f85f69959293f0e8c4f753eca832fe7ad0"

[[package]]
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version = "686.0.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "fa73f3fed413cdb6290738a10267da17b9ae8e02087334778b9a8c9491c5efc0"
checksum = "ca67cf37c427057192e451c7f912e94ae9a8ca5ad69fd481c011fad3f86982cb"
dependencies = [
"arrayvec",
"rustc-ap-rustc_macros",
Expand All @@ -3215,18 +3203,18 @@ dependencies = [

[[package]]
name = "rustc-ap-rustc_lexer"
version = "679.0.0"
version = "686.0.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "e993881244a92f3b44cf43c8f22ae2ca5cefe4f55a34e2b65b72ee66fe5ad077"
checksum = "a5b04cd2159495584d976d501c5394498470c2e94e4f0cebb8186562d407a678"
dependencies = [
"unicode-xid",
]

[[package]]
name = "rustc-ap-rustc_macros"
version = "679.0.0"
version = "686.0.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "4effe366556e1d75344764adf4d54cba7c2fad33dbd07588e96d0853831ddc7c"
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dependencies = [
"proc-macro2",
"quote",
Expand All @@ -3236,9 +3224,9 @@ dependencies = [

[[package]]
name = "rustc-ap-rustc_parse"
version = "679.0.0"
version = "686.0.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
"bitflags",
"rustc-ap-rustc_ast",
Expand All @@ -3256,19 +3244,19 @@ dependencies = [

[[package]]
name = "rustc-ap-rustc_serialize"
version = "679.0.0"
version = "686.0.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "438255ed968d73bf6573aa18d3b8d33c0a85ecdfd14160ef09ff813938e0606c"
checksum = "c67920561e58f98c4de864407c92b2dd05ace5d5e5301e17444f10f742c005b7"
dependencies = [
"indexmap",
"smallvec 1.4.2",
]

[[package]]
name = "rustc-ap-rustc_session"
version = "679.0.0"
version = "686.0.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "7d61ff76dede8eb827f6805754900d1097a7046f938f950231b62b448f55bf78"
checksum = "0762fd855792e06ef639327237898e4e092ad68150e6a8e19aeb7dc06276ad7a"
dependencies = [
"bitflags",
"getopts",
Expand All @@ -3287,9 +3275,9 @@ dependencies = [

[[package]]
name = "rustc-ap-rustc_span"
version = "679.0.0"
version = "686.0.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "1c267f15c3cfc82a8a441d2bf86bcccf299d1eb625822468e3d8ee6f7c5a1c89"
checksum = "0bf3db7b4ca5d21c14c45475df155e5e020c9a3760346945a662c9a9053b49c8"
dependencies = [
"cfg-if 0.1.10",
"md-5 0.8.0",
Expand All @@ -3306,9 +3294,9 @@ dependencies = [

[[package]]
name = "rustc-ap-rustc_target"
version = "679.0.0"
version = "686.0.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "8b1b4b266c4d44aac0f7f83b6741d8f0545b03d1ce32f3b5254f2014225cb96c"
checksum = "3aa6560bb9742b276064d67ab9edb5766ecb303f8ae3854835ad3fad4b432188"
dependencies = [
"bitflags",
"rustc-ap-rustc_data_structures",
Expand Down Expand Up @@ -3393,6 +3381,7 @@ dependencies = [
name = "rustc-workspace-hack"
version = "1.0.0"
dependencies = [
"byteorder",
"crossbeam-utils 0.7.2",
"proc-macro2",
"quote",
Expand Down Expand Up @@ -3523,7 +3512,7 @@ version = "0.0.0"
dependencies = [
"bitflags",
"libc",
"measureme 9.0.0",
"measureme",
"rustc-demangle",
"rustc_ast",
"rustc_attr",
Expand Down Expand Up @@ -3589,7 +3578,7 @@ dependencies = [
"indexmap",
"jobserver",
"libc",
"measureme 9.0.0",
"measureme",
"parking_lot 0.11.0",
"rustc-hash",
"rustc-rayon",
Expand Down Expand Up @@ -3907,7 +3896,7 @@ version = "0.0.0"
dependencies = [
"bitflags",
"chalk-ir",
"measureme 9.0.0",
"measureme",
"polonius-engine",
"rustc-rayon-core",
"rustc_apfloat",
Expand Down Expand Up @@ -4340,7 +4329,7 @@ dependencies = [

