http://bugzilla.gdcproject.org/show_bug.cgi?id=49
--- Comment #5 from Iain Buclaw <ibuc...@gdcproject.org> 2013-04-09 13:16:47
UTC ---
(In reply to comment #2)
> (In reply to comment #0)
> > test.d:
> >
> > template Tuple(Stuff ...) {
> > alias Stuff Tuple;
> > }
> > struct S {
> > int i;
> > alias Tuple!i t;
> > void a() {
> > auto x = t;
> > }
> > void b() {
> > auto x = t;
> > }
> > }
>
>
> Tracked down to the following:
>
> void a() {
> // OK: 'this' has decl context of 'a'
> (int) x = tuple(this.i);
> }
>
> void b() {
> // WRONG: 'this' has decl context of 'a'
> (int) x = tuple(this.i);
> }
Looks like TupleExp's are cached and re-used. This is why when the
TupleExp::semantic ran in b() has a parent of 'a'
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