From 3dbdccc6a9c1ead58325d415381b25c676386c34 Mon Sep 17 00:00:00 2001 From: "Zack M. Davis" Date: Sat, 10 Mar 2018 16:23:28 -0800 Subject: stabilize `#[must_use]` for functions and must-use operators This is in the matter of RFC 1940 and tracking issue #43302. --- src/liballoc/lib.rs | 2 +- src/liballoc/tests/slice.rs | 1 + 2 files changed, 2 insertions(+), 1 deletion(-) (limited to 'src/liballoc') diff --git a/src/liballoc/lib.rs b/src/liballoc/lib.rs index 021395d0c82..fa74352c23c 100644 --- a/src/liballoc/lib.rs +++ b/src/liballoc/lib.rs @@ -96,7 +96,7 @@ #![feature(dropck_eyepatch)] #![feature(exact_size_is_empty)] #![feature(fmt_internals)] -#![feature(fn_must_use)] +#![cfg_attr(stage0, feature(fn_must_use))] #![feature(from_ref)] #![feature(fundamental)] #![feature(lang_items)] diff --git a/src/liballoc/tests/slice.rs b/src/liballoc/tests/slice.rs index 99d9c51efc7..6fd0b33f02a 100644 --- a/src/liballoc/tests/slice.rs +++ b/src/liballoc/tests/slice.rs @@ -1282,6 +1282,7 @@ fn test_box_slice_clone() { } #[test] +#[allow(unused_must_use)] // here, we care about the side effects of `.clone()` #[cfg_attr(target_os = "emscripten", ignore)] fn test_box_slice_clone_panics() { use std::sync::Arc; -- cgit 1.4.1-3-g733a5