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Make sure classes with dtors are still sendable (but not copyable)

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This commit is contained in:
Tim Chevalier 2012-06-01 19:54:16 -07:00
parent 475013fcb6
commit 79787833bb
1 changed files with 5 additions and 1 deletions
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6
src/rustc/middle/ty.rs
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@ -1340,6 +1340,10 @@ fn remove_implicit(k: kind) -> kind {
k - kind_(KIND_MASK_IMPLICIT)
}
fn remove_copyable(k: kind) -> kind {
k - kind_(KIND_MASK_COPY)
}
impl operators for kind {
fn &(other: kind) -> kind {
lower_kind(self, other)
@ -1508,7 +1512,7 @@ fn type_kind(cx: ctxt, ty: t) -> kind {
// ...but classes with dtors are never copyable (they can be
// sendable)
if ty::has_dtor(cx, did) {
lowest = lower_kind(lowest, kind_noncopyable());
lowest = remove_copyable(lowest);
}
lowest
}