8263303: C2 compilation fails with assert(found_sfpt) failed: no node in loop that's not input to safepoint

[TheRealMDoerr]

Backport of JDK-8263303.

---

Progress

• Change must not contain extraneous whitespace
• Commit message must refer to an issue
• Change must be properly reviewed

Issue

• JDK-8263303: C2 compilation fails with assert(found_sfpt) failed: no node in loop that's not input to safepoint

Reviewers

• Roland Westrelin (@rwestrel - Reviewer)

Reviewing

Using git

Checkout this PR locally:
$ git fetch https://git.openjdk.java.net/jdk11u-dev pull/339/head:pull/339
$ git checkout pull/339

Update a local copy of the PR:
$ git checkout pull/339
$ git pull https://git.openjdk.java.net/jdk11u-dev pull/339/head

Using Skara CLI tools

Checkout this PR locally:
$ git pr checkout 339

View PR using the GUI difftool:
$ git pr show -t 339

Using diff file

Download this PR as a diff file:
https://git.openjdk.java.net/jdk11u-dev/pull/339.diff

[bridgekeeper]

👋 Welcome back mdoerr! A progress list of the required criteria for merging this PR into master will be added to the body of your pull request. There are additional pull request commands available for use with this pull request.

[openjdk]

This backport pull request has now been updated with issue from the original commit.

[mlbridge]

Webrevs

• 00: Full (619bbef0)

[rwestrel]

I believe this one introduced a regression: https://bugs.openjdk.java.net/browse/JDK-8268672 so I would suggest not pushing it until the regression fix is ready as well.

[openjdk]

@TheRealMDoerr This change now passes all automated pre-integration checks.

After integration, the commit message for the final commit will be:

8263303: C2 compilation fails with assert(found_sfpt) failed: no node in loop that's not input to safepoint

Reviewed-by: roland

You can use pull request commands such as /summary, /contributor and /issue to adjust it as needed.

At the time when this comment was updated there had been 1 new commit pushed to the master branch:

• 4af62d8: 8250863: Build error with GCC 10 in NetworkInterface.c and k_standard.c

Please see this link for an up-to-date comparison between the source branch of this pull request and the master branch.
As there are no conflicts, your changes will automatically be rebased on top of these commits when integrating. If you prefer to avoid this automatic rebasing, please check the documentation for the /integrate command for further details.

➡️ To integrate this PR with the above commit message to the master branch, type /integrate in a new comment.

[TheRealMDoerr]

Thanks for the review. Dependent PR is ready: #341

[TheRealMDoerr]

/integrate

[openjdk]

Going to push as commit 625690e.
Since your change was applied there have been 9 commits pushed to the master branch:

• 977ca31: 8273671: Backport of 8260616 misses one JNF header inclusion removal
• 59f0ea3: 8213301: Fix legal headers in jdk logging tests
• dc43ace: 8213328: Update test copyrights in test/java/util/zip and test/jdk/tools
• 1d09112: 8213306: Fix legal headers in test/java/nio
• 97d37b8: 8213305: Fix legal headers in test/java/math
• 77bbf1e: 8213296: Fix legal headers in test/jdk/java/net
• 124f3ac: 8211227: Inconsistent TLS protocol version in debug output
• 74eed68: 8228442: DHKeyExchange/LegacyDHEKeyExchange.java failed due to "SSLException: An established connection was aborted by the software in your host machine"
• 4af62d8: 8250863: Build error with GCC 10 in NetworkInterface.c and k_standard.c

Your commit was automatically rebased without conflicts.

[openjdk]

@TheRealMDoerr Pushed as commit 625690e.

💡 You may see a message that your pull request was closed with unmerged commits. This can be safely ignored.