ICE: [DefId for associated constant] does not have a "fn_sig"

Question

ICE: [DefId for associated constant] does not have a "fn_sig"

jruderman opened this issue 2 years ago · 1 comments

Code

fn main() {
    1_u32.MAX();
}

Error output

thread 'rustc' panicked at 'DefId(2:32120 ~ core[0cc5]::num::{impl#9}::MAX) does not have a "fn_sig"', compiler/rustc_metadata/src/rmeta/decoder/cstore_impl.rs:189:1

Backtrace

stack backtrace:
   0:        0x1036f7c82 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hf06ce51d4d0caeb3
   1:        0x10375625a - core::fmt::write::h2fc005258d9a8ed2
   2:        0x1036e9d6c - std::io::Write::write_fmt::hdbd5bccaa65ba11b
   3:        0x1036f7a4a - std::sys_common::backtrace::print::hef8818c42d61fbbb
   4:        0x1036fad76 - std::panicking::default_hook::{{closure}}::hd0e94b659436916f
   5:        0x1036faac7 - std::panicking::default_hook::h1aef959ba7055d49
   6:        0x110ff14bd - rustc_driver[8881936ad1b6e06a]::DEFAULT_HOOK::{closure#0}::{closure#0}
   7:        0x1036fb55d - std::panicking::rust_panic_with_hook::hc1c67b2c5cfce433
   8:        0x1036fb303 - std::panicking::begin_panic_handler::{{closure}}::h2bbf368a3906c7d7
   9:        0x1036f8118 - std::sys_common::backtrace::__rust_end_short_backtrace::h9664f990656d8ac1
  10:        0x1036fafcd - _rust_begin_unwind
  11:        0x103782dc3 - core::panicking::panic_fmt::hd6a6b49e69bb3046
  12:        0x114f9ab18 - rustc_metadata[ac9e46248090fca2]::rmeta::decoder::cstore_impl::provide_extern::fn_sig::{closure#1}
  13:        0x114f9a994 - rustc_metadata[ac9e46248090fca2]::rmeta::decoder::cstore_impl::provide_extern::fn_sig
  14:        0x1147e2700 - rustc_query_system[85e239b639d7ba03]::query::plumbing::try_execute_query::<rustc_query_impl[67024637593c284e]::plumbing::QueryCtxt, rustc_query_system[85e239b639d7ba03]::query::caches::DefaultCache<rustc_span[f624a31b590b36d5]::def_id::DefId, rustc_middle[d1c654abd0283759]::ty::sty::Binder<rustc_middle[d1c654abd0283759]::ty::sty::FnSig>>>
  15:        0x1148bd4fc - rustc_query_system[85e239b639d7ba03]::query::plumbing::get_query::<rustc_query_impl[67024637593c284e]::queries::fn_sig, rustc_query_impl[67024637593c284e]::plumbing::QueryCtxt>
  16:        0x114965375 - <rustc_query_impl[67024637593c284e]::Queries as rustc_middle[d1c654abd0283759]::ty::query::QueryEngine>::fn_sig
  17:        0x1137d2d7d - <rustc_hir_typeck[9f32b647479e411]::fn_ctxt::FnCtxt>::report_method_error
  18:        0x113802523 - <rustc_hir_typeck[9f32b647479e411]::fn_ctxt::FnCtxt>::check_expr_kind
  19:        0x1137a8ee0 - <rustc_hir_typeck[9f32b647479e411]::fn_ctxt::FnCtxt>::check_expr_with_expectation_and_args
  20:        0x1137be9b5 - <rustc_hir_typeck[9f32b647479e411]::fn_ctxt::FnCtxt>::check_stmt
  21:        0x1137bf12f - <rustc_hir_typeck[9f32b647479e411]::fn_ctxt::FnCtxt>::check_block_with_expected
  22:        0x113800548 - <rustc_hir_typeck[9f32b647479e411]::fn_ctxt::FnCtxt>::check_expr_kind
  23:        0x1137a8ee0 - <rustc_hir_typeck[9f32b647479e411]::fn_ctxt::FnCtxt>::check_expr_with_expectation_and_args
