[Issue 3834] New: forward reference in templated class
d-bugmail at puremagic.com
d-bugmail at puremagic.com
Thu Feb 18 13:00:54 PST 2010
http://d.puremagic.com/issues/show_bug.cgi?id=3834
Summary: forward reference in templated class
Product: D
Version: 2.040
Platform: Other
OS/Version: Windows
Status: NEW
Severity: normal
Priority: P2
Component: DMD
AssignedTo: nobody at puremagic.com
ReportedBy: bearophile_hugs at eml.cc
--- Comment #0 from bearophile_hugs at eml.cc 2010-02-18 13:00:53 PST ---
class Foo(T) {
Node!T head;
class Node(T) {}
}
void main() {
auto f = new Foo!int;
}
dmd prints:
test.d(2): Error: template instance Node!(int) forward references template
declaration Node(T)
test.d(2): Error: Node!(int) is used as a type
test.d(2): Error: variable test.Foo!(int).Foo.head voids have no value
test.d(6): Error: template instance test.Foo!(int) error instantiating
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