mirror of https://github.com/rust-lang/rust
76 lines
3.1 KiB
Rust
76 lines
3.1 KiB
Rust
//@ build-fail
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//@ revisions: legacy v0
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//@[legacy]compile-flags: -Z unstable-options -C symbol-mangling-version=legacy
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//@[v0]compile-flags: -C symbol-mangling-version=v0
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//@[legacy]normalize-stderr-test: "h[\w]{16}E?\)" -> "<SYMBOL_HASH>)"
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#![feature(auto_traits, rustc_attrs)]
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#![allow(dead_code)]
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mod foo {
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pub struct Foo { x: u32 }
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impl Foo {
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#[rustc_symbol_name]
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//[legacy]~^ ERROR symbol-name(_ZN5impl13foo3Foo3bar
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//[legacy]~| ERROR demangling(impl1::foo::Foo::bar
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//[legacy]~| ERROR demangling-alt(impl1::foo::Foo::bar)
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//[v0]~^^^^ ERROR symbol-name(_RNvMNtCs
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//[v0]~| ERROR demangling(<impl1[
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//[v0]~| ERROR demangling-alt(<impl1::foo::Foo>::bar)
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#[rustc_def_path]
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//[legacy]~^ ERROR def-path(foo::Foo::bar)
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//[v0]~^^ ERROR def-path(foo::Foo::bar)
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fn bar() { }
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}
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}
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mod bar {
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use foo::Foo;
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impl Foo {
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#[rustc_symbol_name]
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//[legacy]~^ ERROR symbol-name(_ZN5impl13bar33_$LT$impl$u20$impl1..foo..Foo$GT$3baz
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//[legacy]~| ERROR demangling(impl1::bar::<impl impl1::foo::Foo>::baz
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//[legacy]~| ERROR demangling-alt(impl1::bar::<impl impl1::foo::Foo>::baz)
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//[v0]~^^^^ ERROR symbol-name(_RNvMNtCs
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//[v0]~| ERROR demangling(<impl1[
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//[v0]~| ERROR demangling-alt(<impl1::foo::Foo>::baz)
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#[rustc_def_path]
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//[legacy]~^ ERROR def-path(bar::<impl foo::Foo>::baz)
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//[v0]~^^ ERROR def-path(bar::<impl foo::Foo>::baz)
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fn baz() { }
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}
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}
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trait Foo {
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type Assoc;
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}
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auto trait AutoTrait {}
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fn main() {
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// Test closure mangling, and disambiguators.
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|| {};
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|| {
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trait Bar {
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fn method(&self) {}
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}
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// Test type mangling, by putting them in an `impl` header.
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impl Bar for [&'_ (dyn Foo<Assoc = extern "C" fn(&u8, ...)> + AutoTrait); 3] {
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#[rustc_symbol_name]
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//[legacy]~^ ERROR symbol-name(_ZN209_$LT$$u5b$$RF$dyn$u20$impl1..Foo$u2b$Assoc$u20$$u3d$$u20$extern$u20$$u22$C$u22$$u20$fn$LP$$RF$u8$C$$u20$...$RP$$u2b$impl1..AutoTrait$u3b$$u20$3$u5d$$u20$as$u20$impl1..main..$u7b$$u7b$closure$u7d$$u7d$..Bar$GT$6method
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//[legacy]~| ERROR demangling(<[&dyn impl1::Foo+Assoc = extern "C" fn(&u8, ::.)+impl1::AutoTrait; 3] as impl1::main::{{closure}}::Bar>::method
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//[legacy]~| ERROR demangling-alt(<[&dyn impl1::Foo+Assoc = extern "C" fn(&u8, ::.)+impl1::AutoTrait; 3] as impl1::main::{{closure}}::Bar>::method)
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//[v0]~^^^^ ERROR symbol-name(_RNvXNCNvCs
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//[v0]~| ERROR demangling(<[&dyn
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//[v0]~| ERROR demangling-alt(<[&dyn impl1::Foo<Assoc = for<'a> extern "C" fn(&'a u8, ...)> + impl1::AutoTrait; 3] as impl1::main::{closure#1}::Bar>::method)
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#[rustc_def_path]
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//[legacy]~^ ERROR def-path(<[&dyn Foo<Assoc = for<'a> extern "C" fn(&'a u8, ...)> + AutoTrait; 3] as main::{closure#1}::Bar>::method)
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//[v0]~^^ ERROR def-path(<[&dyn Foo<Assoc = for<'a> extern "C" fn(&'a u8, ...)> + AutoTrait; 3] as main::{closure#1}::Bar>::method)
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fn method(&self) {}
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}
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};
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}
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