Closed
Description
Normally when a static variable has a recursive the definition, the compiler issues an error. However, if the static is used (and not just defined) rustc overflows its stack.
This program causes a stack overflow:
static FOO: uint = FOO * 1;
fn main() {
let x: [u8,..FOO];
} Stack trace:
#0 0x00007ffff64cc000 in rust_stack_exhausted () from /usr/local/lib/librustrt-4e7c5e5c.so
#1 0x00007ffff7546425 in __morestack () from /usr/local/lib/librustc-4e7c5e5c.so
#2 0x00007ffff6dd220d in middle::const_eval::eval_const_expr_partial::h11ede327256210699Mo () from /usr/local/lib/librustc-4e7c5e5c.so
....
#2586 0x00007ffff6dd220d in middle::const_eval::eval_const_expr_partial::h11ede327256210699Mo () from /usr/local/lib/librustc-4e7c5e5c.so
#2587 0x00007ffff7154294 in middle::typeck::astconv::ast_ty_to_ty::h12934078733027096147 () from /usr/local/lib/librustc-4e7c5e5c.so
#2588 0x00007ffff713ba14 in middle::typeck::check::GatherLocalsVisitor$LT$$x27a$C$$x20$x27tcx$GT$.Visitor$LT$$LP$$RP$$GT$::visit_local::hac083927a83885a8TnQ () from /usr/local/lib/librustc-4e7c5e5c.so
#2589 0x00007ffff713d7ca in visit::walk_block::h15602413499699722333 () from /usr/local/lib/librustc-4e7c5e5c.so
#2590 0x00007ffff713a453 in middle::typeck::check::check_fn::h1f6850cb24db919djvQ () from /usr/local/lib/librustc-4e7c5e5c.so
#2591 0x00007ffff71399c9 in middle::typeck::check::check_bare_fn::h83c6b77b92a9500dHkQ () from /usr/local/lib/librustc-4e7c5e5c.so
#2592 0x00007ffff7144a71 in middle::typeck::check::check_method_body::h87417f0ff66a2979R7Q () from /usr/local/lib/librustc-4e7c5e5c.so
#2593 0x00007ffff7132900 in middle::typeck::check::check_item::hf5c79816b6c27c066WQ () from /usr/local/lib/librustc-4e7c5e5c.so
#2594 0x00007ffff7134956 in visit::walk_item::h4472717221064912739 () from /usr/local/lib/librustc-4e7c5e5c.so
#2595 0x00007ffff71397a4 in middle::typeck::check::check_item_types::h792a27a56b24fe35GjQ () from /usr/local/lib/librustc-4e7c5e5c.so
#2596 0x00007ffff6b46246 in util::common::time::h7017450272318258908 () from /usr/local/lib/librustc-4e7c5e5c.so
#2597 0x00007ffff735eaa5 in middle::typeck::check_crate::hc8cbed21e0ad422eqOg () from /usr/local/lib/librustc-4e7c5e5c.so
#2598 0x00007ffff7422979 in driver::driver::phase_3_run_analysis_passes::ha948f4e333bb56e1bHu () from /usr/local/lib/librustc-4e7c5e5c.so
#2599 0x00007ffff741d43b in driver::driver::compile_input::h60c9b34042a1c1d73ru () from /usr/local/lib/librustc-4e7c5e5c.so
#2600 0x00007ffff74b326e in driver::run_compiler::h855c1a698770968a3dy () from /usr/local/lib/librustc-4e7c5e5c.so
#2601 0x00007ffff74b1475 in driver::main_args::closure.148494 () from /usr/local/lib/librustc-4e7c5e5c.so
#2602 0x00007ffff6b5ef38 in task::TaskBuilder$LT$S$GT$::try_future::closure.100359 () from /usr/local/lib/librustc-4e7c5e5c.so
#2603 0x00007ffff6b5ee43 in task::TaskBuilder$LT$S$GT$::spawn_internal::closure.100330 () from /usr/local/lib/librustc-4e7c5e5c.so
#2604 0x00007ffff68242f2 in task::spawn_opts::closure.8418 () from /usr/local/lib/libnative-4e7c5e5c.so
#2605 0x00007ffff652752c in rust_try_inner () from /usr/local/lib/librustrt-4e7c5e5c.so
#2606 0x00007ffff6527516 in rust_try () from /usr/local/lib/librustrt-4e7c5e5c.so
#2607 0x00007ffff64cc393 in unwind::try::h8584155988c4d0bcuId () from /usr/local/lib/librustrt-4e7c5e5c.so
#2608 0x00007ffff64cc22c in task::Task::run::h6c02ec598f069801fYc () from /usr/local/lib/librustrt-4e7c5e5c.so
#2609 0x00007ffff6824122 in task::spawn_opts::closure.8358 () from /usr/local/lib/libnative-4e7c5e5c.so
#2610 0x00007ffff64cddc3 in thread::thread_start::h964d785f09a9e637rid () from /usr/local/lib/librustrt-4e7c5e5c.so
#2611 0x00007ffff13dc0db in start_thread () from /lib64/libpthread.so.0
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