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const generics with struct panic #86850

Closed
Cryptjar opened this issue Jul 3, 2021 · 0 comments · Fixed by #91678
Closed

const generics with struct panic #86850

Cryptjar opened this issue Jul 3, 2021 · 0 comments · Fixed by #91678
Labels
A-const-generics Area: const generics (parameters and arguments) C-bug Category: This is a bug. F-generic_const_exprs `#![feature(generic_const_exprs)]` glacier ICE tracked in rust-lang/glacier. I-ICE Issue: The compiler panicked, giving an Internal Compilation Error (ICE) ❄️ T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.

Comments

@Cryptjar
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Cryptjar commented Jul 3, 2021

Code

#![feature(const_generics)]
#![feature(const_evaluatable_checked)]
#![allow(incomplete_features)]
use core::marker::PhantomData;

pub trait Foo {
    const SIZE: usize;
}

pub struct Bar<T>(PhantomData<T>);
impl<T: Foo> Bar<T> {
    pub fn new(array: [(); T::SIZE]) -> Self {
        Self(PhantomData)
    }
    pub fn bar(self) -> Bar<T>
    where
        [(); T::SIZE]: ,
    {
        Bar::new([(); T::SIZE])
    }
}

playground

Meta

rustc --version --verbose:

rustc 1.55.0-nightly (868c702d0 2021-06-30)
binary: rustc
commit-hash: 868c702d0c9a471a28fb55f0148eb1e3e8b1dcc5
commit-date: 2021-06-30
host: x86_64-unknown-linux-gnu
release: 1.55.0-nightly
LLVM version: 12.0.1

Error output

thread 'rustc' panicked at 'Unknown variable: 0', compiler/rustc_middle/src/ty/fold.rs:778:17
note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace

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 1.55.0-nightly (868c702d0 2021-06-30) running on x86_64-unknown-linux-gnu

note: compiler flags: -C embed-bitcode=no -C debuginfo=2 -C incremental --crate-type lib

note: some of the compiler flags provided by cargo are hidden

query stack during panic:
thread 'rustc' panicked at 'substs of instance DefId(0:7 ~ foo[f7de]::Enum::POSSIBLE_VALUES) not normalized for codegen: [^1]', compiler/rustc_middle/src/ty/instance.rs:285:9
[…]
Backtrace 

