diff options
Diffstat (limited to 'src/test/ui/regions/regions-no-variance-from-fn-generics.rs')
-rw-r--r-- | src/test/ui/regions/regions-no-variance-from-fn-generics.rs | 44 |
1 files changed, 0 insertions, 44 deletions
diff --git a/src/test/ui/regions/regions-no-variance-from-fn-generics.rs b/src/test/ui/regions/regions-no-variance-from-fn-generics.rs deleted file mode 100644 index 76706a827..000000000 --- a/src/test/ui/regions/regions-no-variance-from-fn-generics.rs +++ /dev/null @@ -1,44 +0,0 @@ -// run-pass -#![allow(unused_variables)] -// Issue #12856: a lifetime formal binding introduced by a generic fn -// should not upset the variance inference for actual occurrences of -// that lifetime in type expressions. - - -pub trait HasLife<'a> { - fn dummy(&'a self) { } // just to induce a variance on 'a -} - -trait UseLife01 { - fn refs<'a, H: HasLife<'a>>(&'a self) -> H; -} - -trait UseLife02 { - fn refs<'a, T: 'a, H: HasType<&'a T>>(&'a self) -> H; -} - - -pub trait HasType<T> -{ - fn dummy(&self, t: T) -> T { panic!() } -} - - -trait UseLife03<T> { - fn refs<'a, H: HasType<&'a T>>(&'a self) -> H where T: 'a; -} - - -// (The functions below were not actually a problem observed during -// fixing of #12856; they just seem like natural tests to put in to -// cover a couple more points in the testing space) - -pub fn top_refs_1<'a, H: HasLife<'a>>(_s: &'a ()) -> H { - unimplemented!() -} - -pub fn top_refs_2<'a, T: 'a, H: HasType<&'a T>>(_s: &'a ()) -> H { - unimplemented!() -} - -pub fn main() {} |