mirror of https://github.com/rust-lang/rust.git
Support `Pointee` trait
This commit is contained in:
hkalbasi
parent
689f964f5f
commit
527dfede48
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@ -177,21 +177,21 @@ checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
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[[package]]
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name = "chalk-derive"
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version = "0.89.0"
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version = "0.91.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "ea176c50987dc4765961aa165001e8eb5a722a26308c5797a47303ea91686aab"
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checksum = "c59178fded594fe78c47b841520e5a4399d00fe15fffee19b945958a878cd02d"
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dependencies = [
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"proc-macro2",
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"quote",
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"syn",
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"syn 2.0.15",
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"synstructure",
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]
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[[package]]
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name = "chalk-ir"
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version = "0.89.0"
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version = "0.91.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "473b480241695428c14e8f84f1c9a47ef232450a50faf3a4041e5c9dc11e0a3b"
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checksum = "8824be92876823b828d551bb792f79eb1f69c69d1948abf69fccbf84e448e57b"
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dependencies = [
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"bitflags 1.3.2",
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"chalk-derive",
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@ -200,9 +200,9 @@ dependencies = [
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[[package]]
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name = "chalk-recursive"
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version = "0.89.0"
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version = "0.91.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "6764b4fe67cac3a3758185084efbfbd39bf0352795824ba849ddd2b64cd4bb28"
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checksum = "1e110d1260809c238072d1c8ef84060e39983e8ea9d4c6f74b19b0ebbf8904dc"
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dependencies = [
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"chalk-derive",
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"chalk-ir",
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@ -213,9 +213,9 @@ dependencies = [
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[[package]]
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name = "chalk-solve"
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version = "0.89.0"
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version = "0.91.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "55a7e6160966eceb6e7dcc2f479a2af4c477aaf5bccbc640d82515995ab1a6cc"
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checksum = "12200b19abf4b0633095f7bd099f3ef609d314754b6adb358c68cc04d10589e5"
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dependencies = [
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"chalk-derive",
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"chalk-ir",
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@ -327,7 +327,7 @@ checksum = "f3cdeb9ec472d588e539a818b2dee436825730da08ad0017c4b1a17676bdc8b7"
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dependencies = [
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"proc-macro2",
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"quote",
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"syn",
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"syn 1.0.109",
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]
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[[package]]
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@ -1577,7 +1577,7 @@ dependencies = [
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"heck",
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"proc-macro2",
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"quote",
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"syn",
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"syn 1.0.109",
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]
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[[package]]
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@ -1636,7 +1636,7 @@ checksum = "d7e29c4601e36bcec74a223228dce795f4cd3616341a4af93520ca1a837c087d"
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dependencies = [
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"proc-macro2",
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"quote",
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"syn",
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"syn 1.0.109",
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]
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[[package]]
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@ -1659,7 +1659,7 @@ checksum = "395627de918015623b32e7669714206363a7fc00382bf477e72c1f7533e8eafc"
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dependencies = [
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"proc-macro2",
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"quote",
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"syn",
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"syn 1.0.109",
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]
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[[package]]
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@ -1730,14 +1730,25 @@ dependencies = [
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]
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[[package]]
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name = "synstructure"
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version = "0.12.6"
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name = "syn"
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version = "2.0.15"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "f36bdaa60a83aca3921b5259d5400cbf5e90fc51931376a9bd4a0eb79aa7210f"
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checksum = "a34fcf3e8b60f57e6a14301a2e916d323af98b0ea63c599441eec8558660c822"
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dependencies = [
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"proc-macro2",
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"quote",
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"syn",
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"unicode-ident",
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]
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[[package]]
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name = "synstructure"
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version = "0.13.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "285ba80e733fac80aa4270fbcdf83772a79b80aa35c97075320abfee4a915b06"
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dependencies = [
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"proc-macro2",
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"quote",
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"syn 2.0.15",
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"unicode-xid",
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]
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@ -1810,7 +1821,7 @@ checksum = "5420d42e90af0c38c3290abcca25b9b3bdf379fc9f55c528f53a269d9c9a267e"
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dependencies = [
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"proc-macro2",
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"quote",
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"syn",
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"syn 1.0.109",
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]
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[[package]]
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@ -1912,7 +1923,7 @@ checksum = "4017f8f45139870ca7e672686113917c71c7a6e02d4924eda67186083c03081a"
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dependencies = [
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"proc-macro2",
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"quote",
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"syn",
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"syn 1.0.109",
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]
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[[package]]
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@ -22,10 +22,10 @@ either = "1.7.0"
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tracing = "0.1.35"
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rustc-hash = "1.1.0"
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scoped-tls = "1.0.0"
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chalk-solve = { version = "0.89.0", default-features = false }
