diff options
Diffstat (limited to 'src/test/ui/nll/maybe-initialized-drop-with-uninitialized-fragments.rs')
-rw-r--r-- | src/test/ui/nll/maybe-initialized-drop-with-uninitialized-fragments.rs | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/src/test/ui/nll/maybe-initialized-drop-with-uninitialized-fragments.rs b/src/test/ui/nll/maybe-initialized-drop-with-uninitialized-fragments.rs new file mode 100644 index 000000000..b0d6e27a3 --- /dev/null +++ b/src/test/ui/nll/maybe-initialized-drop-with-uninitialized-fragments.rs @@ -0,0 +1,22 @@ +#![allow(warnings)] + +struct Wrap<'p> { p: &'p mut i32 } + +impl<'p> Drop for Wrap<'p> { + fn drop(&mut self) { + *self.p += 1; + } +} + +struct Foo<'p> { a: String, b: Wrap<'p> } + +fn main() { + let mut x = 0; + let wrap = Wrap { p: &mut x }; + let s = String::from("str"); + let foo = Foo { a: s, b: wrap }; + std::mem::drop(foo.a); + std::mem::drop(foo.b); + x = 1; //~ ERROR cannot assign to `x` because it is borrowed [E0506] + // FIXME ^ This currently errors and it should not. +} |