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Diffstat (limited to '')
-rw-r--r-- | src/test/ui/issues/issue-29147-rpass.rs | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/src/test/ui/issues/issue-29147-rpass.rs b/src/test/ui/issues/issue-29147-rpass.rs new file mode 100644 index 000000000..439f8bb53 --- /dev/null +++ b/src/test/ui/issues/issue-29147-rpass.rs @@ -0,0 +1,28 @@ +// run-pass +#![recursion_limit="1024"] +#![allow(dead_code)] + +use std::mem; + +pub struct S0<T>(T,T); +pub struct S1<T>(Option<Box<S0<S0<T>>>>,Option<Box<S0<S0<T>>>>); +pub struct S2<T>(Option<Box<S1<S1<T>>>>,Option<Box<S1<S1<T>>>>); +pub struct S3<T>(Option<Box<S2<S2<T>>>>,Option<Box<S2<S2<T>>>>); +pub struct S4<T>(Option<Box<S3<S3<T>>>>,Option<Box<S3<S3<T>>>>); +pub struct S5<T>(Option<Box<S4<S4<T>>>>,Option<Box<S4<S4<T>>>>,Option<T>); + +trait Foo { fn xxx(&self); } +/// some local of #[fundamental] trait +trait Bar {} + +impl<T> Foo for T where T: Bar, T: Sync { + fn xxx(&self) {} +} + +impl Foo for S5<u8> { fn xxx(&self) {} } + +fn main() { + let s = S5(None,None,None); + s.xxx(); + assert_eq!(mem::size_of_val(&s.2), mem::size_of::<Option<u8>>()); +} |