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chalk-ir = "0.89.0"
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chalk-recursive = { version = "0.89.0", default-features = false }
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chalk-derive = "0.89.0"
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chalk-solve = { version = "0.91.0", default-features = false }
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chalk-ir = "0.91.0"
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chalk-recursive = { version = "0.91.0", default-features = false }
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chalk-derive = "0.91.0"
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la-arena = { version = "0.3.0", path = "../../lib/la-arena" }
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once_cell = "1.17.0"
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triomphe.workspace = true
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@ -592,6 +592,7 @@ fn well_known_trait_from_lang_item(item: LangItem) -> Option<WellKnownTrait> {
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LangItem::Unpin => WellKnownTrait::Unpin,
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LangItem::Unsize => WellKnownTrait::Unsize,
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LangItem::Tuple => WellKnownTrait::Tuple,
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LangItem::PointeeTrait => WellKnownTrait::Pointee,
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_ => return None,
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})
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}
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@ -612,6 +613,7 @@ fn lang_item_from_well_known_trait(trait_: WellKnownTrait) -> LangItem {
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WellKnownTrait::Tuple => LangItem::Tuple,
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WellKnownTrait::Unpin => LangItem::Unpin,
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WellKnownTrait::Unsize => LangItem::Unsize,
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WellKnownTrait::Pointee => LangItem::PointeeTrait,
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}
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}
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@ -3497,6 +3497,22 @@ fn func() {
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);
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}
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#[test]
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fn pointee_trait() {
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check_types(
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r#"
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//- minicore: pointee
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use core::ptr::Pointee;
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fn func() {
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let x: <u8 as Pointee>::Metadata;
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//^ ()
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let x: <[u8] as Pointee>::Metadata;
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//^ usize
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}
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"#,
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);
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}
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// FIXME
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#[test]
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fn castable_to() {
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@ -474,7 +474,7 @@ fn main() {
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file_id: FileId(
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1,
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),
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range: 9286..9294,
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range: 9287..9295,
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},
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),
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tooltip: "",
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@ -487,7 +487,7 @@ fn main() {
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file_id: FileId(
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1,
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),
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range: 9318..9322,
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range: 9319..9323,
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},
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),
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tooltip: "",
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@ -511,7 +511,7 @@ fn main() {
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file_id: FileId(
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1,
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),
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range: 9286..9294,
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range: 9287..9295,
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},
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),
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tooltip: "",
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@ -524,7 +524,7 @@ fn main() {
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file_id: FileId(
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1,
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),
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range: 9318..9322,
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range: 9319..9323,
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},
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),
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tooltip: "",
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@ -548,7 +548,7 @@ fn main() {
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file_id: FileId(
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1,
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),
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range: 9286..9294,
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range: 9287..9295,
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},
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),
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tooltip: "",
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@ -561,7 +561,7 @@ fn main() {
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file_id: FileId(
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1,
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),
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range: 9318..9322,
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range: 9319..9323,
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},
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),
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tooltip: "",
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@ -387,6 +387,10 @@ impl MiniCore {
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}
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}
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if !active_regions.is_empty() {
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panic!("unclosed regions: {:?} Add an `endregion` comment", active_regions);
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}
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for flag in &self.valid_flags {
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if !seen_regions.iter().any(|it| it == flag) {
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panic!("unused minicore flag: {flag:?}");
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@ -42,6 +42,7 @@
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//! panic: fmt
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//! phantom_data:
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//! pin:
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//! pointee:
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//! range:
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//! result:
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//! send: sized
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@ -368,6 +369,14 @@ pub mod ptr {
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*dst = src;
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}
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// endregion:drop
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// region:pointee
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#[lang = "pointee_trait"]
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pub trait Pointee {
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#[lang = "metadata_type"]
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type Metadata;
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}
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// endregion:pointee
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}
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pub mod ops {
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