Closed
Description
Might be related to #49230.
Code
Command: rustc --crate-type lib ice.rs
extern "C" {
static FOO: [usize; usize::MAX];
}Meta
rustc --version --verbose:
rustc 1.60.0-nightly (734368a20 2022-02-07)
binary: rustc
commit-hash: 734368a200904ef9c21db86c595dc04263c87be0
commit-date: 2022-02-07
host: x86_64-unknown-linux-gnu
release: 1.60.0-nightly
LLVM version: 13.0.0
Error output
warning: static is never used: `FOO`
--> maxice.rs:2:5
|
2 | static FOO: [usize; usize::MAX];
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
= note: `#[warn(dead_code)]` on by default
warning: 1 warning emitted
error: internal compiler error: generic static must be rejected
--> maxice.rs:2:5
|
2 | static FOO: [usize; usize::MAX];
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
= note: delayed at compiler/rustc_typeck/src/check/check.rs:417:22
error: internal compiler error: unexpected panic
note: the compiler unexpectedly panicked. this is a bug.
note: we would appreciate a bug report: https://github.com/rust-lang/rust/issues/new?labels=C-bug%2C+I-ICE%2C+T-compiler&template=ice.md
note: rustc 1.60.0-nightly (734368a20 2022-02-07) running on x86_64-unknown-linux-gnu
note: compiler flags: --crate-type lib
query stack during panic:
end of query stack
Backtrace
thread 'rustc' panicked at 'no errors encountered even though `delay_span_bug` issued', compiler/rustc_errors/src/lib.rs:1176:13
stack backtrace:
0: 0x7f91ad32195c - std::backtrace_rs::backtrace::libunwind::trace::hc5a503817bd73289
at /rustc/734368a200904ef9c21db86c595dc04263c87be0/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
1: 0x7f91ad32195c - std::backtrace_rs::backtrace::trace_unsynchronized::ha5e9cc1d53774ba1
at /rustc/734368a200904ef9c21db86c595dc04263c87be0/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
2: 0x7f91ad32195c - std::sys_common::backtrace::_print_fmt::h7143a255c4b168d7
at /rustc/734368a200904ef9c21db86c595dc04263c87be0/library/std/src/sys_common/backtrace.rs:66:5
3: 0x7f91ad32195c - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h34d2d031d26c186c
at /rustc/734368a200904ef9c21db86c595dc04263c87be0/library/std/src/sys_common/backtrace.rs:45:22
4: 0x7f91ad382e9c - core::fmt::write::he926609825430387
at /rustc/734368a200904ef9c21db86c595dc04263c87be0/library/core/src/fmt/mod.rs:1190:17
5: 0x7f91ad311c88 - std::io::Write::write_fmt::hce0f3bebaac812fb
at /rustc/734368a200904ef9c21db86c595dc04263c87be0/library/std/src/io/mod.rs:1657:15
6: 0x7f91ad3258d7 - std::sys_common::backtrace::_print::h5d69a1544bb179ad
at /rustc/734368a200904ef9c21db86c595dc04263c87be0/library/std/src/sys_common/backtrace.rs:48:5
7: 0x7f91ad3258d7 - std::sys_common::backtrace::print::hd6ead548dffd928d
at /rustc/734368a200904ef9c21db86c595dc04263c87be0/library/std/src/sys_common/backtrace.rs:35:9
8: 0x7f91ad3258d7 - std::panicking::default_hook::{{closure}}::hb775318fdc953e3c
at /rustc/734368a200904ef9c21db86c595dc04263c87be0/library/std/src/panicking.rs:295:22
9: 0x7f91ad32559f - std::panicking::default_hook::h9606697911ae4fb9
at /rustc/734368a200904ef9c21db86c595dc04263c87be0/library/std/src/panicking.rs:314:9
10: 0x7f91adb05c71 - rustc_driver[ced724fed359e297]::DEFAULT_HOOK::{closure#0}::{closure#0}
11: 0x7f91ad3261b5 - std::panicking::rust_panic_with_hook::hd1c411b756534575
at /rustc/734368a200904ef9c21db86c595dc04263c87be0/library/std/src/panicking.rs:702:17
12: 0x7f91ad325e67 - std::panicking::begin_panic_handler::{{closure}}::h6c941f6fd9763425
at /rustc/734368a200904ef9c21db86c595dc04263c87be0/library/std/src/panicking.rs:588:13
13: 0x7f91ad321e04 - std::sys_common::backtrace::__rust_end_short_backtrace::h8072e4bfb1cfe728