$ RUST_BACKTRACE=1 cargo build -q
thread 'rustc' panicked at 'Unknown variable: 0', compiler/rustc_middle/src/ty/fold.rs:778:17
stack backtrace:
   0: rust_begin_unwind
             at /rustc/868c702d0c9a471a28fb55f0148eb1e3e8b1dcc5/library/std/src/panicking.rs:515:5
   1: std::panicking::begin_panic_fmt
             at /rustc/868c702d0c9a471a28fb55f0148eb1e3e8b1dcc5/library/std/src/panicking.rs:457:5
   2: rustc_middle::ty::fold::BoundVarsCollector::into_vars
   3: rustc_middle::ty::sty::Binder<T>::bind
   4: rustc_ty_utils::instance::inner_resolve_instance
   5: rustc_ty_utils::instance::resolve_instance
   6: rustc_query_system::dep_graph::graph::DepGraph<K>::with_task_impl
   7: rustc_data_structures::stack::ensure_sufficient_stack
   8: rustc_query_system::query::plumbing::get_query_impl
   9: <rustc_query_impl::Queries as rustc_middle::ty::query::QueryEngine>::resolve_instance
  10: rustc_middle::ty::instance::Instance::resolve_opt_const_arg
  11: rustc_middle::mir::interpret::queries::<impl rustc_middle::ty::context::TyCtxt>::const_eval_resolve
  12: <rustc_trait_selection::traits::query::normalize::QueryNormalizer as rustc_middle::ty::fold::TypeFolder>::fold_const
  13: <rustc_trait_selection::traits::query::normalize::QueryNormalizer as rustc_middle::ty::fold::TypeFolder>::fold_mir_const
  14: <rustc_infer::infer::at::At as rustc_trait_selection::traits::query::normalize::AtExt>::normalize
  15: rustc_infer::infer::InferCtxtBuilder::enter
  16: core::ops::function::FnOnce::call_once
  17: rustc_query_system::dep_graph::graph::DepGraph<K>::with_task_impl
  18: rustc_data_structures::stack::ensure_sufficient_stack
  19: rustc_query_system::query::plumbing::get_query_impl
  20: <rustc_query_impl::Queries as rustc_middle::ty::query::QueryEngine>::normalize_mir_const_after_erasing_regions
  21: rustc_middle::ty::normalize_erasing_regions::<impl rustc_middle::ty::context::TyCtxt>::normalize_erasing_regions
  22: rustc_mir::interpret::eval_context::InterpCx<M>::push_stack_frame
  23: rustc_mir::const_eval::eval_queries::eval_to_allocation_raw_provider
  24: rustc_query_system::dep_graph::graph::DepGraph<K>::with_task_impl
  25: rustc_data_structures::stack::ensure_sufficient_stack
  26: rustc_query_system::query::plumbing::get_query_impl
  27: <rustc_query_impl::Queries as rustc_middle::ty::query::QueryEngine>::eval_to_allocation_raw
  28: rustc_mir::const_eval::eval_queries::eval_to_const_value_raw_provider
  29: rustc_query_system::dep_graph::graph::DepGraph<K>::with_task_impl
  30: rustc_data_structures::stack::ensure_sufficient_stack
  31: rustc_query_system::query::plumbing::get_query_impl
  32: <rustc_query_impl::Queries as rustc_middle::ty::query::QueryEngine>::eval_to_const_value_raw
  33: rustc_middle::mir::interpret::queries::<impl rustc_middle::ty::context::TyCtxt>::const_eval_global_id
  34: rustc_middle::mir::interpret::queries::<impl rustc_middle::ty::context::TyCtxt>::const_eval_resolve
  35: rustc_infer::infer::InferCtxt::const_eval_resolve
  36: rustc_trait_selection::traits::fulfill::FulfillProcessor::progress_changed_obligations::{{closure}}
