[Issue 17787] Add a BetterC predefined version so libraries can adapt

[via Digitalmars-d-bugs]

https://issues.dlang.org/show_bug.cgi?id=17787

Walter Bright <bugzilla at digitalmars.com> changed:

           What    |Removed                     |Added
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                 CC|                            |bugzilla at digitalmars.com

--- Comment #1 from Walter Bright <bugzilla at digitalmars.com> ---
https://github.com/dlang/dmd/pull/7132

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