Auto merge of rust-lang#2907 - RalfJung:rustup, r=RalfJung

Rustup
RalfJung · May 31, 2023 · fb35803 · fb35803
2 parents 1ac9162 + 5304e40
commit fb35803
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diff --git a/Cargo.lock b/Cargo.lock
@@ -270,17 +270,6 @@ dependencies = [
  "generic-array",
 ]
 
-[[package]]
-name = "bstr"
-version = "0.2.17"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ba3569f383e8f1598449f1a423e72e99569137b47740b1da11ef19af3d5c3223"
-dependencies = [
- "lazy_static",
- "memchr",
- "regex-automata 0.1.10",
-]
-
 [[package]]
 name = "bstr"
 version = "1.3.0"
@@ -417,9 +406,9 @@ version = "0.1.0"
 
 [[package]]
 name = "cc"
-version = "1.0.77"
+version = "1.0.79"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e9f73505338f7d905b19d18738976aae232eb46b8efc15554ffc56deb5d9ebe4"
+checksum = "50d30906286121d95be3d479533b458f87493b30a4b5f79a607db8f5d11aa91f"
 
 [[package]]
 name = "cfg-if"
@@ -666,16 +655,6 @@ dependencies = [
  "rustc-semver",
 ]
 
-[[package]]
-name = "codespan-reporting"
-version = "0.11.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3538270d33cc669650c4b093848450d380def10c331d38c768e34cac80576e6e"
-dependencies = [
- "termcolor",
- "unicode-width",
-]
-
 [[package]]
 name = "collect-license-metadata"
 version = "0.1.0"
@@ -842,9 +821,9 @@ dependencies = [
 
 [[package]]
 name = "crossbeam-channel"
-version = "0.5.6"
+version = "0.5.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c2dd04ddaf88237dc3b8d8f9a3c1004b506b54b3313403944054d23c0870c521"
+checksum = "a33c2bf77f2df06183c3aa30d1e96c0695a313d4f9c453cc3762a6db39f99200"
 dependencies = [
  "cfg-if",
  "crossbeam-utils",
@@ -863,14 +842,14 @@ dependencies = [
 
 [[package]]
 name = "crossbeam-epoch"
-version = "0.9.13"
+version = "0.9.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "01a9af1f4c2ef74bb8aa1f7e19706bc72d03598c8a570bb5de72243c7a9d9d5a"
+checksum = "46bd5f3f85273295a9d14aedfb86f6aadbff6d8f5295c4a9edb08e819dcf5695"
 dependencies = [
  "autocfg",
  "cfg-if",
  "crossbeam-utils",
- "memoffset 0.7.1",
+ "memoffset",
  "scopeguard",
 ]
 
@@ -943,50 +922,6 @@ dependencies = [
  "winapi",
 ]
 
-[[package]]
-name = "cxx"
-version = "1.0.94"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f61f1b6389c3fe1c316bf8a4dccc90a38208354b330925bce1f74a6c4756eb93"
-dependencies = [
- "cc",
- "cxxbridge-flags",
- "cxxbridge-macro",
- "link-cplusplus",
-]
-
-[[package]]
-name = "cxx-build"
-version = "1.0.94"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "12cee708e8962df2aeb38f594aae5d827c022b6460ac71a7a3e2c3c2aae5a07b"
-dependencies = [
- "cc",
- "codespan-reporting",
- "once_cell",
- "proc-macro2",
- "quote",
- "scratch",
- "syn 2.0.8",
-]
-
-[[package]]
-name = "cxxbridge-flags"
-version = "1.0.94"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7944172ae7e4068c533afbb984114a56c46e9ccddda550499caa222902c7f7bb"
-
-[[package]]
-name = "cxxbridge-macro"
-version = "1.0.94"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2345488264226bf682893e25de0769f3360aac9957980ec49361b083ddaa5bc5"
-dependencies = [
- "proc-macro2",
- "quote",
- "syn 2.0.8",
-]
-
 [[package]]
 name = "datafrog"
 version = "2.0.1"
@@ -1273,7 +1208,7 @@ version = "0.3.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a3cf3a800ff6e860c863ca6d4b16fd999db8b752819c1606884047b73e468535"
 dependencies = [
- "memoffset 0.8.0",
+ "memoffset",
  "rustc_version",
 ]
 
@@ -1548,12 +1483,12 @@ checksum = "9b919933a397b79c37e33b77bb2aa3dc8eb6e165ad809e58ff75bc7db2e34574"
 
 [[package]]
 name = "globset"
-version = "0.4.9"
+version = "0.4.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0a1e17342619edbc21a964c2afbeb6c820c6a2560032872f397bb97ea127bd0a"
+checksum = "029d74589adefde59de1a0c4f4732695c32805624aec7b68d91503d4dba79afc"
 dependencies = [
  "aho-corasick",
- "bstr 0.2.17",
+ "bstr",
  "fnv",
  "log",
  "regex",
@@ -1688,12 +1623,11 @@ dependencies = [
 
