using resources as explicit type argument yields ICE

[nikomatsakis]

I have no idea what's going on here, but it has something to do with using a resource as the type argument to foo():

resource r(_i: uint) {
}

fn foo<T>() {
}

fn main() {
    foo::<r>();
}

yields the following

Running /usr/local/bin/rustc:
rust: upcall fail 'option none', ../src/libcore/option.rs:34
0   librustrt.dylib                     0x00000001074229f9 __morestack + 9�
error: internal compiler error unexpected failure
note: The compiler hit an unexpected failure path. This is a bug. Try running with RUST_LOG=rustc=0,::rt::backtrace to get further details and report the results to github.com/mozilla/rust/issues
rust: upcall fail 'explicit failure', ../src/comp/driver/rustc.rs:176
0   librustrt.dylib                     0x00000001074229f9 __morestack + 9�
rust: domain main @0x7fb80301dc00 root task failed