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rustc: Make type_is_pod class-aware

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Patrick Walton 2012-05-17 17:20:58 -07:00
parent 7f45ba4744
commit 37abcda42b
1 changed files with 7 additions and 0 deletions
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7
src/rustc/middle/ty.rs
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@ -1686,6 +1686,13 @@ fn type_is_pod(cx: ctxt, ty: t) -> bool {
ty_constr(subt, _) { result = type_is_pod(cx, subt); }
ty_param(_, _) { result = false; }
ty_opaque_closure_ptr(_) { result = true; }
ty_class(did, substs) {
result = vec::any(lookup_class_fields(cx, did)) { |f|
let fty = ty::lookup_item_type(cx, f.id);
let sty = subst(cx, substs, fty.ty);
type_is_pod(cx, sty)
};
}
_ { cx.sess.bug("unexpected type in type_is_pod"); }
}