[[package]]
name = "rustfmt-nightly"
version = "1.4.22"
version = "1.4.24"
dependencies = [
"annotate-snippets 0.6.1",
"anyhow",
Expand Down Expand Up @@ -5263,7 +5252,7 @@ dependencies = [
"chrono",
"lazy_static",
"matchers",
"parking_lot 0.11.0",
"parking_lot 0.9.0",
"regex",
"serde",
"serde_json",
Expand Down
6 changes: 6 additions & 0 deletions Cargo.toml
Original file line number Diff line number Diff line change
Expand Up @@ -29,11 +29,17 @@ members = [
"src/tools/unicode-table-generator",
"src/tools/expand-yaml-anchors",
]

exclude = [
"build",
"compiler/rustc_codegen_cranelift",
# HACK(eddyb) This hardcodes the fact that our CI uses `/checkout/obj`.
"obj",
# The `x` binary is a thin wrapper that calls `x.py`, which initializes
# submodules, before which workspace members cannot be invoked because
# not all `Cargo.toml` files are available, so we exclude the `x` binary,
# so it can be invoked before the current checkout is set up.
"src/tools/x",
]

[profile.release.package.compiler_builtins]
Expand Down
19 changes: 9 additions & 10 deletions compiler/rustc_expand/src/placeholders.rs
Original file line number Diff line number Diff line change
Expand Up @@ -313,25 +313,24 @@ impl<'a, 'b> MutVisitor for PlaceholderExpander<'a, 'b> {
// Implement the proposal described in
// https://github.com/rust-lang/rust/issues/61733#issuecomment-509626449
//
// The macro invocation expands to the list of statements.
// If the list of statements is empty, then 'parse'
// the trailing semicolon on the original invocation
// as an empty statement. That is:
// The macro invocation expands to the list of statements. If the
// list of statements is empty, then 'parse' the trailing semicolon
// on the original invocation as an empty statement. That is:
//
// `empty();` is parsed as a single `StmtKind::Empty`
//
// If the list of statements is non-empty, see if the
// final statement alreayd has a trailing semicolon.
// If the list of statements is non-empty, see if the final
// statement already has a trailing semicolon.
//
// If it doesn't have a semicolon, then 'parse' the trailing semicolon
// from the invocation as part of the final statement,
// If it doesn't have a semicolon, then 'parse' the trailing
// semicolon from the invocation as part of the final statement,
// using `stmt.add_trailing_semicolon()`
//
// If it does have a semicolon, then 'parse' the trailing semicolon
// from the invocation as a new StmtKind::Empty

// FIXME: We will need to preserve the original
// semicolon token and span as part of #15701
// FIXME: We will need to preserve the original semicolon token and
// span as part of #15701
let empty_stmt = ast::Stmt {
id: ast::DUMMY_NODE_ID,
kind: ast::StmtKind::Empty,
Expand Down
3 changes: 1 addition & 2 deletions compiler/rustc_macros/src/type_foldable.rs
Original file line number Diff line number Diff line change
Expand Up @@ -16,9 +16,8 @@ pub fn type_foldable_derive(mut s: synstructure::Structure<'_>) -> proc_macro2::
})
});

let body_visit = s.fold(quote!(), |acc, bind| {
let body_visit = s.each(|bind| {
quote! {
#acc
::rustc_middle::ty::fold::TypeFoldable::visit_with(#bind, __folder)?;
}
});
Expand Down
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