| // ignore-tidy-linelength |
| // revisions: legacy v0 |
| //[legacy]compile-flags: -Z symbol-mangling-version=legacy |
| //[v0]compile-flags: -Z symbol-mangling-version=v0 |
| |
| #![feature(optin_builtin_traits, rustc_attrs)] |
| #![allow(dead_code)] |
| |
| mod foo { |
| pub struct Foo { x: u32 } |
| |
| impl Foo { |
| #[rustc_symbol_name] |
| //[legacy]~^ ERROR symbol-name(_ZN5impl13foo3Foo3bar |
| //[legacy]~| ERROR demangling(impl1::foo::Foo::bar |
| //[legacy]~| ERROR demangling-alt(impl1::foo::Foo::bar) |
| //[v0]~^^^^ ERROR symbol-name(_RNvMNtCs4fqI2P2rA04_5impl13fooNtB2_3Foo3bar) |
| //[v0]~| ERROR demangling(<impl1[317d481089b8c8fe]::foo::Foo>::bar) |
| //[v0]~| ERROR demangling-alt(<impl1::foo::Foo>::bar) |
| #[rustc_def_path] |
| //[legacy]~^ ERROR def-path(foo::Foo::bar) |
| //[v0]~^^ ERROR def-path(foo::Foo::bar) |
| fn bar() { } |
| } |
| } |
| |
| mod bar { |
| use foo::Foo; |
| |
| impl Foo { |
| #[rustc_symbol_name] |
| //[legacy]~^ ERROR symbol-name(_ZN5impl13bar33_$LT$impl$u20$impl1..foo..Foo$GT$3baz |
| //[legacy]~| ERROR demangling(impl1::bar::<impl impl1::foo::Foo>::baz |
| //[legacy]~| ERROR demangling-alt(impl1::bar::<impl impl1::foo::Foo>::baz) |
| //[v0]~^^^^ ERROR symbol-name(_RNvMNtCs4fqI2P2rA04_5impl13barNtNtB4_3foo3Foo3baz) |
| //[v0]~| ERROR demangling(<impl1[317d481089b8c8fe]::foo::Foo>::baz) |
| //[v0]~| ERROR demangling-alt(<impl1::foo::Foo>::baz) |
| #[rustc_def_path] |
| //[legacy]~^ ERROR def-path(bar::<impl foo::Foo>::baz) |
| //[v0]~^^ ERROR def-path(bar::<impl foo::Foo>::baz) |
| fn baz() { } |
| } |
| } |
| |
| trait Foo { |
| type Assoc; |
| } |
| |
| auto trait AutoTrait {} |
| |
| fn main() { |
| // Test closure mangling, and disambiguators. |
| || {}; |
| || { |
| trait Bar { |
| fn method(&self) {} |
| } |
| |
| // Test type mangling, by putting them in an `impl` header. |
| // FIXME(eddyb) test C varargs when `core::ffi::VaListImpl` stops leaking into the signature |
| // (which is a problem because `core` has an unpredictable hash) - see also #44930. |
| impl Bar for [&'_ (dyn Foo<Assoc = extern fn(&u8, /*...*/)> + AutoTrait); 3] { |
| #[rustc_symbol_name] |
| //[legacy]~^ ERROR symbol-name(_ZN198_$LT$$u5b$$RF$dyn$u20$impl1..Foo$u2b$Assoc$u20$$u3d$$u20$extern$u20$$u22$C$u22$$u20$fn$LP$$RF$u8$RP$$u2b$impl1..AutoTrait$u3b$$u20$_$u5d$$u20$as$u20$impl1..main..$u7b$$u7b$closure$u7d$$u7d$..Bar$GT$6method |
| //[legacy]~| ERROR demangling(<[&dyn impl1::Foo+Assoc = extern "C" fn(&u8)+impl1::AutoTrait; _] as impl1::main::{{closure}}::Bar>::method |
| //[legacy]~| ERROR demangling-alt(<[&dyn impl1::Foo+Assoc = extern "C" fn(&u8)+impl1::AutoTrait; _] as impl1::main::{{closure}}::Bar>::method) |
| //[v0]~^^^^ ERROR symbol-name(_RNvXNCNvCs4fqI2P2rA04_5impl14mains_0ARDNtB6_3Foop5AssocFG0_KCRL0_hEuNtB6_9AutoTraitEL_j3_NtB2_3Bar6method) |
| //[v0]~| ERROR demangling(<[&dyn impl1[317d481089b8c8fe]::Foo<Assoc = for<'a, 'b> extern "C" fn(&'b u8)> + impl1[317d481089b8c8fe]::AutoTrait; 3: usize] as impl1[317d481089b8c8fe]::main::{closure#1}::Bar>::method) |
| //[v0]~| ERROR demangling-alt(<[&dyn impl1::Foo<Assoc = for<'a, 'b> extern "C" fn(&'b u8)> + impl1::AutoTrait; 3] as impl1::main::{closure#1}::Bar>::method) |
| #[rustc_def_path] |
| //[legacy]~^ ERROR def-path(<[&dyn Foo<Assoc = for<'r> extern "C" fn(&'r u8)> + AutoTrait; _] as main::{{closure}}#1::Bar>::method) |
| //[v0]~^^ ERROR def-path(<[&dyn Foo<Assoc = for<'r> extern "C" fn(&'r u8)> + AutoTrait; _] as main::{{closure}}#1::Bar>::method) |
| fn method(&self) {} |
| } |
| }; |
| } |