at /rustc/734368a200904ef9c21db86c595dc04263c87be0/library/std/src/sys_common/backtrace.rs:138:18
14: 0x7f91ad325b69 - rust_begin_unwind
at /rustc/734368a200904ef9c21db86c595dc04263c87be0/library/std/src/panicking.rs:584:5
15: 0x7f91ad2edb53 - core::panicking::panic_fmt::hc41d4433c2a0561a
at /rustc/734368a200904ef9c21db86c595dc04263c87be0/library/core/src/panicking.rs:143:14
16: 0x7f91aebebc9c - core[6ee678d30211edc4]::panicking::panic_display::<&str>
17: 0x7f91b027ad2d - <rustc_errors[db71682845c93fee]::HandlerInner>::flush_delayed
18: 0x7f91b02791ed - <rustc_errors[db71682845c93fee]::HandlerInner as core[6ee678d30211edc4]::ops::drop::Drop>::drop
19: 0x7f91af9a38f6 - core[6ee678d30211edc4]::ptr::drop_in_place::<rustc_session[8aaf4b177c46bfae]::parse::ParseSess>
20: 0x7f91af9a5a9a - <alloc[ffb4d2e801bcd412]::rc::Rc<rustc_session[8aaf4b177c46bfae]::session::Session> as core[6ee678d30211edc4]::ops::drop::Drop>::drop
21: 0x7f91af995f7c - core[6ee678d30211edc4]::ptr::drop_in_place::<rustc_interface[3b5c713d1bebe036]::interface::Compiler>
22: 0x7f91af99678c - rustc_span[84c0d6079ac7a8cb]::with_source_map::<core[6ee678d30211edc4]::result::Result<(), rustc_errors[db71682845c93fee]::ErrorReported>, rustc_interface[3b5c713d1bebe036]::interface::create_compiler_and_run<core[6ee678d30211edc4]::result::Result<(), rustc_errors[db71682845c93fee]::ErrorReported>, rustc_driver[ced724fed359e297]::run_compiler::{closure#1}>::{closure#1}>
23: 0x7f91af992ef3 - rustc_interface[3b5c713d1bebe036]::interface::create_compiler_and_run::<core[6ee678d30211edc4]::result::Result<(), rustc_errors[db71682845c93fee]::ErrorReported>, rustc_driver[ced724fed359e297]::run_compiler::{closure#1}>
24: 0x7f91af979102 - std[82b180ce3caceca0]::sys_common::backtrace::__rust_begin_short_backtrace::<rustc_interface[3b5c713d1bebe036]::util::setup_callbacks_and_run_in_thread_pool_with_globals<rustc_interface[3b5c713d1bebe036]::interface::run_compiler<core[6ee678d30211edc4]::result::Result<(), rustc_errors[db71682845c93fee]::ErrorReported>, rustc_driver[ced724fed359e297]::run_compiler::{closure#1}>::{closure#0}, core[6ee678d30211edc4]::result::Result<(), rustc_errors[db71682845c93fee]::ErrorReported>>::{closure#0}, core[6ee678d30211edc4]::result::Result<(), rustc_errors[db71682845c93fee]::ErrorReported>>
25: 0x7f91af9767a9 - <<std[82b180ce3caceca0]::thread::Builder>::spawn_unchecked_<rustc_interface[3b5c713d1bebe036]::util::setup_callbacks_and_run_in_thread_pool_with_globals<rustc_interface[3b5c713d1bebe036]::interface::run_compiler<core[6ee678d30211edc4]::result::Result<(), rustc_errors[db71682845c93fee]::ErrorReported>, rustc_driver[ced724fed359e297]::run_compiler::{closure#1}>::{closure#0}, core[6ee678d30211edc4]::result::Result<(), rustc_errors[db71682845c93fee]::ErrorReported>>::{closure#0}, core[6ee678d30211edc4]::result::Result<(), rustc_errors[db71682845c93fee]::ErrorReported>>::{closure#1} as core[6ee678d30211edc4]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
26: 0x7f91ad331bf3 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h0d2690c85d56dab9
at /rustc/734368a200904ef9c21db86c595dc04263c87be0/library/alloc/src/boxed.rs:1854:9
27: 0x7f91ad331bf3 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hdf9b3e67298f34e0
at /rustc/734368a200904ef9c21db86c595dc04263c87be0/library/alloc/src/boxed.rs:1854:9
28: 0x7f91ad331bf3 - std::sys::unix::thread::Thread::new::thread_start::h3b72795a7bcc09f4
at /rustc/734368a200904ef9c21db86c595dc04263c87be0/library/std/src/sys/unix/thread.rs:108:17
29: 0x7f91ad22f259 - start_thread
30: 0x7f91ad14d5e3 - __GI___clone
31: 0x0 - <unknown>