Linker error

[ketmar via Digitalmars-d-learn]

On Friday, 10 June 2016 at 12:04:50 UTC, Chris wrote:
> I get the error below with code like this:
>
> auto res = ['1', '2'].map!(a => a.to!string);
>
> dmd 2.071.0
>
> What's wrong here? I import std.algorithm, std.range, 
> std.array, std.conv in the module.
>
> (.data._D65TypeInfo_xC3std5range10interfaces18__T10InputRangeTiZ10InputRange6__initZ+0x10): undefined reference to `_D64TypeInfo_C3std5range10interfaces18__T10InputRangeTiZ10InputRange6__initZ'
> collect2: error: ld returned 1 exit status

post the whole code and command line, please.

it looks like you doing separate compilation, and forgot to put 
something to command line, or there is some conflict between 
installed compiler versions (for example, dmd and ldc, and one 
somehow is trying to use libphobos from another).