https://issues.dlang.org/show_bug.cgi?id=19059
--- Comment #5 from Hiroki Noda <kub...@gmail.com> --- I am concerned about (2) and (3), is this behavior confusing with the use of std.conv. octal? --- assert(010 == 10); // Error: octal literals 010 are no longer supported, use std.conv.octal!10 instead assert(019 == 19); // Error: radix 8 digit expected, not 9 // Error: octal literals 021 are no longer supported, use std.conv.octal!21 instead --