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ICE: expanded a dummy bang macro #126647

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matthiaskrgr opened this issue Jun 18, 2024 · 1 comment · Fixed by #126735
Closed

ICE: expanded a dummy bang macro #126647

matthiaskrgr opened this issue Jun 18, 2024 · 1 comment · Fixed by #126735
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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.

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@matthiaskrgr
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Code

const fn test() -> impl FnMut(usize) -> u32 {
    const { #![path = foo!()] }
}

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rustc --version --verbose:

rustc 1.81.0-nightly (59e2c01c2 2024-06-17)
binary: rustc
commit-hash: 59e2c01c2217a01546222e4d9ff4e6695ee8a1db
commit-date: 2024-06-17
host: x86_64-unknown-linux-gnu
release: 1.81.0-nightly
LLVM version: 18.1.7

Error output

<output>
Backtrace 

thread 'rustc' panicked at compiler/rustc_resolve/src/def_collector.rs:18:71:
no entry found for key
stack backtrace:
   0:     0x74610d211935 - std::backtrace_rs::backtrace::libunwind::trace::h184e33fa7a4efbe9
                               at /rustc/59e2c01c2217a01546222e4d9ff4e6695ee8a1db/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
   1:     0x74610d211935 - std::backtrace_rs::backtrace::trace_unsynchronized::h4dca295048001c05
                               at /rustc/59e2c01c2217a01546222e4d9ff4e6695ee8a1db/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
   2:     0x74610d211935 - std::sys::backtrace::_print_fmt::h622e99f1f7a98eb9
                               at /rustc/59e2c01c2217a01546222e4d9ff4e6695ee8a1db/library/std/src/sys/backtrace.rs:68:5
   3:     0x74610d211935 - <std::sys::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h28f531d3888c6232
                               at /rustc/59e2c01c2217a01546222e4d9ff4e6695ee8a1db/library/std/src/sys/backtrace.rs:44:22
   4:     0x74610d2624bb - core::fmt::rt::Argument::fmt::h253c327f844a6420
                               at /rustc/59e2c01c2217a01546222e4d9ff4e6695ee8a1db/library/core/src/fmt/rt.rs:165:63
   5:     0x74610d2624bb - core::fmt::write::h2fb7595745e09759
                               at /rustc/59e2c01c2217a01546222e4d9ff4e6695ee8a1db/library/core/src/fmt/mod.rs:1168:21
   6:     0x74610d20651f - std::io::Write::write_fmt::h552e7a88d935daf5
                               at /rustc/59e2c01c2217a01546222e4d9ff4e6695ee8a1db/library/std/src/io/mod.rs:1835:15
   7:     0x74610d21170e - std::sys::backtrace::_print::h249fbba2cfb2db75
                               at /rustc/59e2c01c2217a01546222e4d9ff4e6695ee8a1db/library/std/src/sys/backtrace.rs:47:5
   8:     0x74610d21170e - std::sys::backtrace::print::hd0736ee82821eb5a
                               at /rustc/59e2c01c2217a01546222e4d9ff4e6695ee8a1db/library/std/src/sys/backtrace.rs:34:9
   9:     0x74610d214149 - std::panicking::default_hook::{{closure}}::h00c814c943d2d674
  10:     0x74610d213eec - std::panicking::default_hook::h551f46be220f17f1
                               at /rustc/59e2c01c2217a01546222e4d9ff4e6695ee8a1db/library/std/src/panicking.rs:292:9
  11:     0x746109ac6a6f - std[c3fbaf9a0386b13c]::panicking::update_hook::<alloc[3df32a5d58f536a7]::boxed::Box<rustc_driver_impl[ee4d79150a07c4f8]::install_ice_hook::{closure#0}>>::{closure#0}
  12:     0x74610d214a4f - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::ha3b0d962ec1ff02b
                               at /rustc/59e2c01c2217a01546222e4d9ff4e6695ee8a1db/library/alloc/src/boxed.rs:2076:9
  13:     0x74610d214a4f - std::panicking::rust_panic_with_hook::h0adf1873cdd8ce86
                               at /rustc/59e2c01c2217a01546222e4d9ff4e6695ee8a1db/library/std/src/panicking.rs:801:13
  14:     0x74610d214677 - std::panicking::begin_panic_handler::{{closure}}::h14e7b85ca1885ac4
                               at /rustc/59e2c01c2217a01546222e4d9ff4e6695ee8a1db/library/std/src/panicking.rs:667:13
  15:     0x74610d211df9 - std::sys::backtrace::__rust_end_short_backtrace::h17e9af05fae71c34
                               at /rustc/59e2c01c2217a01546222e4d9ff4e6695ee8a1db/library/std/src/sys/backtrace.rs:171:18
  16:     0x74610d214324 - rust_begin_unwind
                               at /rustc/59e2c01c2217a01546222e4d9ff4e6695ee8a1db/library/std/src/panicking.rs:658:5
  17:     0x74610d25ea73 - core::panicking::panic_fmt::h273dffa90a45a379
                               at /rustc/59e2c01c2217a01546222e4d9ff4e6695ee8a1db/library/core/src/panicking.rs:74:14
