[Issue 19617] [REG 2.085a] Much slower GC compared to 2.084

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=19617

Basile-z <b2.temp at gmx.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
          Component|dmd                         |druntime
           Hardware|x86_64                      |All
            Summary|[REG 2.085a] Much slower    |[REG 2.085a] Much slower GC
                   |code compared to 2.084      |compared to 2.084
                 OS|Linux                       |All

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