  37: rustc_trait_selection::traits::fulfill::FulfillProcessor::progress_changed_obligations
  38: rustc_data_structures::obligation_forest::ObligationForest<O>::process_obligations
  39: <rustc_trait_selection::traits::fulfill::FulfillmentContext as rustc_infer::traits::engine::TraitEngine>::select_where_possible
  40: rustc_typeck::check::fn_ctxt::checks::<impl rustc_typeck::check::fn_ctxt::FnCtxt>::check_argument_types
  41: rustc_typeck::check::callee::<impl rustc_typeck::check::fn_ctxt::FnCtxt>::confirm_builtin_call
  42: rustc_typeck::check::callee::<impl rustc_typeck::check::fn_ctxt::FnCtxt>::check_call
  43: rustc_typeck::check::expr::<impl rustc_typeck::check::fn_ctxt::FnCtxt>::check_expr_kind
  44: rustc_typeck::check::expr::<impl rustc_typeck::check::fn_ctxt::FnCtxt>::check_expr_with_expectation
  45: rustc_typeck::check::fn_ctxt::checks::<impl rustc_typeck::check::fn_ctxt::FnCtxt>::check_block_with_expected
  46: rustc_typeck::check::expr::<impl rustc_typeck::check::fn_ctxt::FnCtxt>::check_expr_with_expectation
  47: rustc_typeck::check::expr::<impl rustc_typeck::check::fn_ctxt::FnCtxt>::check_return_expr
  48: rustc_typeck::check::check::check_fn
  49: rustc_infer::infer::InferCtxtBuilder::enter
  50: rustc_typeck::check::typeck
  51: rustc_query_system::dep_graph::graph::DepGraph<K>::with_task_impl
  52: rustc_data_structures::stack::ensure_sufficient_stack
  53: rustc_query_system::query::plumbing::force_query_with_job
  54: rustc_query_system::query::plumbing::get_query_impl
  55: <rustc_query_impl::Queries as rustc_middle::ty::query::QueryEngine>::typeck
  56: rustc_middle::ty::<impl rustc_middle::ty::context::TyCtxt>::par_body_owners
  57: rustc_typeck::check::typeck_item_bodies
  58: rustc_query_system::dep_graph::graph::DepGraph<K>::with_task_impl
  59: rustc_data_structures::stack::ensure_sufficient_stack
  60: rustc_query_system::query::plumbing::force_query_with_job
  61: rustc_query_system::query::plumbing::get_query_impl
  62: <rustc_query_impl::Queries as rustc_middle::ty::query::QueryEngine>::typeck_item_bodies
  63: rustc_session::utils::<impl rustc_session::session::Session>::time
  64: rustc_typeck::check_crate
  65: rustc_interface::passes::analysis
  66: rustc_middle::dep_graph::<impl rustc_query_system::dep_graph::DepKind for rustc_middle::dep_graph::dep_node::DepKind>::with_deps
  67: rustc_query_system::dep_graph::graph::DepGraph<K>::with_task_impl
  68: rustc_query_system::dep_graph::graph::DepGraph<K>::with_eval_always_task
  69: rustc_data_structures::stack::ensure_sufficient_stack
  70: rustc_query_system::query::plumbing::force_query_with_job
  71: rustc_query_system::query::plumbing::get_query_impl
  72: <rustc_query_impl::Queries as rustc_middle::ty::query::QueryEngine>::analysis
  73: rustc_interface::passes::QueryContext::enter
  74: rustc_interface::queries::<impl rustc_interface::interface::Compiler>::enter
  75: rustc_span::with_source_map
  76: scoped_tls::ScopedKey<T>::set
note: Some details are omitted, run with `RUST_BACKTRACE=full` for a verbose backtrace.