  18:     0x74610d25e8cb - core::panicking::panic_display::h4c64ba18b3569eba
                               at /rustc/59e2c01c2217a01546222e4d9ff4e6695ee8a1db/library/core/src/panicking.rs:264:5
  19:     0x74610d25e8cb - core::option::expect_failed::h4bc01f21b61f5a56
                               at /rustc/59e2c01c2217a01546222e4d9ff4e6695ee8a1db/library/core/src/option.rs:2021:5
  20:     0x74610c4fdc80 - <rustc_resolve[ca53971e3488965f]::Resolver as rustc_expand[8d24b62af0bc097]::base::ResolverExpand>::visit_ast_fragment_with_placeholders.cold
  21:     0x7461078113c2 - <rustc_expand[8d24b62af0bc097]::expand::MacroExpander>::fully_expand_fragment
  22:     0x74610bbe4118 - <rustc_expand[8d24b62af0bc097]::expand::MacroExpander>::expand_crate
  23:     0x74610b31e98a - rustc_interface[ad92266d8770ef5]::passes::resolver_for_lowering_raw
  24:     0x74610b31df4d - rustc_query_impl[250cb7a150488de5]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[250cb7a150488de5]::query_impl::resolver_for_lowering_raw::dynamic_query::{closure#2}::{closure#0}, rustc_middle[516cb2fde7e58e9c]::query::erase::Erased<[u8; 16usize]>>
  25:     0x74610b31df2d - <rustc_query_impl[250cb7a150488de5]::query_impl::resolver_for_lowering_raw::dynamic_query::{closure#2} as core[2498b3506ce20dac]::ops::function::FnOnce<(rustc_middle[516cb2fde7e58e9c]::ty::context::TyCtxt, ())>>::call_once
  26:     0x74610bc46991 - rustc_query_system[7ef52ba0f7b4d7c0]::query::plumbing::try_execute_query::<rustc_query_impl[250cb7a150488de5]::DynamicConfig<rustc_query_system[7ef52ba0f7b4d7c0]::query::caches::SingleCache<rustc_middle[516cb2fde7e58e9c]::query::erase::Erased<[u8; 16usize]>>, false, false, false>, rustc_query_impl[250cb7a150488de5]::plumbing::QueryCtxt, false>
  27:     0x74610bc4662d - rustc_query_impl[250cb7a150488de5]::query_impl::resolver_for_lowering_raw::get_query_non_incr::__rust_end_short_backtrace
  28:     0x74610bad0ec2 - rustc_interface[ad92266d8770ef5]::interface::run_compiler::<core[2498b3506ce20dac]::result::Result<(), rustc_span[72d27a3883823780]::ErrorGuaranteed>, rustc_driver_impl[ee4d79150a07c4f8]::run_compiler::{closure#0}>::{closure#1}
  29:     0x74610bab2b09 - std[c3fbaf9a0386b13c]::sys::backtrace::__rust_begin_short_backtrace::<rustc_interface[ad92266d8770ef5]::util::run_in_thread_with_globals<rustc_interface[ad92266d8770ef5]::util::run_in_thread_pool_with_globals<rustc_interface[ad92266d8770ef5]::interface::run_compiler<core[2498b3506ce20dac]::result::Result<(), rustc_span[72d27a3883823780]::ErrorGuaranteed>, rustc_driver_impl[ee4d79150a07c4f8]::run_compiler::{closure#0}>::{closure#1}, core[2498b3506ce20dac]::result::Result<(), rustc_span[72d27a3883823780]::ErrorGuaranteed>>::{closure#0}, core[2498b3506ce20dac]::result::Result<(), rustc_span[72d27a3883823780]::ErrorGuaranteed>>::{closure#0}::{closure#0}, core[2498b3506ce20dac]::result::Result<(), rustc_span[72d27a3883823780]::ErrorGuaranteed>>
  30:     0x74610bab28ba - <<std[c3fbaf9a0386b13c]::thread::Builder>::spawn_unchecked_<rustc_interface[ad92266d8770ef5]::util::run_in_thread_with_globals<rustc_interface[ad92266d8770ef5]::util::run_in_thread_pool_with_globals<rustc_interface[ad92266d8770ef5]::interface::run_compiler<core[2498b3506ce20dac]::result::Result<(), rustc_span[72d27a3883823780]::ErrorGuaranteed>, rustc_driver_impl[ee4d79150a07c4f8]::run_compiler::{closure#0}>::{closure#1}, core[2498b3506ce20dac]::result::Result<(), rustc_span[72d27a3883823780]::ErrorGuaranteed>>::{closure#0}, core[2498b3506ce20dac]::result::Result<(), rustc_span[72d27a3883823780]::ErrorGuaranteed>>::{closure#0}::{closure#0}, core[2498b3506ce20dac]::result::Result<(), rustc_span[72d27a3883823780]::ErrorGuaranteed>>::{closure#2} as core[2498b3506ce20dac]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
  31:     0x74610d21e8cb - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h415b3c48feec9148
                               at /rustc/59e2c01c2217a01546222e4d9ff4e6695ee8a1db/library/alloc/src/boxed.rs:2062:9
  32:     0x74610d21e8cb - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h0d4446e047e96116
                               at /rustc/59e2c01c2217a01546222e4d9ff4e6695ee8a1db/library/alloc/src/boxed.rs:2062:9
  33:     0x74610d21e8cb - std::sys::pal::unix::thread::Thread::new::thread_start::h01071f1a69504322
                               at /rustc/59e2c01c2217a01546222e4d9ff4e6695ee8a1db/library/std/src/sys/pal/unix/thread.rs:108:17
  34:     0x7461066a6ded - <unknown>
  35:     0x74610672a0dc - <unknown>
  36:                0x0 - <unknown>

