[Issue 19584] Illegal optimization: Shift-or -> imul

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=19584

Basile B. <b2.temp at gmx.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |b2.temp at gmx.com
           Severity|major                       |regression

--- Comment #2 from Basile B. <b2.temp at gmx.com> ---
It's a regression introduced in dmd 2.064. See https://run.dlang.io/is/fOZ7zl.

Likely culprit commit : https://github.com/dlang/dmd/pull/2333/files

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