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 1.55.0-nightly (868c702d0 2021-06-30) running on x86_64-unknown-linux-gnu

note: compiler flags: -C embed-bitcode=no -C debuginfo=2 -C incremental --crate-type lib

note: some of the compiler flags provided by cargo are hidden

query stack during panic:
thread 'rustc' panicked at 'substs of instance DefId(0:7 ~ foo[f7de]::Enum::POSSIBLE_VALUES) not normalized for codegen: [^1]', compiler/rustc_middle/src/ty/instance.rs:285:9
stack backtrace:
   0:     0x7fc73c1c42e0 - std::backtrace_rs::backtrace::libunwind::trace::h4e80f45db05e9df0
                               at /rustc/868c702d0c9a471a28fb55f0148eb1e3e8b1dcc5/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
   1:     0x7fc73c1c42e0 - std::backtrace_rs::backtrace::trace_unsynchronized::h9db62a3d3587f6c3
                               at /rustc/868c702d0c9a471a28fb55f0148eb1e3e8b1dcc5/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
   2:     0x7fc73c1c42e0 - std::sys_common::backtrace::_print_fmt::h2fafbe52c9090591
                               at /rustc/868c702d0c9a471a28fb55f0148eb1e3e8b1dcc5/library/std/src/sys_common/backtrace.rs:67:5
   3:     0x7fc73c1c42e0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h7d41ae04358c516d
                               at /rustc/868c702d0c9a471a28fb55f0148eb1e3e8b1dcc5/library/std/src/sys_common/backtrace.rs:46:22
   4:     0x7fc73c231dbc - core::fmt::write::h968e6400cbc51d6a
                               at /rustc/868c702d0c9a471a28fb55f0148eb1e3e8b1dcc5/library/core/src/fmt/mod.rs:1112:17
   5:     0x7fc73c1b5a55 - std::io::Write::write_fmt::h2eaa97c6f8c9e829
                               at /rustc/868c702d0c9a471a28fb55f0148eb1e3e8b1dcc5/library/std/src/io/mod.rs:1640:15
   6:     0x7fc73c1c812b - std::sys_common::backtrace::_print::h601a6bc581f240d5
                               at /rustc/868c702d0c9a471a28fb55f0148eb1e3e8b1dcc5/library/std/src/sys_common/backtrace.rs:49:5
   7:     0x7fc73c1c812b - std::sys_common::backtrace::print::h8b96e15ba64b8e64
                               at /rustc/868c702d0c9a471a28fb55f0148eb1e3e8b1dcc5/library/std/src/sys_common/backtrace.rs:36:9
   8:     0x7fc73c1c812b - std::panicking::default_hook::{{closure}}::h94fa9d2f08c20620
                               at /rustc/868c702d0c9a471a28fb55f0148eb1e3e8b1dcc5/library/std/src/panicking.rs:208:50
   9:     0x7fc73c1c7c01 - std::panicking::default_hook::h6d463f5a2e9d9986
                               at /rustc/868c702d0c9a471a28fb55f0148eb1e3e8b1dcc5/library/std/src/panicking.rs:225:9
  10:     0x7fc73c9d1a71 - rustc_driver::DEFAULT_HOOK::{{closure}}::{{closure}}::h934bbdb174582253
  11:     0x7fc73c1c8959 - std::panicking::rust_panic_with_hook::h1e953652a338573e
                               at /rustc/868c702d0c9a471a28fb55f0148eb1e3e8b1dcc5/library/std/src/panicking.rs:626:17
  12:     0x7fc73c1c8417 - std::panicking::begin_panic_handler::{{closure}}::h78bf2fec525c238a
                               at /rustc/868c702d0c9a471a28fb55f0148eb1e3e8b1dcc5/library/std/src/panicking.rs:519:13
  13:     0x7fc73c1c47dc - std::sys_common::backtrace::__rust_end_short_backtrace::h651eb6282e4ea6b2
                               at /rustc/868c702d0c9a471a28fb55f0148eb1e3e8b1dcc5/library/std/src/sys_common/backtrace.rs:141:18
  14:     0x7fc73c1c8379 - rust_begin_unwind
                               at /rustc/868c702d0c9a471a28fb55f0148eb1e3e8b1dcc5/library/std/src/panicking.rs:515:5
  15:     0x7fc73c1911bb - std::panicking::begin_panic_fmt::hce1b46bb3d49d05a
                               at /rustc/868c702d0c9a471a28fb55f0148eb1e3e8b1dcc5/library/std/src/panicking.rs:457:5
  16:     0x7fc73e3edef3 - rustc_middle::ty::instance::Instance::new::h84efe272160e81a6
