Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Add -Z combine_cgu flag #75094

Merged
merged 1 commit into from
Sep 10, 2020
Merged

Add -Z combine_cgu flag #75094

merged 1 commit into from
Sep 10, 2020

Conversation

0dvictor
Copy link
Contributor

@0dvictor 0dvictor commented Aug 3, 2020

Introduce a compiler option to let rustc combines all regular CGUs into a single one at the end of compilation.

Part of Issue #64191

@rust-highfive
Copy link
Collaborator

r? @oli-obk

(rust_highfive has picked a reviewer for you, use r? to override)

@rust-highfive rust-highfive added the S-waiting-on-review Status: Awaiting review from the assignee but also interested parties. label Aug 3, 2020
@oli-obk
Copy link
Contributor

oli-obk commented Aug 3, 2020

@tmandry do you want to take this one?

@crlf0710 crlf0710 added S-waiting-on-review Status: Awaiting review from the assignee but also interested parties. and removed S-waiting-on-review Status: Awaiting review from the assignee but also interested parties. labels Aug 21, 2020
@bors
Copy link
Contributor

bors commented Aug 30, 2020

☔ The latest upstream changes (presumably #74862) made this pull request unmergeable. Please resolve the merge conflicts.

@oli-obk
Copy link
Contributor

oli-obk commented Sep 7, 2020

needs a rebase, too

@0dvictor
Copy link
Contributor Author

0dvictor commented Sep 9, 2020

Rebased.

Introduce a compiler option to let rustc combines all regular CGUs into
a single one at the end of compilation.

Part of Issue #64191
@oli-obk
Copy link
Contributor

oli-obk commented Sep 9, 2020

@bors r+

@bors
Copy link
Contributor

bors commented Sep 9, 2020

📌 Commit c81b43d has been approved by oli-obk

@bors bors added S-waiting-on-bors Status: Waiting on bors to run and complete tests. Bors will change the label on completion. and removed S-waiting-on-review Status: Awaiting review from the assignee but also interested parties. labels Sep 9, 2020
@bors
Copy link
Contributor

bors commented Sep 9, 2020

⌛ Testing commit c81b43d with merge c419cb607cfc568c4a2026dc5b9ce00c95384340...

@bors
Copy link
Contributor

bors commented Sep 9, 2020

💔 Test failed - checks-actions

@bors bors added S-waiting-on-review Status: Awaiting review from the assignee but also interested parties. and removed S-waiting-on-bors Status: Waiting on bors to run and complete tests. Bors will change the label on completion. labels Sep 9, 2020
@oli-obk
Copy link
Contributor

oli-obk commented Sep 9, 2020

cc @rust-lang/rustdoc looks some randomness in test output:

diff of stdout:

1	
2	running 2 tests
-	test $DIR/failed-doctest-output.rs - OtherStruct (line 21) ... FAILED
4	test $DIR/failed-doctest-output.rs - SomeStruct (line 11) ... FAILED
+	test $DIR/failed-doctest-output.rs - OtherStruct (line 21) ... FAILED
5	
6	failures:
7	

-	---- $DIR/failed-doctest-output.rs - OtherStruct (line 21) stdout ----
-	error[E0425]: cannot find value `no` in this scope
-	  --> $DIR/failed-doctest-output.rs:22:1
-	   |
-	LL | no
-	   | ^^ not found in this scope
-	
-	error: aborting due to previous error
-	
-	For more information about this error, try `rustc --explain E0425`.
-	Couldn't compile the test.
19	---- $DIR/failed-doctest-output.rs - SomeStruct (line 11) stdout ----
20	Test executable failed (exit code 101).
21	

30	note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace
31	
32	
+	---- $DIR/failed-doctest-output.rs - OtherStruct (line 21) stdout ----
+	error[E0425]: cannot find value `no` in this scope
+	  --> $DIR/failed-doctest-output.rs:22:1
+	   |
+	LL | no
+	   | ^^ not found in this scope
+	
+	error: aborting due to previous error
+	
+	For more information about this error, try `rustc --explain E0425`.
+	Couldn't compile the test.
33	
34	failures:
35	    $DIR/failed-doctest-output.rs - OtherStruct (line 21)

@oli-obk
Copy link
Contributor

oli-obk commented Sep 9, 2020

Since this PRs flag is disabled by default it can't be the cause of it

@bors retry

@bors bors added S-waiting-on-bors Status: Waiting on bors to run and complete tests. Bors will change the label on completion. and removed S-waiting-on-review Status: Awaiting review from the assignee but also interested parties. labels Sep 9, 2020
@mati865
Copy link
Contributor

mati865 commented Sep 9, 2020

It was #76442

bors added a commit to rust-lang-ci/rust that referenced this pull request Sep 9, 2020
Rollup of 14 pull requests

Successful merges:

 - rust-lang#75094 (Add `-Z combine_cgu` flag)
 - rust-lang#75984 (Improve unresolved use error message)
 - rust-lang#76141 (Address review comments about config.toml from rustc-dev-guide PR)
 - rust-lang#76313 (Improved the MIR spanview output)
 - rust-lang#76430 (Add align to rustc-attrs unstable book)
 - rust-lang#76465 (Add a script to automatically update Rust/Clang versions in documentation)
 - rust-lang#76473 (Add missed spaces to GCC-WARNING.txt)
 - rust-lang#76481 (Convert repetitive target_pointer_width checks to const solution.)
 - rust-lang#76493 (Remove a stray ignore-tidy-undocumented-unsafe)
 - rust-lang#76504 (Capitalize safety comments)
 - rust-lang#76515 (SessionDiagnostic: Fix non-determinism in generated format string.)
 - rust-lang#76516 (Enable GitHub Releases synchronization)
 - rust-lang#76522 (remove redundant clones)
 - rust-lang#76523 (Remove unused PlaceContext::NonUse(NonUseContext::Coverage))

Failed merges:

r? `@ghost`
@bors bors merged commit 07dbe49 into rust-lang:master Sep 10, 2020
@rustbot rustbot added this to the 1.48.0 milestone Sep 10, 2020
@0dvictor 0dvictor deleted the cgu branch October 26, 2020 10:56
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment
Labels
S-waiting-on-bors Status: Waiting on bors to run and complete tests. Bors will change the label on completion.
Projects
None yet
Development

Successfully merging this pull request may close these issues.

8 participants