diff options
Diffstat (limited to 'src/test/ui/box/thin_drop.rs')
-rw-r--r-- | src/test/ui/box/thin_drop.rs | 37 |
1 files changed, 0 insertions, 37 deletions
diff --git a/src/test/ui/box/thin_drop.rs b/src/test/ui/box/thin_drop.rs deleted file mode 100644 index 965613c11..000000000 --- a/src/test/ui/box/thin_drop.rs +++ /dev/null @@ -1,37 +0,0 @@ -#![feature(thin_box)] -// run-pass -use std::boxed::ThinBox; -use std::error::Error; -use std::ops::Deref; -use std::fmt; - -fn main() { - let expected = "Foo error!"; - let mut dropped = false; - { - let foo = Foo(expected, &mut dropped); - let a: ThinBox<dyn Error> = ThinBox::new_unsize(foo); - let a = a.deref(); - let msg = a.to_string(); - assert_eq!(expected, msg); - } - assert!(dropped); -} - -#[derive(Debug)] -#[repr(align(1024))] -struct Foo<'a>(&'static str, &'a mut bool); - -impl Drop for Foo<'_> { - fn drop(&mut self) { - *self.1 = true; - } -} - -impl fmt::Display for Foo<'_> { - fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result { - write!(f, "{}", self.0) - } -} - -impl Error for Foo<'_> {} |