  17:     0x7fc73cf1fc85 - std::thread::local::LocalKey<T>::with::h174441fe9f6a7c42
  18:     0x7fc73cf278b4 - std::thread::local::LocalKey<T>::with::h6dd21a3e61bb9f02
  19:     0x7fc73cf8531e - rustc_query_impl::make_query::resolve_instance::hacd75078b381aedd
  20:     0x7fc73cec07c0 - rustc_query_system::query::plumbing::QueryState<D,K>::try_collect_active_jobs::ha67cf84aff6a6b30
  21:     0x7fc73d003fc4 - rustc_query_impl::Queries::try_collect_active_jobs::h3766476f3e38ab73
  22:     0x7fc73d09c001 - rustc_query_system::query::job::print_query_stack::hccda42305d57c807
  23:     0x7fc73ca49238 - rustc_interface::interface::try_print_query_stack::hccd27f2e834be247
  24:     0x7fc73c9d1e5f - rustc_driver::report_ice::h21b7324e3da76501
  25:     0x7fc73c1c8959 - std::panicking::rust_panic_with_hook::h1e953652a338573e
                               at /rustc/868c702d0c9a471a28fb55f0148eb1e3e8b1dcc5/library/std/src/panicking.rs:626:17
  26:     0x7fc73c1c8417 - std::panicking::begin_panic_handler::{{closure}}::h78bf2fec525c238a
                               at /rustc/868c702d0c9a471a28fb55f0148eb1e3e8b1dcc5/library/std/src/panicking.rs:519:13
  27:     0x7fc73c1c47dc - std::sys_common::backtrace::__rust_end_short_backtrace::h651eb6282e4ea6b2
                               at /rustc/868c702d0c9a471a28fb55f0148eb1e3e8b1dcc5/library/std/src/sys_common/backtrace.rs:141:18
  28:     0x7fc73c1c8379 - rust_begin_unwind
                               at /rustc/868c702d0c9a471a28fb55f0148eb1e3e8b1dcc5/library/std/src/panicking.rs:515:5
  29:     0x7fc73c1911bb - std::panicking::begin_panic_fmt::hce1b46bb3d49d05a
                               at /rustc/868c702d0c9a471a28fb55f0148eb1e3e8b1dcc5/library/std/src/panicking.rs:457:5
  30:     0x7fc73e406c6e - rustc_middle::ty::fold::BoundVarsCollector::into_vars::ha58cf5e5e886c967
  31:     0x7fc73dc9b54d - rustc_middle::ty::sty::Binder<T>::bind::h0efd26a4e00f4462
  32:     0x7fc73dc9c922 - rustc_ty_utils::instance::inner_resolve_instance::he9ea9c9ee954b553
  33:     0x7fc73dc9bc55 - rustc_ty_utils::instance::resolve_instance::hd37ada7470bf539a
  34:     0x7fc73e8f3310 - rustc_query_system::dep_graph::graph::DepGraph<K>::with_task_impl::h0f31bcf49608db5e
  35:     0x7fc73e8b2444 - rustc_data_structures::stack::ensure_sufficient_stack::h1e7ce2ae8184f4e0
  36:     0x7fc73dd7e1a8 - rustc_query_system::query::plumbing::get_query_impl::h73881cdd5cac4e3f
  37:     0x7fc73dddf425 - <rustc_query_impl::Queries as rustc_middle::ty::query::QueryEngine>::resolve_instance::hb24f91d4a9a4ae96
  38:     0x7fc73e3ef02e - rustc_middle::ty::instance::Instance::resolve_opt_const_arg::hbbf1f3904b44f1b7
  39:     0x7fc73e3a04aa - rustc_middle::mir::interpret::queries::<impl rustc_middle::ty::context::TyCtxt>::const_eval_resolve::h2ae49c797385bc9f
  40:     0x7fc73e2b67b7 - <rustc_trait_selection::traits::query::normalize::QueryNormalizer as rustc_middle::ty::fold::TypeFolder>::fold_const::h8d3492ed1188d066
  41:     0x7fc73ec600a1 - <rustc_trait_selection::traits::query::normalize::QueryNormalizer as rustc_middle::ty::fold::TypeFolder>::fold_mir_const::h5ad738d2589666e6
  42:     0x7fc73e640f77 - <rustc_infer::infer::at::At as rustc_trait_selection::traits::query::normalize::AtExt>::normalize::h8a2040f3b8c8bc88
  43:     0x7fc73e633ca1 - rustc_infer::infer::InferCtxtBuilder::enter::hd94aad65951d9f3a
  44:     0x7fc73e63fd72 - core::ops::function::FnOnce::call_once::h5cb1f17c48921162
  45:     0x7fc73e8f97e7 - rustc_query_system::dep_graph::graph::DepGraph<K>::with_task_impl::h4d38af9964a279e1
  46:     0x7fc73e8b2f3e - rustc_data_structures::stack::ensure_sufficient_stack::h24fe375eafcff255
  47:     0x7fc73e820b2f - rustc_query_system::query::plumbing::get_query_impl::hc794c3153cda6e66
