2 // ignore-tidy-linelength
3 // revisions: legacy v0
4 //[legacy]compile-flags: -Z symbol-mangling-version=legacy
5 //[v0]compile-flags: -Z symbol-mangling-version=v0
6 //[legacy]normalize-stderr-test: "h[\w{16}]+" -> "SYMBOL_HASH"
8 #![feature(rustc_attrs)]
10 pub(crate) struct Foo<I, E>(I, E);
15 fn next(&mut self) -> Option<Self::Item>;
17 fn find<P>(&mut self, predicate: P) -> Option<Self::Item>
20 P: FnMut(&Self::Item) -> bool,
28 impl Iterator2 for Bar {
29 type Item = (u32, u16);
31 fn next(&mut self) -> Option<Self::Item> {
36 impl<I, T, E> Iterator2 for Foo<I, E>
38 I: Iterator2<Item = (T, E)>,
43 //[legacy]~^ ERROR symbol-name(_ZN72_$LT$issue_75326..Foo$LT$I$C$E$GT$$u20$as$u20$issue_75326..Iterator2$GT$4next
44 //[legacy]~| ERROR demangling(<issue_75326::Foo<I,E> as issue_75326::Iterator2>::next
45 //[legacy]~| ERROR demangling-alt(<issue_75326::Foo<I,E> as issue_75326::Iterator2>::next)
46 //[v0]~^^^^ ERROR symbol-name(_RNvXINICs21hi0yVfW1J_11issue_75326s_0pppEINtB5_3FooppENtB5_9Iterator24nextB5_)
47 //[v0]~| ERROR demangling(<issue_75326[17891616a171812d]::Foo<_, _> as issue_75326[17891616a171812d]::Iterator2>::next)
48 //[v0]~| ERROR demangling-alt(<issue_75326::Foo<_, _> as issue_75326::Iterator2>::next)
49 fn next(&mut self) -> Option<Self::Item> {
55 let mut a = Foo(Bar, 1u16);