diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:20:29 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:20:29 +0000 |
commit | 631cd5845e8de329d0e227aaa707d7ea228b8f8f (patch) | |
tree | a1b87c8f8cad01cf18f7c5f57a08f102771ed303 /tests/ui-fulldeps/issue-15924.rs | |
parent | Adding debian version 1.69.0+dfsg1-1. (diff) | |
download | rustc-631cd5845e8de329d0e227aaa707d7ea228b8f8f.tar.xz rustc-631cd5845e8de329d0e227aaa707d7ea228b8f8f.zip |
Merging upstream version 1.70.0+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/ui-fulldeps/issue-15924.rs')
-rw-r--r-- | tests/ui-fulldeps/issue-15924.rs | 53 |
1 files changed, 0 insertions, 53 deletions
diff --git a/tests/ui-fulldeps/issue-15924.rs b/tests/ui-fulldeps/issue-15924.rs deleted file mode 100644 index d8b3914d0..000000000 --- a/tests/ui-fulldeps/issue-15924.rs +++ /dev/null @@ -1,53 +0,0 @@ -// run-pass - -#![allow(unused_imports)] -#![allow(unused_must_use)] -// pretty-expanded FIXME #23616 - -use std::fmt; -use std::marker::PhantomData; - -trait Encoder { - type Error; -} - -trait Encodable<S: Encoder> { - fn encode(&self, s: &mut S) -> Result<(), S::Error>; -} - -impl<S: Encoder> Encodable<S> for i32 { - fn encode(&self, _s: &mut S) -> Result<(), S::Error> { - Ok(()) - } -} - -struct JsonEncoder<'a>(PhantomData<&'a mut ()>); - -impl Encoder for JsonEncoder<'_> { - type Error = (); -} - -fn encode_json<T: for<'r> Encodable<JsonEncoder<'r>>>( - object: &T, -) -> Result<String, ()> { - let s = String::new(); - { - let mut encoder = JsonEncoder(PhantomData); - object.encode(&mut encoder)?; - } - Ok(s) -} - -struct Foo<T: for<'a> Encodable<JsonEncoder<'a>>> { - v: T, -} - -impl<T: for<'a> Encodable<JsonEncoder<'a>>> Drop for Foo<T> { - fn drop(&mut self) { - encode_json(&self.v); - } -} - -fn main() { - let _ = Foo { v: 10 }; -} |