  48:     0x7fc73e8d3fc2 - <rustc_query_impl::Queries as rustc_middle::ty::query::QueryEngine>::normalize_mir_const_after_erasing_regions::h51ea29d306ac18c0
  49:     0x7fc73e025fd6 - rustc_middle::ty::normalize_erasing_regions::<impl rustc_middle::ty::context::TyCtxt>::normalize_erasing_regions::h69101d4b406e4baa
  50:     0x7fc73e0027b6 - rustc_mir::interpret::eval_context::InterpCx<M>::push_stack_frame::h072d344fa2bbcf95
  51:     0x7fc73df1d2b6 - rustc_mir::const_eval::eval_queries::eval_to_allocation_raw_provider::h80cdca33e69ecf12
  52:     0x7fc73e901c2a - rustc_query_system::dep_graph::graph::DepGraph<K>::with_task_impl::h867173e89a400e10
  53:     0x7fc73e8ba5a2 - rustc_data_structures::stack::ensure_sufficient_stack::ha20780632ade94a7
  54:     0x7fc73dd65d7a - rustc_query_system::query::plumbing::get_query_impl::h10188f52ba73ba25
  55:     0x7fc73dddd08c - <rustc_query_impl::Queries as rustc_middle::ty::query::QueryEngine>::eval_to_allocation_raw::h0921439671101d6b
  56:     0x7fc73df1baed - rustc_mir::const_eval::eval_queries::eval_to_const_value_raw_provider::h94911ee03eb15a7b
  57:     0x7fc73e90aecf - rustc_query_system::dep_graph::graph::DepGraph<K>::with_task_impl::hd8c8515d68029d8e
  58:     0x7fc73e8bb6f2 - rustc_data_structures::stack::ensure_sufficient_stack::hb499dec9e7fe611b
  59:     0x7fc73dd84717 - rustc_query_system::query::plumbing::get_query_impl::h973018edf21d7a17
  60:     0x7fc73dddd1b0 - <rustc_query_impl::Queries as rustc_middle::ty::query::QueryEngine>::eval_to_const_value_raw::h55f5c4ca9cb8225b
  61:     0x7fc73e38e4c4 - rustc_middle::mir::interpret::queries::<impl rustc_middle::ty::context::TyCtxt>::const_eval_global_id::h2e3818c09a8c074f
  62:     0x7fc73e3a04ed - rustc_middle::mir::interpret::queries::<impl rustc_middle::ty::context::TyCtxt>::const_eval_resolve::h2ae49c797385bc9f
  63:     0x7fc73ec9b2e6 - rustc_infer::infer::InferCtxt::const_eval_resolve::h171b4605dab918c6
  64:     0x7fc73d6df229 - rustc_trait_selection::traits::fulfill::FulfillProcessor::progress_changed_obligations::{{closure}}::hd0c434a1e05689b5
  65:     0x7fc73e2b5b43 - rustc_trait_selection::traits::fulfill::FulfillProcessor::progress_changed_obligations::h5c531c3fa053906e
  66:     0x7fc73e2cf143 - rustc_data_structures::obligation_forest::ObligationForest<O>::process_obligations::hc198e12f34ea150f
  67:     0x7fc73e2b4efb - <rustc_trait_selection::traits::fulfill::FulfillmentContext as rustc_infer::traits::engine::TraitEngine>::select_where_possible::h0402f4bff8d9a43e
  68:     0x7fc73db87bcc - rustc_typeck::check::fn_ctxt::checks::<impl rustc_typeck::check::fn_ctxt::FnCtxt>::check_argument_types::hac75e9138b0d6994
  69:     0x7fc73db6bedc - rustc_typeck::check::callee::<impl rustc_typeck::check::fn_ctxt::FnCtxt>::confirm_builtin_call::h57c3560c98ded704
  70:     0x7fc73db6afb2 - rustc_typeck::check::callee::<impl rustc_typeck::check::fn_ctxt::FnCtxt>::check_call::h19cfdf712db346cb
  71:     0x7fc73db73cd6 - rustc_typeck::check::expr::<impl rustc_typeck::check::fn_ctxt::FnCtxt>::check_expr_kind::hc33cf176fe21699d
  72:     0x7fc73db733b5 - rustc_typeck::check::expr::<impl rustc_typeck::check::fn_ctxt::FnCtxt>::check_expr_with_expectation::h277988d1d474bb09
  73:     0x7fc73db8a8df - rustc_typeck::check::fn_ctxt::checks::<impl rustc_typeck::check::fn_ctxt::FnCtxt>::check_block_with_expected::hf6ecd62a873fe0fc
  74:     0x7fc73db733b5 - rustc_typeck::check::expr::<impl rustc_typeck::check::fn_ctxt::FnCtxt>::check_expr_with_expectation::h277988d1d474bb09
  75:     0x7fc73db7e8d3 - rustc_typeck::check::expr::<impl rustc_typeck::check::fn_ctxt::FnCtxt>::check_return_expr::he2789d8d25f65381
  76:     0x7fc73dc5b9aa - rustc_typeck::check::check::check_fn::ha7709947d1129ccb
  77:     0x7fc73dc13882 - rustc_infer::infer::InferCtxtBuilder::enter::hb77d68d149218e1e