  24:        0x1137a9f0a - <rustc_hir_typeck[9f32b647479e411]::fn_ctxt::FnCtxt>::check_return_expr
  25:        0x1138c10d8 - rustc_hir_typeck[9f32b647479e411]::check::check_fn
  26:        0x1138eb55d - <rustc_hir_typeck[9f32b647479e411]::inherited::InheritedBuilder>::enter::<rustc_hir_typeck[9f32b647479e411]::typeck_with_fallback<rustc_hir_typeck[9f32b647479e411]::typeck::{closure#0}>::{closure#0}::{closure#1}, &rustc_middle[d1c654abd0283759]::ty::context::TypeckResults>
  27:        0x11388292a - rustc_hir_typeck[9f32b647479e411]::typeck
  28:        0x1147c5a69 - rustc_query_system[85e239b639d7ba03]::query::plumbing::try_execute_query::<rustc_query_impl[67024637593c284e]::plumbing::QueryCtxt, rustc_query_system[85e239b639d7ba03]::query::caches::DefaultCache<rustc_span[f624a31b590b36d5]::def_id::LocalDefId, &rustc_middle[d1c654abd0283759]::ty::context::TypeckResults>>
  29:        0x1148bd7ec - rustc_query_system[85e239b639d7ba03]::query::plumbing::get_query::<rustc_query_impl[67024637593c284e]::queries::typeck, rustc_query_impl[67024637593c284e]::plumbing::QueryCtxt>
  30:        0x11391299b - rustc_data_structures[dd13da59beea54c4]::sync::par_for_each_in::<&[rustc_span[f624a31b590b36d5]::def_id::LocalDefId], <rustc_middle[d1c654abd0283759]::hir::map::Map>::par_body_owners<rustc_hir_typeck[9f32b647479e411]::typeck_item_bodies::{closure#0}>::{closure#0}>
  31:        0x1138820ad - rustc_hir_typeck[9f32b647479e411]::typeck_item_bodies
  32:        0x114851b39 - rustc_query_system[85e239b639d7ba03]::query::plumbing::try_execute_query::<rustc_query_impl[67024637593c284e]::plumbing::QueryCtxt, rustc_query_system[85e239b639d7ba03]::query::caches::DefaultCache<(), ()>>
  33:        0x1148b20b9 - rustc_query_system[85e239b639d7ba03]::query::plumbing::get_query::<rustc_query_impl[67024637593c284e]::queries::typeck_item_bodies, rustc_query_impl[67024637593c284e]::plumbing::QueryCtxt>
  34:        0x1139fa0e4 - <rustc_session[4ff7daead66c3e1]::session::Session>::time::<(), rustc_hir_analysis[83a2ff75d2f37455]::check_crate::{closure#7}>
  35:        0x113acc3ef - rustc_hir_analysis[83a2ff75d2f37455]::check_crate
  36:        0x1110b435a - rustc_interface[46122258456702f1]::passes::analysis
  37:        0x1148438fc - rustc_query_system[85e239b639d7ba03]::query::plumbing::try_execute_query::<rustc_query_impl[67024637593c284e]::plumbing::QueryCtxt, rustc_query_system[85e239b639d7ba03]::query::caches::DefaultCache<(), core[cc5b0330b51a598]::result::Result<(), rustc_errors[bb5deb365e07b23a]::ErrorGuaranteed>>>
  38:        0x1148bdb99 - rustc_query_system[85e239b639d7ba03]::query::plumbing::get_query::<rustc_query_impl[67024637593c284e]::queries::analysis, rustc_query_impl[67024637593c284e]::plumbing::QueryCtxt>
  39:        0x110f806c6 - <rustc_interface[46122258456702f1]::passes::QueryContext>::enter::<rustc_driver[8881936ad1b6e06a]::run_compiler::{closure#1}::{closure#2}::{closure#3}, core[cc5b0330b51a598]::result::Result<(), rustc_errors[bb5deb365e07b23a]::ErrorGuaranteed>>
