rt127306.diff

diff --git a/src/vm/moar/Perl6/Ops.nqp b/src/vm/moar/Perl6/Ops.nqp
index 2696e24..ef70972 100644
--- a/src/vm/moar/Perl6/Ops.nqp
+++ b/src/vm/moar/Perl6/Ops.nqp
@@ -605,6 +605,12 @@ $ops.add_hll_op('perl6', 'p6typecheckrv', -> $qastcomp, $op {
                 $type := $type.HOW.base_type($type);
             }
 
+            # A type capture
+            if $type.HOW.archetypes.generic {
+                $type := $type.HOW.instantiate_generic($type, nqp::ctxcaller(nqp::ctx()));
+                nqp::say($type.HOW.name($type));
+            }
+
             my @ops;
             my $value_res   := $qastcomp.as_mast($op[0], :want($MVM_reg_obj));
             my $type_res    := $qastcomp.as_mast(QAST::WVal.new( :value($type) ), :want($MVM_reg_obj));