  78:     0x7fc73dc544a6 - rustc_typeck::check::typeck::hedb692ad35d79bbc
  79:     0x7fc73e9050a1 - rustc_query_system::dep_graph::graph::DepGraph<K>::with_task_impl::ha9ff0ca7daf396d0
  80:     0x7fc73e8b614a - rustc_data_structures::stack::ensure_sufficient_stack::h4ec26d14ea96d4b0
  81:     0x7fc73e8471c5 - rustc_query_system::query::plumbing::force_query_with_job::h92c2d00ec05ad9f9
  82:     0x7fc73dd982c6 - rustc_query_system::query::plumbing::get_query_impl::he00d0add36e54890
  83:     0x7fc73dddce3b - <rustc_query_impl::Queries as rustc_middle::ty::query::QueryEngine>::typeck::h5b654a10f759b91a
  84:     0x7fc73dbce69a - rustc_middle::ty::<impl rustc_middle::ty::context::TyCtxt>::par_body_owners::h8ed202671c54dca4
  85:     0x7fc73e72a24c - rustc_typeck::check::typeck_item_bodies::hdb2db7aea503577e
  86:     0x7fc73e90545b - rustc_query_system::dep_graph::graph::DepGraph<K>::with_task_impl::had016f73ea99da91
  87:     0x7fc73e8b5985 - rustc_data_structures::stack::ensure_sufficient_stack::h48a8600d723ac2d0
  88:     0x7fc73e8455ee - rustc_query_system::query::plumbing::force_query_with_job::h7b834c250f39a9c8
  89:     0x7fc73e8033ff - rustc_query_system::query::plumbing::get_query_impl::h5cad7b4c574a08b1
  90:     0x7fc73e8d0220 - <rustc_query_impl::Queries as rustc_middle::ty::query::QueryEngine>::typeck_item_bodies::h4dc1aeeab24755da
  91:     0x7fc73e6dc41f - rustc_session::utils::<impl rustc_session::session::Session>::time::hf4ef54f51b296512
  92:     0x7fc73e759bf7 - rustc_typeck::check_crate::hfddb3067af7f7f4a
  93:     0x7fc73e4b699f - rustc_interface::passes::analysis::hbf6f7deb53986a8c
  94:     0x7fc73d06d173 - rustc_middle::dep_graph::<impl rustc_query_system::dep_graph::DepKind for rustc_middle::dep_graph::dep_node::DepKind>::with_deps::hd104b24454b5abce
  95:     0x7fc73d046f1c - rustc_query_system::dep_graph::graph::DepGraph<K>::with_task_impl::h5fe5fbe0e2707abe
  96:     0x7fc73d050ff9 - rustc_query_system::dep_graph::graph::DepGraph<K>::with_eval_always_task::h8403a8e7648c9c0d
  97:     0x7fc73cfe206e - rustc_data_structures::stack::ensure_sufficient_stack::h282cd05628f8717f
  98:     0x7fc73ce748bd - rustc_query_system::query::plumbing::force_query_with_job::hc252e7f0eea3a306
  99:     0x7fc73e82f072 - rustc_query_system::query::plumbing::get_query_impl::hfad102b204595ac3
 100:     0x7fc73e8ce27d - <rustc_query_impl::Queries as rustc_middle::ty::query::QueryEngine>::analysis::hf50a067cb4aeeded
 101:     0x7fc73e497347 - rustc_interface::passes::QueryContext::enter::h8045a9eccd97cd54
 102:     0x7fc73e473a63 - rustc_interface::queries::<impl rustc_interface::interface::Compiler>::enter::h74b575fdf7c3d5ff
 103:     0x7fc73e47000c - rustc_span::with_source_map::h30671e04d0aa0f0f
 104:     0x7fc73e4732a8 - scoped_tls::ScopedKey<T>::set::h4ab3d0e80fd4e7f3
 105:     0x7fc73e49774a - std::sys_common::backtrace::__rust_begin_short_backtrace::he69d9c3f7c732bb7
 106:     0x7fc73e46a285 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6a2604d08b76df7f
 107:     0x7fc73c1d4f47 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h412fa2ab3f64d2a1
                               at /rustc/868c702d0c9a471a28fb55f0148eb1e3e8b1dcc5/library/alloc/src/boxed.rs:1575:9
 108:     0x7fc73c1d4f47 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h03e575a07095ff99
                               at /rustc/868c702d0c9a471a28fb55f0148eb1e3e8b1dcc5/library/alloc/src/boxed.rs:1575:9
 109:     0x7fc73c1d4f47 - std::sys::unix::thread::Thread::new::thread_start::hf6d2591b9ad70cfb
                               at /rustc/868c702d0c9a471a28fb55f0148eb1e3e8b1dcc5/library/std/src/sys/unix/thread.rs:72:17
 110:     0x7fc73c0e2609 - start_thread
 111:     0x7fc73bff6293 - clone
 112:                0x0 - <unknown>

