internal compiler error: literals of different types in range pat

[steveklabnik]

code:

fn main() {
    let i = 5;
    let index = 6;

    match i {
        0...index => println!("winner"),
        _ => println!("hello"),
    }
}

backtrace:

$ RUST_BACKTRACE=1 rustc hello.rs 
hello.rs:6:13: 6:18 error: paths in constants may only refer to constants or functions [E0014]
hello.rs:6         0...index => println!("winner"),
                       ^~~~~
hello.rs:6:13: 6:18 help: run `rustc --explain E0014` to see a detailed explanation
hello.rs:6:13: 6:18 error: non-constant path in constant expr
hello.rs:6         0...index => println!("winner"),
                       ^~~~~
hello.rs:6:9: 6:13 error: internal compiler error: literals of different types in range pat
hello.rs:6         0...index => println!("winner"),
                   ^~~~
note: the compiler unexpectedly panicked. this is a bug.
note: we would appreciate a bug report: https://github.com/rust-lang/rust/blob/master/CONTRIBUTING.md#bug-reports
thread 'rustc' panicked at 'Box<Any>', ../src/libsyntax/diagnostic.rs:176

stack backtrace:
   1:     0x7f9d70393719 - sys::backtrace::write::h0942de78b6c02817K8r
   2:     0x7f9d7039b5a6 - panicking::on_panic::h3f23f9d0b5f4c91bu9w
   3:     0x7f9d7036168e - rt::unwind::begin_unwind_inner::h2844b8c5e81e79558Bw
   4:     0x7f9d6d36f717 - rt::unwind::begin_unwind::h18145712027808195836
   5:     0x7f9d6d36f6d6 - diagnostic::SpanHandler::span_bug::h8e44e4841a51abaeu0A
   6:     0x7f9d6e250e03 - session::Session::span_bug::h40e3119864c3d8a1K2v
   7:     0x7f9d6e354b0e - middle::check_const::CheckCrateVisitor<'a, 'tcx>.Visitor<'v>::visit_pat::h6220fb348036755bh2f
   8:     0x7f9d6e35b9de - visit::walk_arm::h9955704895933812950
   9:     0x7f9d6e35b7f9 - visit::walk_expr::h7697329746255857751
  10:     0x7f9d6e353690 - middle::check_const::CheckCrateVisitor<'a, 'tcx>.Visitor<'v>::visit_expr::h5783870ff6525954l6f
  11:     0x7f9d6e35543a - middle::check_const::CheckCrateVisitor<'a, 'tcx>.Visitor<'v>::visit_block::h2558554741ed8af783f
  12:     0x7f9d6e3541a9 - middle::check_const::CheckCrateVisitor<'a, 'tcx>::fn_like::closure.85964
  13:     0x7f9d6e353df4 - middle::check_const::CheckCrateVisitor<'a, 'tcx>::fn_like::hc56dcd308c93859dAMf
  14:     0x7f9d6e358987 - visit::walk_item::h14267295391074712870
  15:     0x7f9d6e3585d0 - middle::check_const::CheckCrateVisitor<'a, 'tcx>.Visitor<'v>::visit_item::hbb7119ce9457c5c8NWf
  16:     0x7f9d6e36158a - middle::check_const::check_crate::hcb43feb691c60b59xDg
  17:     0x7f9d708de050 - driver::phase_3_run_analysis_passes::closure.20596
  18:     0x7f9d708bce05 - middle::ty::ctxt<'tcx>::create_and_enter::h9049188843559879450
  19:     0x7f9d708b7f5d - driver::phase_3_run_analysis_passes::h10313786347949334605
  20:     0x7f9d7089b676 - driver::compile_input::h68da15dd21986404Tba
  21:     0x7f9d70a067eb - run_compiler::h707077bbe9100331Obc
  22:     0x7f9d70a040b7 - boxed::F.FnBox<A>::call_box::h6790869519760498004
  23:     0x7f9d70a03b24 - rt::unwind::try::try_fn::h1844525071116418565
  24:     0x7f9d7039b148 - __rust_try
  25:     0x7f9d70387a62 - rt::unwind::try::inner_try::h45702ba1ad1620941xw
  26:     0x7f9d70a03cb8 - boxed::F.FnBox<A>::call_box::h11351074772415591031
  27:     0x7f9d7039a593 - sys::thread::Thread::new::thread_start::h66ead7b2912d4f30OHv
  28:     0x7f9d69fae0a3 - start_thread
  29:     0x7f9d7001d04c - clone
  30:                0x0 - <unknown>

rustc:

rustc 1.4.0-nightly (e35fd7481 2015-08-17)

[emoon]

As of rustc 1.4.0-beta.3 (20eba40 2015-10-16) this doesn't seem to ICE anymore.