Fix Once perf regression #54662
Merged
Fix Once perf regression #54662
Conversation
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Because `call_once` is generic, but `is_completed` is not, we need `#[inline]` annotation to allow LLVM to inline `is_completed` into `call_once` in downstream crates.
|
(rust_highfive has picked a reviewer for you, use r? to override) |
rust-highfive
added
the
S-waiting-on-review
|
@bors: r+ |
|
📌 Commit f8e9d2f has been approved by |
bors
added
S-waiting-on-bors
bors
added a commit
that referenced
this pull request
Oct 1, 2018
Fix Once perf regression Because `call_once` is generic, but `is_completed` is not, we need `#[inline]` annotation to allow LLVM to inline `is_completed` into `call_once` in downstream crates. cc https://github.com/rust-lang/rust/pull/53027/files#r221418859
|
☀️ Test successful - status-appveyor, status-travis |
# for free
to join this conversation on GitHub.
Already have an account?
# to comment
Add this suggestion to a batch that can be applied as a single commit.
This suggestion is invalid because no changes were made to the code.
Suggestions cannot be applied while the pull request is closed.
Suggestions cannot be applied while viewing a subset of changes.
Only one suggestion per line can be applied in a batch.
Add this suggestion to a batch that can be applied as a single commit.
Applying suggestions on deleted lines is not supported.
You must change the existing code in this line in order to create a valid suggestion.
Outdated suggestions cannot be applied.
This suggestion has been applied or marked resolved.
Suggestions cannot be applied from pending reviews.
Suggestions cannot be applied on multi-line comments.
Suggestions cannot be applied while the pull request is queued to merge.
Suggestion cannot be applied right now. Please check back later.
Because
call_onceis generic, butis_completedis not, we need#[inline]annotation to allow LLVM to inlineis_completedintocall_oncein downstream crates.cc https://github.com/rust-lang/rust/pull/53027/files#r221418859