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Diffstat (limited to 'src/test/ui/borrowck/borrowck-overloaded-index-and-overloaded-deref.rs')
-rw-r--r-- | src/test/ui/borrowck/borrowck-overloaded-index-and-overloaded-deref.rs | 36 |
1 files changed, 0 insertions, 36 deletions
diff --git a/src/test/ui/borrowck/borrowck-overloaded-index-and-overloaded-deref.rs b/src/test/ui/borrowck/borrowck-overloaded-index-and-overloaded-deref.rs deleted file mode 100644 index 0e3e01a93..000000000 --- a/src/test/ui/borrowck/borrowck-overloaded-index-and-overloaded-deref.rs +++ /dev/null @@ -1,36 +0,0 @@ -// Check that we properly record borrows when we are doing an -// overloaded, autoderef of a value obtained via an overloaded index -// operator. The accounting of the all the implicit things going on -// here is rather subtle. Issue #20232. - -use std::ops::{Deref, Index}; - -struct MyVec<T> { x: T } - -impl<T> Index<usize> for MyVec<T> { - type Output = T; - fn index(&self, _: usize) -> &T { - &self.x - } -} - -struct MyPtr<T> { x: T } - -impl<T> Deref for MyPtr<T> { - type Target = T; - fn deref(&self) -> &T { - &self.x - } -} - -struct Foo { f: usize } - -fn main() { - let mut v = MyVec { x: MyPtr { x: Foo { f: 22 } } }; - let i = &v[0].f; - v = MyVec { x: MyPtr { x: Foo { f: 23 } } }; - //~^ ERROR cannot assign to `v` because it is borrowed - read(*i); -} - -fn read(_: usize) { } |