bump bootstrap compiler to 1.55

This commit is contained in:
Pietro Albini 2021-07-30 14:46:56 +02:00 committed by Mark Rousskov
parent c9e45e47d5
commit 2f315b82af

View file

@ -1,5 +1,3 @@
#![cfg_attr(bootstrap, allow(rustc::default_hash_types))]
use std::borrow::Cow;
use std::collections::BTreeMap;