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ICE entered unreachable code: 'expr_to_string' ensures this is a string lit #114010

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matthiaskrgr opened this issue Jul 24, 2023 · 1 comment · Fixed by #114014
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ICE entered unreachable code: 'expr_to_string' ensures this is a string lit #114010

matthiaskrgr opened this issue Jul 24, 2023 · 1 comment · Fixed by #114014
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@davidtwco
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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

env![r#"oopsie"#];

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rustc --version --verbose:

rustc 1.73.0-nightly (1d56e3a6d 2023-07-22)
binary: rustc
commit-hash: 1d56e3a6d943062e41165bf07fea5ea8324ae011
commit-date: 2023-07-22
host: x86_64-unknown-linux-gnu
release: 1.73.0-nightly
LLVM version: 16.0.5

Error output
Backtrace 

thread 'rustc' panicked at 'internal error: entered unreachable code: `expr_to_string` ensures this is a string lit', compiler/rustc_builtin_macros/src/env.rs:92:17
stack backtrace:
   0:     0x7f1ff8162fc1 - std::backtrace_rs::backtrace::libunwind::trace::h509905cddae686a6
                               at /rustc/1d56e3a6d943062e41165bf07fea5ea8324ae011/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
   1:     0x7f1ff8162fc1 - std::backtrace_rs::backtrace::trace_unsynchronized::h6da0e2b3337b1e30
                               at /rustc/1d56e3a6d943062e41165bf07fea5ea8324ae011/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
   2:     0x7f1ff8162fc1 - std::sys_common::backtrace::_print_fmt::h9216b13f5b8eb0d1
                               at /rustc/1d56e3a6d943062e41165bf07fea5ea8324ae011/library/std/src/sys_common/backtrace.rs:65:5
   3:     0x7f1ff8162fc1 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hd4e00f1e93457531
                               at /rustc/1d56e3a6d943062e41165bf07fea5ea8324ae011/library/std/src/sys_common/backtrace.rs:44:22
   4:     0x7f1ff81c949c - core::fmt::rt::Argument::fmt::h5418ff3cd9c6d99d
                               at /rustc/1d56e3a6d943062e41165bf07fea5ea8324ae011/library/core/src/fmt/rt.rs:138:9
   5:     0x7f1ff81c949c - core::fmt::write::h23a8d9337e11b079
                               at /rustc/1d56e3a6d943062e41165bf07fea5ea8324ae011/library/core/src/fmt/mod.rs:1094:21
   6:     0x7f1ff81557ae - std::io::Write::write_fmt::hbe415f6b7f7a1912
                               at /rustc/1d56e3a6d943062e41165bf07fea5ea8324ae011/library/std/src/io/mod.rs:1714:15
   7:     0x7f1ff8162dd5 - std::sys_common::backtrace::_print::hb9a6b5e7a19dcd5b
                               at /rustc/1d56e3a6d943062e41165bf07fea5ea8324ae011/library/std/src/sys_common/backtrace.rs:47:5
   8:     0x7f1ff8162dd5 - std::sys_common::backtrace::print::hfc5dc88d3a88062d
                               at /rustc/1d56e3a6d943062e41165bf07fea5ea8324ae011/library/std/src/sys_common/backtrace.rs:34:9
   9:     0x7f1ff8165e2a - std::panicking::panic_hook_with_disk_dump::{{closure}}::h51bf0a262f0cf563
                               at /rustc/1d56e3a6d943062e41165bf07fea5ea8324ae011/library/std/src/panicking.rs:278:22
  10:     0x7f1ff8165ac3 - std::panicking::panic_hook_with_disk_dump::h6c62bd88aa3ea831
                               at /rustc/1d56e3a6d943062e41165bf07fea5ea8324ae011/library/std/src/panicking.rs:312:9
  11:     0x7f1ffb381fd9 - <rustc_driver_impl[e9be562aef94a05d]::install_ice_hook::{closure#0} as core[10bad24bc919c215]::ops::function::FnOnce<(&core[10bad24bc919c215]::panic::panic_info::PanicInfo,)>>::call_once::{shim:vtable#0}
  12:     0x7f1ff81666d0 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd745d583f4cb4971
                               at /rustc/1d56e3a6d943062e41165bf07fea5ea8324ae011/library/alloc/src/boxed.rs:2021:9
  13:     0x7f1ff81666d0 - std::panicking::rust_panic_with_hook::hbda7e7161537b95d
                               at /rustc/1d56e3a6d943062e41165bf07fea5ea8324ae011/library/std/src/panicking.rs:733:13
  14:     0x7f1ff8166411 - std::panicking::begin_panic_handler::{{closure}}::hab2d8b6eac9548db
                               at /rustc/1d56e3a6d943062e41165bf07fea5ea8324ae011/library/std/src/panicking.rs:619:13
  15:     0x7f1ff8163426 - std::sys_common::backtrace::__rust_end_short_backtrace::he1caec0f4ddeb319
                               at /rustc/1d56e3a6d943062e41165bf07fea5ea8324ae011/library/std/src/sys_common/backtrace.rs:151:18
  16:     0x7f1ff81661a2 - rust_begin_unwind
