10. day: 15 bugs were removed (issues 4586, 4589, 4606, 5488,
8867, 13560, 15048, 17187, 18248, 18411, 19302, 19493, 19533,
20331, 20411)
Real fixes:
Issue 18248 - radix overload of std.conv.parse fails to throw on
non-empty range
without number
Issue 20331 - checkaction=context segfaults when calling function
literal