[Issue 16352] New: dead-lock in std.allocator.free_list unittest

[via Digitalmars-d-bugs]

https://issues.dlang.org/show_bug.cgi?id=16352

          Issue ID: 16352
           Summary: dead-lock in std.allocator.free_list unittest
           Product: D
           Version: D2
          Hardware: x86_64
                OS: Linux
            Status: NEW
          Severity: normal
          Priority: P1
         Component: phobos
          Assignee: nobody at puremagic.com
          Reporter: code at dawg.eu

Don't have more information but a failed auto-tester run where this test didn't
complete within a minute (usually only takes a few ms).
https://auto-tester.puremagic.com/show-run.ghtml?projectid=14&runid=2129483&isPull=true

It was the release64 build that failed.
Commits:
dmd: 5a16fbbd9bcc65e52aabd517e6be8a77130cbc40
druntime: 0eade7404fa8bdea0d5088c3367eae7f7805ddce
phobos: 01eb06bb3897cd359d01a6c268785e5ee42789c0

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