3.3 KiB
3.3 KiB
Changelog
All notable changes to bootstrap will be documented in this file.
The format is based on Keep a Changelog.
[Changes since the last major version]
llvm-libunwind
now acceptsin-tree
(formerly true),system
orno
(formerly false) #77703
Non-breaking changes
x.py check
needs opt-in to check tests (--all-targets) #77473- The default bootstrap profiles are now located at
bootstrap/defaults/config.$PROFILE.toml
(previously they were located atbootstrap/defaults/config.toml.$PROFILE
) #77558 - If you have Rust already installed,
x.py
will now infer the host target from the default rust toolchain. #78513
[Version 2] - 2020-09-25
host
now defaults to the value ofbuild
in all cases- Previously
host
defaulted to an empty list whentarget
was overridden, and tobuild
otherwise
- Previously
Non-breaking changes
- Add
x.py setup
#76631 - Add a changelog for x.py #76626
- Optionally, download LLVM from CI on Linux and NixOS. This can be enabled with
download-ci-llvm = true
under[llvm]
. - Distribute rustc sources as part of
rustc-dev
#76856 - Make the default stage for x.py configurable #76625. This can be enabled with
build-stage = N
,doc-stage = N
, etc. - Add a dedicated debug-logging option #76588. Previously,
debug-logging
could only be set withdebug-assertions
, slowing down the compiler more than necessary. - Add sample defaults for x.py #76628
- Add
--keep-stage-std
, which behaves likekeep-stage
but allows the stage 0 compiler artifacts (i.e., stage1/bin/rustc) to be rebuilt if changed #77120.
[Version 1] - 2020-09-11
This is the first changelog entry, and it does not attempt to be an exhaustive list of features in x.py. Instead, this documents the changes to bootstrap in the past 2 months.
- Improve defaults in
x.py
#73964 (see blog post for details) - Set
ninja = true
by default #74922 - Avoid trying to inversely cross-compile for build triple from host triples #76415
- Allow blessing expect-tests in tools #75975
x.py check
checks tests/examples/benches #76258- Fix
rust.use-lld
when linker is not set #76326 - Build tests with LLD if
use-lld = true
was passed #76378