auto-reduced (treereduce-rust):
fn main() {
struct X;
let xs = [X, X, X];
let eq = xs == [panic!("panic evaluated"); 2];
}original:
fn main() {
struct X;
//~^ HELP consider annotating `X` with `#[derive(PartialEq)]`
let xs = [X, X, X];
let eq = xs == [panic!("panic evaluated"); 2];
//~^ ERROR binary operation `==` cannot be applied to type `[X; 3]`
}Version information
rustc 1.85.0-nightly (33c245b9e 2024-12-10)
binary: rustc
commit-hash: 33c245b9e98bc91e18ea1c5033824f4c6f92766f
commit-date: 2024-12-10
host: x86_64-unknown-linux-gnu
release: 1.85.0-nightly
LLVM version: 19.1.5
Command:
/home/matthias/.rustup/toolchains/master/bin/rustc
Program output
warning: unreachable expression
--> /tmp/icemaker_global_tempdir.NcZ6cDcOgb7d/rustc_testrunner_tmpdir_reporting.dN0NI0VTaCoG/mvce.rs:5:20
|
5 | let eq = xs == [panic!("panic evaluated"); 2];
| ^-------------------------^^^^
| ||
| |any code following this expression is unreachable
| unreachable expression
|
= note: `#[warn(unreachable_code)]` on by default
warning: 1 warning emitted
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: this path really should be doomed...
--> /tmp/icemaker_global_tempdir.NcZ6cDcOgb7d/rustc_testrunner_tmpdir_reporting.dN0NI0VTaCoG/mvce.rs:5:17
|
5 | let eq = xs == [panic!("panic evaluated"); 2];
| ^^
|
note: delayed at compiler/rustc_hir_typeck/src/op.rs:925:28 - disabled backtrace
--> /tmp/icemaker_global_tempdir.NcZ6cDcOgb7d/rustc_testrunner_tmpdir_reporting.dN0NI0VTaCoG/mvce.rs:5:17
|
5 | let eq = xs == [panic!("panic evaluated"); 2];
| ^^
error: internal compiler error: expression with never type wound up being adjusted
--> /tmp/icemaker_global_tempdir.NcZ6cDcOgb7d/rustc_testrunner_tmpdir_reporting.dN0NI0VTaCoG/mvce.rs:5:21
|
5 | let eq = xs == [panic!("panic evaluated"); 2];
| ^^^^^^^^^^^^^^^^^^^^^^^^^
|
note: delayed at compiler/rustc_hir_typeck/src/expr.rs:76:43 - disabled backtrace
--> /tmp/icemaker_global_tempdir.NcZ6cDcOgb7d/rustc_testrunner_tmpdir_reporting.dN0NI0VTaCoG/mvce.rs:5:21
|
5 | let eq = xs == [panic!("panic evaluated"); 2];
| ^^^^^^^^^^^^^^^^^^^^^^^^^
= note: this error: internal compiler error originates in the macro `$crate::panic::panic_2015` which comes from the expansion of the macro `panic` (in Nightly builds, run with -Z macro-backtrace for more info)
error: internal compiler error: TyKind::Error constructed but no error reported
|
= note: delayed at compiler/rustc_hir_typeck/src/op.rs:303:17 - disabled backtrace
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: rustc 1.85.0-nightly (33c245b9e 2024-12-10) running on x86_64-unknown-linux-gnu
query stack during panic:
end of query stack
auto-reduced (treereduce-rust):
original:
Version information
Command:
/home/matthias/.rustup/toolchains/master/bin/rustcProgram output