• d-bugmail puremagic.com (40/40) Jul 23 2013 http://d.puremagic.com/issues/show_bug.cgi?id=10705

d-bugmail puremagic.com writes:

http://d.puremagic.com/issues/show_bug.cgi?id=10705

           Summary: recursive alias declaration
           Product: D
           Version: D2
          Platform: All
        OS/Version: All
            Status: NEW
          Severity: normal
          Priority: P2
         Component: DMD
        AssignedTo: nobody puremagic.com
        ReportedBy: rswhite4 googlemail.com



----
import std.stdio;

struct Rect(T) {
public:
    bool intersects(ref const Rect!T rhs, ShortRect* overlap = null) 
{
        return false;
    }
}

alias FloatRect = Rect!float;
alias ShortRect = Rect!short;

void main() {

}
----

print:
tpl_bug.d(11): Error: alias tpl_bug.ShortRect recursive alias 
declaration
tpl_bug.d(11): Error: template instance tpl_bug.Rect!(short) 
error instantiating
tpl_bug.d(10): Error: template instance tpl_bug.Rect!(float) 
error instantiating

dmd 2.063.2, Windows

Seems the Compiler is a bit confused. If I change 'ShortRect' to 'Rect!short'
or 'Rect!T' everything works fine.

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