[Issue 18386] mixin ... isn't a template error when used in new scope

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=18386

Nick Treleaven <nick at geany.org> changed:

           What    |Removed                     |Added
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                 CC|                            |nick at geany.org

--- Comment #1 from Nick Treleaven <nick at geany.org> ---
Is a function allowed to return an `enum string`? Shouldn't you use one of
these:

string b(alias d)() {
    return `writeln("a");`;
}

enum string b(alias d) = `writeln("a");`;

I think this should be marked `accepts-invalid`.

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