  40:        0x110fc486d - rustc_span[f624a31b590b36d5]::with_source_map::<core[cc5b0330b51a598]::result::Result<(), rustc_errors[bb5deb365e07b23a]::ErrorGuaranteed>, rustc_interface[46122258456702f1]::interface::run_compiler<core[cc5b0330b51a598]::result::Result<(), rustc_errors[bb5deb365e07b23a]::ErrorGuaranteed>, rustc_driver[8881936ad1b6e06a]::run_compiler::{closure#1}>::{closure#0}::{closure#1}>
  41:        0x110fb4a0c - <scoped_tls[202f56d4923bb411]::ScopedKey<rustc_span[f624a31b590b36d5]::SessionGlobals>>::set::<rustc_interface[46122258456702f1]::interface::run_compiler<core[cc5b0330b51a598]::result::Result<(), rustc_errors[bb5deb365e07b23a]::ErrorGuaranteed>, rustc_driver[8881936ad1b6e06a]::run_compiler::{closure#1}>::{closure#0}, core[cc5b0330b51a598]::result::Result<(), rustc_errors[bb5deb365e07b23a]::ErrorGuaranteed>>
  42:        0x110f83c5a - std[480136efb6eff532]::sys_common::backtrace::__rust_begin_short_backtrace::<rustc_interface[46122258456702f1]::util::run_in_thread_pool_with_globals<rustc_interface[46122258456702f1]::interface::run_compiler<core[cc5b0330b51a598]::result::Result<(), rustc_errors[bb5deb365e07b23a]::ErrorGuaranteed>, rustc_driver[8881936ad1b6e06a]::run_compiler::{closure#1}>::{closure#0}, core[cc5b0330b51a598]::result::Result<(), rustc_errors[bb5deb365e07b23a]::ErrorGuaranteed>>::{closure#0}::{closure#0}, core[cc5b0330b51a598]::result::Result<(), rustc_errors[bb5deb365e07b23a]::ErrorGuaranteed>>
  43:        0x110f6a3eb - <<std[480136efb6eff532]::thread::Builder>::spawn_unchecked_<rustc_interface[46122258456702f1]::util::run_in_thread_pool_with_globals<rustc_interface[46122258456702f1]::interface::run_compiler<core[cc5b0330b51a598]::result::Result<(), rustc_errors[bb5deb365e07b23a]::ErrorGuaranteed>, rustc_driver[8881936ad1b6e06a]::run_compiler::{closure#1}>::{closure#0}, core[cc5b0330b51a598]::result::Result<(), rustc_errors[bb5deb365e07b23a]::ErrorGuaranteed>>::{closure#0}::{closure#0}, core[cc5b0330b51a598]::result::Result<(), rustc_errors[bb5deb365e07b23a]::ErrorGuaranteed>>::{closure#1} as core[cc5b0330b51a598]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
  44:        0x1037045b7 - std::sys::unix::thread::Thread::new::thread_start::hc5a5d752c3d8ebf1
  45:     0x7ff80d84d4e1 - __pthread_start

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 1.67.0-nightly (6284998a2 2022-11-12) running on x86_64-apple-darwin

query stack during panic:
#0 [fn_sig] computing function signature of `core::num::<impl u32>::MAX`
#1 [typeck] type-checking `main`
#2 [typeck_item_bodies] type-checking all item bodies
#3 [analysis] running analysis passes on this crate
end of query stack

Regression

Regressed in nightly-2022-11-11 due to 5eef9b2 (#101990)

Version

rustc 1.67.0-nightly (6284998a2 2022-11-12)
binary: rustc
commit-hash: 6284998a2677d7e3e8420db783f3aa4fd80d7423
commit-date: 2022-11-12
host: x86_64-apple-darwin
release: 1.67.0-nightly
LLVM version: 15.0.4

@rustbot label +regression-from-stable-to-nightly

Answer 1 · 2022-11-15T10:06:29.000Z

WG-prioritization assigning priority (Zulip discussion).

@rustbot label -I-prioritize +P-medium