Rollup merge of #96701 - kraktus:alloc_example_2018_edition, r=Mark-Simulacrum

update `jemallocator` example to use 2018 edition import syntax
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Michael Goulet 2022-05-06 20:49:31 -07:00 committed by GitHub
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@ -42,8 +42,6 @@
//! [`GlobalAlloc`] trait. This type can be provided by an external library:
//!
//! ```rust,ignore (demonstrates crates.io usage)
//! extern crate jemallocator;
//!
//! use jemallocator::Jemalloc;
//!
//! #[global_allocator]