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Fix bind to work with boxed arguments with type parameters.

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This still doesn't work with bare fn arguments with type parameters.
This commit is contained in:
Michael Sullivan 2011-07-08 14:10:15 -05:00 committed by Brian Anderson
parent 15a670a1b1
commit 0beb271d8c
1 changed files with 6 additions and 2 deletions
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8
src/comp/middle/trans.rs
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@ -5525,8 +5525,12 @@ fn trans_bind_thunk(&@local_ctxt cx, &span sp, &ty::t incoming_fty,
bcx = copy_ty(bcx, val, e_ty).bcx;
val = bcx.build.Load(val);
}
} else if (ty::type_contains_params(cx.ccx.tcx, out_arg.ty)) {
assert (out_arg.mode != ty::mo_val);
}
// If the type is parameterized, then we need to cast the
// type we actually have to the parameterized out type.
if (ty::type_contains_params(cx.ccx.tcx, out_arg.ty)) {
// FIXME: (#642) This works for boxes and alias params
// but does not work for bare functions.
val = bcx.build.PointerCast(val, llout_arg_ty);
}
llargs += ~[val];