diff options
Diffstat (limited to 'src/test/ui/higher-rank-trait-bounds/hrtb-conflate-regions.rs')
-rw-r--r-- | src/test/ui/higher-rank-trait-bounds/hrtb-conflate-regions.rs | 31 |
1 files changed, 0 insertions, 31 deletions
diff --git a/src/test/ui/higher-rank-trait-bounds/hrtb-conflate-regions.rs b/src/test/ui/higher-rank-trait-bounds/hrtb-conflate-regions.rs deleted file mode 100644 index e83686404..000000000 --- a/src/test/ui/higher-rank-trait-bounds/hrtb-conflate-regions.rs +++ /dev/null @@ -1,31 +0,0 @@ -// Test that an impl with only one bound region `'a` cannot be used to -// satisfy a constraint where there are two bound regions. - -trait Foo<X> { - fn foo(&self, x: X) { } -} - -fn want_foo2<T>() - where T : for<'a,'b> Foo<(&'a isize, &'b isize)> -{ -} - -fn want_foo1<T>() - where T : for<'z> Foo<(&'z isize, &'z isize)> -{ -} - -// Expressed as a where clause - -struct SomeStruct; - -impl<'a> Foo<(&'a isize, &'a isize)> for SomeStruct -{ -} - -fn a() { want_foo1::<SomeStruct>(); } // OK -- foo wants just one region -fn b() { want_foo2::<SomeStruct>(); } -//~^ ERROR implementation of -//~| ERROR implementation of - -fn main() { } |