[Panic]: unreachable

[matthiaskrgr]

Summary

/home/matthias/vcs/github/rust_misc_stuff/tests/ui/resolve/issue-117920.rs

Reproducer

#![crate_type = "lib"]

use super::A; //~ ERROR failed to resolve

mod b {
    pub trait A {}
    pub trait B {}
}

/// [`A`]
pub use b::*;

Version

No response

Logs and Backtrace

MARKER_ERROR_TRACE=1 MARKER_LOG=info RUST_BACKTRACE=1    LD_LIBRARY_PATH='/home/matthias/o/target/debug/deps:/home/matthias/.rustup/toolchains/nightly-2023-11-16-x86_64-unknown-linux-gnu/lib:/home/matthias/.rustup/toolchains/nightly-2023-11-16-x86_64-unknown-linux-gnu/lib:/home/matthias/.rustup/toolchains/nightly-x86_64-unknown-linux-gnu/lib'  RUSTC_WORKSPACE_WRAPPER=/home/matthias/.rustup/toolchains/nightly-2023-11-16-x86_64-unknown-linux-gnu/bin/marker_rustc_driver MARKER_LINT_CRATES=marker_lints:/home/matthias/o/target/marker/lints/libmarker_lints.so   RUSTUP_TOOLCHAIN=nightly-2023-11-16    /home/matthias/.rustup/toolchains/nightly-2023-11-16-x86_64-unknown-linux-gnu/bin/marker_rustc_driver /home/matthias/vcs/github/rust_misc_stuff/tests/ui/resolve/issue-117920.rs
error[E0433]: failed to resolve: there are too many leading `super` keywords
 --> /home/matthias/vcs/github/rust_misc_stuff/tests/ui/resolve/issue-117920.rs:3:5
  |
3 | use super::A; //~ ERROR failed to resolve
  |     ^^^^^ there are too many leading `super` keywords

thread 'rustc' panicked at compiler/rustc_resolve/src/lib.rs:2006:67:
internal error: entered unreachable code
stack backtrace:
   0: rust_begin_unwind
             at /rustc/6b771f6b5a6c8b03b6322a9c77ac77cb346148f0/library/std/src/panicking.rs:645:5
   1: core::panicking::panic_fmt
             at /rustc/6b771f6b5a6c8b03b6322a9c77ac77cb346148f0/library/core/src/panicking.rs:72:14
   2: core::panicking::panic
             at /rustc/6b771f6b5a6c8b03b6322a9c77ac77cb346148f0/library/core/src/panicking.rs:127:5
   3: <rustc_resolve::late::LateResolutionVisitor>::resolve_and_cache_rustdoc_path
   4: <rustc_resolve::late::LateResolutionVisitor>::resolve_doc_links
   5: <rustc_resolve::late::LateResolutionVisitor as rustc_ast::visit::Visitor>::visit_item
   6: <rustc_resolve::Resolver>::resolve_crate::{closure#0}
   7: <rustc_resolve::Resolver>::resolve_crate
   8: rustc_interface::passes::resolver_for_lowering
      [... omitted 1 frame ...]
   9: rustc_interface::interface::run_compiler::<core::result::Result<(), rustc_span::ErrorGuaranteed>, rustc_driver_impl::run_compiler::{closure#1}>::{closure#0}
note: Some details are omitted, run with `RUST_BACKTRACE=full` for a verbose backtrace.

error: the compiler unexpectedly panicked. this is a bug.

note: we would appreciate a bug report: https://github.com/rust-marker/marker/issues/new?template=panic.yml

note: please attach the file at `/tmp/marker/rustc-ice-2023-12-18T00_09_38-2060015.txt` to your bug report

query stack during panic:
#0 [resolver_for_lowering] getting the resolver for lowering
end of query stack
note: marker_rustc_driver 0.4.3

note: Achievement Unlocked: [Free Ice Cream]

error: aborting due to previous error

For more information about this error, try `rustc --explain E0433`.

[xFrednet]

It looks like this bug is still on stable, but fixed on nightly. I'll check if this ICE persists after the next toolchain update.

[xFrednet]

cc: #315