error: 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: please make sure that you have updated to the latest nightly

note: please attach the file at `/home/matthias/vcs/github/glacier2/ices/rustc-ice-2024-06-18T21_35_30-1920013.txt` to your bug report

query stack during panic:
#0 [resolver_for_lowering_raw] getting the resolver for lowering
end of query stack
note: no errors encountered even though delayed bugs were created

note: those delayed bugs will now be shown as internal compiler errors

error: internal compiler error: expanded a dummy bang macro
 --> /home/matthias/vcs/github/glacier2/ices/icemaker_omni_4/5B40B247F34301387AD2586EA8590F8C51E3821EC45818650747CF79194450B9.rs:3:23
  |
3 |     const { #![path = foo!()] }
  |                       ^^^^^^
  |
note: delayed at compiler/rustc_expand/src/base.rs:902:26 - disabled backtrace
 --> /home/matthias/vcs/github/glacier2/ices/icemaker_omni_4/5B40B247F34301387AD2586EA8590F8C51E3821EC45818650747CF79194450B9.rs:3:23
  |
3 |     const { #![path = foo!()] }
  |                       ^^^^^^

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: please make sure that you have updated to the latest nightly

note: please attach the file at `/home/matthias/vcs/github/glacier2/ices/rustc-ice-2024-06-18T21_35_30-1920013.txt` to your bug report

query stack during panic:
end of query stack
thread 'rustc' panicked at library/core/src/panicking.rs:229:5:
panic in a destructor during cleanup

error: 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: please make sure that you have updated to the latest nightly

note: please attach the file at `/home/matthias/vcs/github/glacier2/ices/rustc-ice-2024-06-18T21_35_30-1920013.txt` to your bug report

query stack during panic:
end of query stack
thread caused non-unwinding panic. aborting.
[1]    1920013 IOT instruction  rustc

@matthiaskrgr matthiaskrgr added 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. C-bug Category: This is a bug. labels Jun 18, 2024
@rustbot rustbot added the needs-triage This issue may need triage. Remove it if it has been sufficiently triaged. label Jun 18, 2024
@GrigorenkoPV
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Regression in nightly-2023-11-29 (49b3924...5facb42)

@bvanjoi bvanjoi mentioned this issue Jun 20, 2024
Merged
@bors bors closed this as completed in 2fa148e Jun 20, 2024
rust-timer added a commit to rust-lang-ci/rust that referenced this issue Jun 20, 2024
@rust-timer
Unrolled build for rust-lang#126735
435a80b 
Rollup merge of rust-lang#126735 - bvanjoi:fix-126647, r=petrochenkov

collect attrs in const block expr

Fixes rust-lang#126516
Fixes rust-lang#126647

It was forgotten to collect these attributes in the const block expression.

r? `@petrochenkov`
@saethlin saethlin removed the needs-triage This issue may need triage. Remove it if it has been sufficiently triaged. label Jun 20, 2024
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collect attrs in const block expr bvanjoi/rust
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@matthiaskrgr @saethlin @rustbot @GrigorenkoPV