[Issue 21169] make checkedint as a drop-in replacement of native int/long

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=21169

Nathan S. <n8sh.secondary at hotmail.com> changed:

           What    |Removed                     |Added
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         Depends on|                            |18024


Referenced Issues:

https://issues.dlang.org/show_bug.cgi?id=18024
[Issue 18024] checkedint.Abort and checkedint.Warn should be @safe
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