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 1.55.0-nightly (868c702d0 2021-06-30) running on x86_64-unknown-linux-gnu

note: compiler flags: -C embed-bitcode=no -C debuginfo=2 -C incremental --crate-type lib

note: some of the compiler flags provided by cargo are hidden

query stack during panic:
end of query stack
thread panicked while panicking. aborting.
error: could not compile `foo`

Caused by:
  process didn't exit successfully: `rustc --crate-name foo --edition=2018 enum-map/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=d374b3e30c9739b1 -C extra-filename=-d374b3e30c9739b1 --out-dir /home/cryptjar/Dev/git/rust/third/enum-map-3/target/debug/deps -C incremental=/home/cryptjar/Dev/git/rust/third/enum-map-3/target/debug/incremental -L dependency=/home/cryptjar/Dev/git/rust/third/enum-map-3/target/debug/deps` (signal: 4, SIGILL: illegal instruction)

Possibly related to: #86530
@Cryptjar Cryptjar added C-bug Category: This is a bug. I-ICE Issue: The compiler panicked, giving an Internal Compilation Error (ICE) ❄️ T-compiler Relevant to the compiler team, which will review and decide on the PR/issue. labels Jul 3, 2021
@jonas-schievink jonas-schievink added the F-generic_const_exprs `#![feature(generic_const_exprs)]` label Jul 3, 2021
@BoxyUwU BoxyUwU added the A-const-generics Area: const generics (parameters and arguments) label Jul 4, 2021
fanninpm added a commit to fanninpm/glacier that referenced this issue Jul 4, 2021
@fanninpm
Add 86850
88626ae 
Issue: rust-lang/rust#86850
@rust-lang-glacier-bot rust-lang-glacier-bot added the glacier ICE tracked in rust-lang/glacier. label Jul 6, 2021
@github-actions github-actions bot mentioned this issue Sep 1, 2021
Closed
@github-actions github-actions bot mentioned this issue Dec 6, 2021
Merged
@Alexendoo Alexendoo mentioned this issue Dec 6, 2021
Merged
@b-naber b-naber mentioned this issue Dec 8, 2021
Merged
matthiaskrgr added a commit to matthiaskrgr/rust that referenced this issue Dec 9, 2021
@matthiaskrgr
Rollup merge of rust-lang#91678 - b-naber:tests-for-postpone-const-ev…
cae744e 
…al, r=jackh726

Add tests fixed by rust-lang#90023

The following issues were fixed by rust-lang#90023

Fixes rust-lang#79674
Fixes rust-lang#83765
Fixes rust-lang#86033
Fixes rust-lang#90318
Fixes rust-lang#88468

The following issues were duplicates of rust-lang#90654

Fixes rust-lang#86850
Fixes rust-lang#89022

r? `@jackh726`
matthiaskrgr added a commit to matthiaskrgr/rust that referenced this issue Dec 10, 2021
@matthiaskrgr
Rollup merge of rust-lang#91678 - b-naber:tests-for-postpone-const-ev…
c8202a2 
…al, r=jackh726

Add tests fixed by rust-lang#90023

The following issues were fixed by rust-lang#90023

Fixes rust-lang#79674
Fixes rust-lang#83765
Fixes rust-lang#86033
Fixes rust-lang#90318
Fixes rust-lang#88468

The following issues were duplicates of rust-lang#90654

Fixes rust-lang#86850
Fixes rust-lang#89022

r? ``@jackh726``
matthiaskrgr added a commit to matthiaskrgr/rust that referenced this issue Dec 10, 2021
@matthiaskrgr
Rollup merge of rust-lang#91678 - b-naber:tests-for-postpone-const-ev…
eadfd89 
…al, r=jackh726

Add tests fixed by rust-lang#90023

The following issues were fixed by rust-lang#90023

Fixes rust-lang#79674
Fixes rust-lang#83765
Fixes rust-lang#86033
Fixes rust-lang#90318
Fixes rust-lang#88468

The following issues were duplicates of rust-lang#90654

Fixes rust-lang#86850
Fixes rust-lang#89022

r? ```@jackh726```
@bors bors closed this as completed in d6e9417 Dec 11, 2021
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A-const-generics Area: const generics (parameters and arguments) C-bug Category: This is a bug. F-generic_const_exprs `#![feature(generic_const_exprs)]` glacier ICE tracked in rust-lang/glacier. I-ICE Issue: The compiler panicked, giving an Internal Compilation Error (ICE) ❄️ T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
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Add tests fixed by #90023 b-naber/rust
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@jonas-schievink @Cryptjar @BoxyUwU @rust-lang-glacier-bot