 [[package]]
 name = "iana-time-zone-haiku"
-version = "0.1.1"
+version = "0.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0703ae284fc167426161c2e3f1da3ea71d94b21bedbcc9494e92b28e334e3dca"
+checksum = "f31827a206f56af32e590ba56d5d2d085f558508192593743f16b2306495269f"
 dependencies = [
- "cxx",
- "cxx-build",
+ "cc",
 ]
 
 [[package]]
@@ -1780,11 +1714,10 @@ checksum = "c3360c7b59e5ffa2653671fb74b4741a5d343c03f331c0a4aeda42b5c2b0ec7d"
 
 [[package]]
 name = "ignore"
-version = "0.4.18"
+version = "0.4.20"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "713f1b139373f96a2e0ce3ac931cd01ee973c3c5dd7c40c0c2efe96ad2b6751d"
+checksum = "dbe7873dab538a9a44ad79ede1faf5f30d49f9a5c883ddbab48bce81b64b7492"
 dependencies = [
- "crossbeam-utils",
  "globset",
  "lazy_static",
  "log",
@@ -2035,15 +1968,6 @@ dependencies = [
  "vcpkg",
 ]
 
-[[package]]
-name = "link-cplusplus"
-version = "1.0.8"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ecd207c9c713c34f95a097a5b029ac2ce6010530c7b49d7fea24d977dede04f5"
-dependencies = [
- "cc",
-]
-
 [[package]]
 name = "linkchecker"
 version = "0.1.0"
@@ -2224,24 +2148,6 @@ dependencies = [
  "libc",
 ]
 
-[[package]]
-name = "memoffset"
-version = "0.6.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5aa361d4faea93603064a027415f07bd8e1d5c88c9fbf68bf56a285428fd79ce"
-dependencies = [
- "autocfg",
-]
-
-[[package]]
-name = "memoffset"
-version = "0.7.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5de893c32cde5f383baa4c04c5d6dbdd735cfd4a794b0debdb2bb1b421da5ff4"
-dependencies = [
- "autocfg",
-]
-
 [[package]]
 name = "memoffset"
 version = "0.8.0"
@@ -2439,11 +2345,11 @@ checksum = "b7e5500299e16ebb147ae15a00a942af264cf3688f47923b8fc2cd5858f23ad3"
 
 [[package]]
 name = "opener"
-version = "0.5.0"
+version = "0.5.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4ea3ebcd72a54701f56345f16785a6d3ac2df7e986d273eb4395c0b01db17952"
+checksum = "293c15678e37254c15bd2f092314abb4e51d7fdde05c2021279c12631b54f005"
 dependencies = [
- "bstr 0.2.17",
+ "bstr",
  "winapi",
 ]
 
@@ -4082,7 +3988,7 @@ version = "0.0.0"
 dependencies = [
  "field-offset",
  "measureme",
- "memoffset 0.6.5",
+ "memoffset",
  "rustc-rayon-core",
  "rustc_ast",
  "rustc_data_structures",
@@ -4383,6 +4289,7 @@ dependencies = [
 name = "rustdoc-gui-test"
 version = "0.1.0"
 dependencies = [
+ "build_helper",
  "compiletest",
  "getopts",
  "walkdir",
@@ -4530,12 +4437,6 @@ version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d29ab0c6d3fc0ee92fe66e2d99f700eab17a8d57d1c1d3b748380fb20baa78cd"
 
-[[package]]
-name = "scratch"
-version = "1.0.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1792db035ce95be60c3f8853017b3999209281c24e2ba5bc8e59bf97a0c590c1"
-
 [[package]]
 name = "self_cell"
 version = "0.10.2"
@@ -5234,7 +5135,7 @@ version = "0.10.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "191a442639ea102fa62671026047e51d574bfda44b7fdf32151d7314624c1cd2"
 dependencies = [
- "bstr 1.3.0",
+ "bstr",
  "cargo-platform",
  "cargo_metadata 0.15.3",
  "color-eyre",

diff --git a/Cargo.toml b/Cargo.toml
@@ -1,4 +1,5 @@
 [workspace]
+resolver = "1"
 members = [
   "compiler/rustc",
   "library/std",

diff --git a/compiler/rustc_borrowck/src/def_use.rs b/compiler/rustc_borrowck/src/def_use.rs
@@ -50,7 +50,6 @@ pub fn categorize(context: PlaceContext) -> Option<DefUse> {
         PlaceContext::MutatingUse(MutatingUseContext::Borrow) |
         PlaceContext::NonMutatingUse(NonMutatingUseContext::SharedBorrow) |
         PlaceContext::NonMutatingUse(NonMutatingUseContext::ShallowBorrow) |
-        PlaceContext::NonMutatingUse(NonMutatingUseContext::UniqueBorrow) |
 
         // `PlaceMention` and `AscribeUserType` both evaluate the place, which must not
         // contain dangling references.

diff --git a/compiler/rustc_borrowck/src/diagnostics/bound_region_errors.rs b/compiler/rustc_borrowck/src/diagnostics/bound_region_errors.rs
@@ -180,24 +180,25 @@ trait TypeOpInfo<'tcx> {
             return;
         };
 
