gistfile1.txt

Reading symbols for shared libraries .. done
Function "upcall_fail" not defined.
Breakpoint 1 (upcall_fail) pending.
Reading symbols for shared libraries ......+.......................... done
Breakpoint 1 at 0x101e54351: file /Users/etryzelaar/Projects/rust/rust/src/rt/rust_upcall.cpp, line 96.
Pending breakpoint 1 - "upcall_fail" resolved
type t = (uint, uint);
fn serialize_t<__S: std::serialization::serializer>(&&__s: __S, &&__v: t) {
    match 
[Switching to process 14285 thread 0x2603]

Breakpoint 1, upcall_fail (expr=0x100b58e50 "Assertion arm.body.node.stmts.is_empty() failed", file=0x100b58cc0 "/Users/etryzelaar/Projects/rust/rust/src/libsyntax/print/pprust.rs", line=1165) at /Users/etryzelaar/Projects/rust/rust/src/rt/rust_upcall.cpp:96
96	    rust_task *task = rust_get_current_task();
Current language:  auto; currently c++
#0  upcall_fail (expr=0x100b58e50 "Assertion arm.body.node.stmts.is_empty() failed", file=0x100b58cc0 "/Users/etryzelaar/Projects/rust/rust/src/libsyntax/print/pprust.rs", line=1165) at /Users/etryzelaar/Projects/rust/rust/src/rt/rust_upcall.cpp:96
#1  0x0000000100a5b168 in print::pprust::print_expr::_e7dc6b76e85fe2fc::_03 ()
#2  0x0000000100b2dae5 in __morestack ()
Previous frame inner to this frame (gdb could not unwind past this frame)

test.rs

#[auto_serialize]
type t = (uint, uint);

fn main() { }