)]}'
{
  "commit": "6fbe1f906e376b3496cc6acd5d7b8a4f2ca8ddbc",
  "tree": "eb10616ac820245a3f9eb9d86b9f56eddf11a1b2",
  "parents": [
    "37d8c78237e875355ffe36d6b2b33c29606a43fa"
  ],
  "author": {
    "name": "Martin Kustermann",
    "email": "kustermann@google.com",
    "time": "Sat Dec 05 09:50:25 2020 +0000"
  },
  "committer": {
    "name": "Martin Kustermann",
    "email": "kustermann@google.com",
    "time": "Sat Dec 05 09:50:25 2020 +0000"
  },
  "message": "[vm/concurrency] Guard against concurrent creation of implicit closure functions\n\nOnce we share the program structure across isoltes we have to guard\nagainst concurrent lazy creation of implicit closure functions.\n\nIssue https://github.com/dart-lang/sdk/issues/36097\n\nTEST\u003dTests using --enable-isolate-groups with JIT sharing.\n\nChange-Id: Ia8addf44106bea1b4777f5044c6c862cc76e354c\nReviewed-on: https://dart-review.googlesource.com/c/sdk/+/175067\nReviewed-by: Alexander Aprelev \u003caam@google.com\u003e\nReviewed-by: Ryan Macnak \u003crmacnak@google.com\u003e\nCommit-Queue: Martin Kustermann \u003ckustermann@google.com\u003e\n",
  "tree_diff": [
    {
      "type": "modify",
      "old_id": "f11ffea86d59fda290559741d2d0a24e2902fa9e",
      "old_mode": 33188,
      "old_path": "runtime/vm/object.cc",
      "new_id": "93529161fafd3809d3937b788fec86fce22b8d90",
      "new_mode": 33188,
      "new_path": "runtime/vm/object.cc"
    }
  ]
}