ICE when a static is a reference to an extern static

[jackheizer]

Input

extern "C" {
        static TEST: libc::c_int;
}
static TEST2: &'static libc::c_int = &TEST;

Output

error: internal compiler error: unexpected failure
note: the compiler hit an unexpected failure path. this is a bug.
note: we would appreciate a bug report: http://doc.rust-lang.org/complement-bugreport.html
note: run with `RUST_BACKTRACE=1` for a backtrace
task 'rustc' failed at 'expected item, found foreign item TEST::TEST (id=6)', /Users/rustbuild/src/rust-buildbot/slave/nightly-mac/build/src/libsyntax/ast_map/mod.rs:278

stack backtrace:
   1:        0x10b1f2b55 - rt::backtrace::imp::write::h62d0bebd377f16937iq
   2:        0x10b1f5d13 - failure::on_fail::h5393f2e9d64b17dcCzq
   3:        0x10b4b5ee5 - unwind::begin_unwind_inner::h7c6fecebc6991c8bS5d
   4:        0x10b4b5b1b - unwind::begin_unwind_fmt::h227376fe1e021a36n3d
   5:        0x1091a3e98 - ast_map::Map::expect_item::h442609fa0ea2d4a0ILy
   6:        0x107f6474c - middle::check_const::CheckItemRecursionVisitor<'a>.Visitor<(*>::visit_expr::h3b3433ca38490a98DNl
   7:        0x107f63511 - middle::check_const::CheckItemRecursionVisitor<'a>.Visitor<(*>::visit_item::h509cf80ea9869588IMl
   8:        0x107f5e520 - middle::check_const::check_item::h1ea4be8296e1fec8itl
   9:        0x107f6192f - middle::check_const::check_crate::h3ed5c96f60e762fbTsl
  10:        0x107d25566 - util::common::time::h8826072899363796710
  11:        0x1085b6a9c - driver::driver::phase_3_run_analysis_passes::h5ac71b7cb91eaab7XFw
  12:        0x1085b1a83 - driver::driver::compile_input::h7da196e0639e9204csw
  13:        0x108656437 - driver::run_compiler::hda9adb2662da5f07rWz
  14:        0x108654bb6 - driver::main_args::closure.136131
  15:        0x108666b0b - task::TaskBuilder<S>::try_future::closure.137292
  16:        0x108666a15 - task::TaskBuilder<S>::spawn_internal::closure.137269
  17:        0x107cd178c - task::spawn_opts::closure.8415
  18:        0x10b51b22c - rust_try_inner
  19:        0x10b51b216 - rust_try
  20:        0x10b4b32bb - unwind::try::h5982dbe8fdfe64a5nUd
  21:        0x10b4b305b - task::Task::run::h1c9de674e75b1485v2c
  22:        0x107cd15ea - task::spawn_opts::closure.8360
  23:        0x10b4b4e76 - thread::thread_start::hf75b60e3600e3439Fqd
  24:     0x7fff968ed899 - _pthread_body
  25:     0x7fff968ed72a - _pthread_struct_init

Version

rustc 0.12.0-pre-nightly (e189122e9 2014-08-13 00:41:22 +0000)

[sanxiyn]

This seems fixed by #18279.

@sanxiyn Indeed, thanks! We already have a test in this vein so I'm going to close this.