digitalmars.D.bugs - [Issue 14737] New: [2.068 beta] Array concatenation fails in enum
- via Digitalmars-d-bugs (41/41) Jun 25 2015 https://issues.dlang.org/show_bug.cgi?id=14737
https://issues.dlang.org/show_bug.cgi?id=14737 Issue ID: 14737 Summary: [2.068 beta] Array concatenation fails in enum declaration Product: D Version: D2 Hardware: x86_64 OS: Linux Status: NEW Keywords: industry, rejects-valid Severity: regression Priority: P1 Component: dmd Assignee: nobody puremagic.com Reporter: briancschott gmail.com ``` private struct S { int a; int b; int c; } void main() { import std.traits:FieldNameTuple; enum string[2] a = ["d", "e"]; enum b = [FieldNameTuple!S] ~ a; string[2] a2 = ["c", "d"]; auto b2 = [FieldNameTuple!S] ~ a2; } ``` With 2.067.1 this fails with the following error: test.d(16): Error: e2ir: cannot cast ["a", "b", "c"] of type string[] to type string[2] That's a bug, but at least the enum case was allowed to compile. With 2.068.0-b1, it fails with this error: test.d(12): Error: cannot cast expression ["a", "b", "c"] of type string[] to string[2] test.d(16): Error: cannot cast expression ["a", "b", "c"] of type string[] to string[2] --
Jun 25 2015