From cc394095934e82845328fdcff65953417015a4d4 Mon Sep 17 00:00:00 2001 From: Pietro Albini Date: Mon, 24 Aug 2020 15:57:21 +0200 Subject: [PATCH] releases: include last-minute compatibility notes for 1.46.0 --- RELEASES.md | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/RELEASES.md b/RELEASES.md index b3d8c2f65f6..37aed773545 100644 --- a/RELEASES.md +++ b/RELEASES.md @@ -68,7 +68,19 @@ Compatibility Notes - [Rustc now correctly relates the lifetime of an existential associated type.][71896] This fixes some edge cases where `rustc` would erroneously allow you to pass a shorter lifetime than expected. +- [Rustc now dynamically links to `libz` (also called `zlib`) on Linux.][74420] + The library will need to be installed for `rustc` to work, even though we + expect it to be already available on most systems. +- [Tests annotated with `#[should_panic]` are broken on ARMv7 while running + under QEMU.][74820] +- [Pretty printing of some tokens in procedural macros changed.][75453] The + exact output returned by rustc's pretty printing is an unstable + implementation detail: we recommend any macro relying on it to switch to a + more robust parsing system. +[75453]: https://github.com/rust-lang/rust/issues/75453/ +[74820]: https://github.com/rust-lang/rust/issues/74820/ +[74420]: https://github.com/rust-lang/rust/issues/74420/ [74109]: https://github.com/rust-lang/rust/pull/74109/ [74150]: https://github.com/rust-lang/rust/pull/74150/ [73862]: https://github.com/rust-lang/rust/pull/73862/