diff options
Diffstat (limited to 'src/test/ui/regions/regions-refcell.rs')
-rw-r--r-- | src/test/ui/regions/regions-refcell.rs | 45 |
1 files changed, 0 insertions, 45 deletions
diff --git a/src/test/ui/regions/regions-refcell.rs b/src/test/ui/regions/regions-refcell.rs deleted file mode 100644 index 39ad0c53f..000000000 --- a/src/test/ui/regions/regions-refcell.rs +++ /dev/null @@ -1,45 +0,0 @@ -// run-pass -// This is a regression test for something that only came up while -// attempting to bootstrap librustc with new destructor lifetime -// semantics. - - -use std::collections::HashMap; -use std::cell::RefCell; - -// This version does not yet work (associated type issues)... -#[cfg(cannot_use_this_yet)] -fn foo<'a>(map: RefCell<HashMap<&'static str, &'a [u8]>>) { - let one = [1]; - assert_eq!(map.borrow().get("one"), Some(&one[..])); -} - -#[cfg(cannot_use_this_yet_either)] -// ... and this version does not work (the lifetime of `one` is -// supposed to match the lifetime `'a`) ... -fn foo<'a>(map: RefCell<HashMap<&'static str, &'a [u8]>>) { - let one = [1]; - assert_eq!(map.borrow().get("one"), Some(&&one[..])); -} - -#[cfg(all(not(cannot_use_this_yet),not(cannot_use_this_yet_either)))] -fn foo<'a>(map: RefCell<HashMap<&'static str, &'a [u8]>>) { - // ...so instead we walk through the trivial slice and make sure - // it contains the element we expect. - - for (i, &x) in map.borrow().get("one").unwrap().iter().enumerate() { - assert_eq!((i, x), (0, 1)); - } -} - -fn main() { - let zer = [0]; - let one = [1]; - let two = [2]; - let mut map = HashMap::new(); - map.insert("zero", &zer[..]); - map.insert("one", &one[..]); - map.insert("two", &two[..]); - let map = RefCell::new(map); - foo(map); -} |