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view tests/mini/classes9.d @ 954:e048e36bc155
Added support for using a temporary to implement emulated ABI return from inline asm, could be easier to use, but I think this will do. It's so extremely target dependent in any case that doing a completely generic approach seems hard.
author | Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> |
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date | Sat, 14 Feb 2009 15:25:48 +0100 |
parents | 1bb99290e03a |
children |
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module classes9; class C { } class D : C { } class E { } class F : E { } void main() { { D d = new D; { C c = d; assert(c !is null); D d2 = cast(D)c; assert(d2 !is null); E e = cast(E)d; assert(e is null); F f = cast(F)d; assert(f is null); } } { F f = new F; { E e = f; assert(e !is null); F f2 = cast(F)e; assert(f2 !is null); C c = cast(C)f; assert(c is null); D d2 = cast(D)f; assert(d2 is null); } } }