[Issue 21293] dtoh: segfault when encountering opaque enum

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=21293

Jacob Carlborg <doob at me.com> changed:

           What    |Removed                     |Added
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            Summary|dtoh: segfault when         |dtoh: segfault when
                   |building cxx-headers on     |encountering opaque enum
                   |MacOS                       |

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