-        let placeholder_region = tcx.mk_re_placeholder(ty::Placeholder {
-            universe: adjusted_universe.into(),
-            bound: placeholder.bound,
-        });
-
-        let error_region =
-            if let RegionElement::PlaceholderRegion(error_placeholder) = error_element {
-                let adjusted_universe =
-                    error_placeholder.universe.as_u32().checked_sub(base_universe.as_u32());
-                adjusted_universe.map(|adjusted| {
-                    tcx.mk_re_placeholder(ty::Placeholder {
-                        universe: adjusted.into(),
-                        bound: error_placeholder.bound,
-                    })
-                })
-            } else {
-                None
-            };
+        let placeholder_region = ty::Region::new_placeholder(
+            tcx,
+            ty::Placeholder { universe: adjusted_universe.into(), bound: placeholder.bound },
+        );
+
+        let error_region = if let RegionElement::PlaceholderRegion(error_placeholder) =
+            error_element
+        {
+            let adjusted_universe =
+                error_placeholder.universe.as_u32().checked_sub(base_universe.as_u32());
+            adjusted_universe.map(|adjusted| {
+                ty::Region::new_placeholder(
+                    tcx,
+                    ty::Placeholder { universe: adjusted.into(), bound: error_placeholder.bound },
+                )
+            })
+        } else {
+            None
+        };
 
         debug!(?placeholder_region);
 
@@ -390,7 +391,7 @@ fn try_extract_error_from_fulfill_cx<'tcx>(
         error_region,
         &region_constraints,
         |vid| ocx.infcx.region_var_origin(vid),
-        |vid| ocx.infcx.universe_of_region(ocx.infcx.tcx.mk_re_var(vid)),
+        |vid| ocx.infcx.universe_of_region(ty::Region::new_var(ocx.infcx.tcx, vid)),
     )
 }
 
@@ -411,7 +412,7 @@ fn try_extract_error_from_region_constraints<'tcx>(
                 }
                 // FIXME: Should this check the universe of the var?
                 Constraint::VarSubReg(vid, sup) if sup == placeholder_region => {
-                    Some((infcx.tcx.mk_re_var(vid), cause.clone()))
+                    Some((ty::Region::new_var(infcx.tcx, vid), cause.clone()))
                 }
                 _ => None,
             }

diff --git a/compiler/rustc_borrowck/src/nll.rs b/compiler/rustc_borrowck/src/nll.rs
@@ -441,7 +441,7 @@ fn for_each_region_constraint<'tcx>(
         let subject = match req.subject {
             ClosureOutlivesSubject::Region(subject) => format!("{:?}", subject),
             ClosureOutlivesSubject::Ty(ty) => {
-                format!("{:?}", ty.instantiate(tcx, |vid| tcx.mk_re_var(vid)))
+                format!("{:?}", ty.instantiate(tcx, |vid| ty::Region::new_var(tcx, vid)))
             }
         };
         with_msg(format!("where {}: {:?}", subject, req.outlived_free_region,))?;

diff --git a/compiler/rustc_borrowck/src/region_infer/mod.rs b/compiler/rustc_borrowck/src/region_infer/mod.rs
@@ -1158,7 +1158,7 @@ impl<'tcx> RegionInferenceContext<'tcx> {
                 .universal_regions_outlived_by(r_scc)
                 .filter(|&u_r| !self.universal_regions.is_local_free_region(u_r))
                 .find(|&u_r| self.eval_equal(u_r, r_vid))
-                .map(|u_r| tcx.mk_re_var(u_r))
+                .map(|u_r| ty::Region::new_var(tcx, u_r))
                 // In the case of a failure, use `ReErased`. We will eventually
                 // return `None` in this case.
                 .unwrap_or(tcx.lifetimes.re_erased)
@@ -1355,7 +1355,7 @@ impl<'tcx> RegionInferenceContext<'tcx> {
             let vid = self.to_region_vid(r);
             let scc = self.constraint_sccs.scc(vid);
             let repr = self.scc_representatives[scc];
-            tcx.mk_re_var(repr)
+            ty::Region::new_var(tcx, repr)
         })
     }
 
@@ -1779,7 +1779,7 @@ impl<'tcx> RegionInferenceContext<'tcx> {
             }
 
             // If not, report an error.
-            let member_region = infcx.tcx.mk_re_var(member_region_vid);
+            let member_region = ty::Region::new_var(infcx.tcx, member_region_vid);
             errors_buffer.push(RegionErrorKind::UnexpectedHiddenRegion {
                 span: m_c.definition_span,
                 hidden_ty: m_c.hidden_ty,

diff --git a/compiler/rustc_borrowck/src/region_infer/opaque_types.rs b/compiler/rustc_borrowck/src/region_infer/opaque_types.rs
@@ -92,7 +92,8 @@ impl<'tcx> RegionInferenceContext<'tcx> {
                     }
                     None => {
                         subst_regions.push(vid);
-                        infcx.tcx.mk_re_error_with_message(
+                        ty::Region::new_error_with_message(
+                            infcx.tcx,
                             concrete_type.span,
                             "opaque type with non-universal region substs",
                         )