                               at /rustc/1d56e3a6d943062e41165bf07fea5ea8324ae011/library/std/src/panicking.rs:617:5
  17:     0x7f1ff81c5853 - core::panicking::panic_fmt::h79f296680ee9d46c
                               at /rustc/1d56e3a6d943062e41165bf07fea5ea8324ae011/library/core/src/panicking.rs:67:14
  18:     0x7f1ffabdd4a5 - rustc_builtin_macros[8f27ad8a4f049a87]::env::expand_env
  19:     0x7f1ffa03bd2b - <rustc_expand[6524ec723209282b]::expand::MacroExpander>::fully_expand_fragment
  20:     0x7f1ffa460467 - <rustc_expand[6524ec723209282b]::expand::MacroExpander>::expand_crate
  21:     0x7f1ffa45f73a - <rustc_session[9ddbf5ab1688fc16]::session::Session>::time::<rustc_ast[6084bf2dd6e0c532]::ast::Crate, rustc_interface[55063173ce956844]::passes::configure_and_expand::{closure#1}>
  22:     0x7f1ffa45507d - rustc_interface[55063173ce956844]::passes::resolver_for_lowering
  23:     0x7f1ffa87ac0a - rustc_query_impl[4d0ef3b00c5e4156]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[4d0ef3b00c5e4156]::query_impl::resolver_for_lowering::dynamic_query::{closure#2}::{closure#0}, rustc_middle[bead21bff5789310]::query::erase::Erased<[u8; 8usize]>>
  24:     0x7f1ffa87abf9 - <rustc_query_impl[4d0ef3b00c5e4156]::query_impl::resolver_for_lowering::dynamic_query::{closure#2} as core[10bad24bc919c215]::ops::function::FnOnce<(rustc_middle[bead21bff5789310]::ty::context::TyCtxt, ())>>::call_once
  25:     0x7f1ffa7edfac - rustc_query_system[1faf51cb8618f8cb]::query::plumbing::try_execute_query::<rustc_query_impl[4d0ef3b00c5e4156]::DynamicConfig<rustc_query_system[1faf51cb8618f8cb]::query::caches::SingleCache<rustc_middle[bead21bff5789310]::query::erase::Erased<[u8; 8usize]>>, false, false, false>, rustc_query_impl[4d0ef3b00c5e4156]::plumbing::QueryCtxt, false>
  26:     0x7f1fface04b5 - rustc_query_impl[4d0ef3b00c5e4156]::query_impl::resolver_for_lowering::get_query_non_incr::__rust_end_short_backtrace
  27:     0x7f1ffa5d4b43 - <rustc_middle[bead21bff5789310]::ty::context::GlobalCtxt>::enter::<rustc_driver_impl[e9be562aef94a05d]::run_compiler::{closure#1}::{closure#2}::{closure#2}, &rustc_data_structures[1cb6090e7ad35c2c]::steal::Steal<(rustc_middle[bead21bff5789310]::ty::ResolverAstLowering, alloc[742319f675282104]::rc::Rc<rustc_ast[6084bf2dd6e0c532]::ast::Crate>)>>
  28:     0x7f1ffa5d3f3a - <rustc_interface[55063173ce956844]::interface::Compiler>::enter::<rustc_driver_impl[e9be562aef94a05d]::run_compiler::{closure#1}::{closure#2}, core[10bad24bc919c215]::result::Result<core[10bad24bc919c215]::option::Option<rustc_interface[55063173ce956844]::queries::Linker>, rustc_span[453ac3b41b1db22e]::ErrorGuaranteed>>
  29:     0x7f1ffa5d1204 - std[f09b4e9489d6fa37]::sys_common::backtrace::__rust_begin_short_backtrace::<rustc_interface[55063173ce956844]::util::run_in_thread_pool_with_globals<rustc_interface[55063173ce956844]::interface::run_compiler<core[10bad24bc919c215]::result::Result<(), rustc_span[453ac3b41b1db22e]::ErrorGuaranteed>, rustc_driver_impl[e9be562aef94a05d]::run_compiler::{closure#1}>::{closure#0}, core[10bad24bc919c215]::result::Result<(), rustc_span[453ac3b41b1db22e]::ErrorGuaranteed>>::{closure#0}::{closure#0}, core[10bad24bc919c215]::result::Result<(), rustc_span[453ac3b41b1db22e]::ErrorGuaranteed>>
  30:     0x7f1ffabf708e - <<std[f09b4e9489d6fa37]::thread::Builder>::spawn_unchecked_<rustc_interface[55063173ce956844]::util::run_in_thread_pool_with_globals<rustc_interface[55063173ce956844]::interface::run_compiler<core[10bad24bc919c215]::result::Result<(), rustc_span[453ac3b41b1db22e]::ErrorGuaranteed>, rustc_driver_impl[e9be562aef94a05d]::run_compiler::{closure#1}>::{closure#0}, core[10bad24bc919c215]::result::Result<(), rustc_span[453ac3b41b1db22e]::ErrorGuaranteed>>::{closure#0}::{closure#0}, core[10bad24bc919c215]::result::Result<(), rustc_span[453ac3b41b1db22e]::ErrorGuaranteed>>::{closure#1} as core[10bad24bc919c215]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
  31:     0x7f1ff8170dc5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h8a18b7b935b5e844
                               at /rustc/1d56e3a6d943062e41165bf07fea5ea8324ae011/library/alloc/src/boxed.rs:2007:9
  32:     0x7f1ff8170dc5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h0b924a3cc5fe3c31
                               at /rustc/1d56e3a6d943062e41165bf07fea5ea8324ae011/library/alloc/src/boxed.rs:2007:9
  33:     0x7f1ff8170dc5 - std::sys::unix::thread::Thread::new::thread_start::h58221aa77f2e8b9e
                               at /rustc/1d56e3a6d943062e41165bf07fea5ea8324ae011/library/std/src/sys/unix/thread.rs:108:17
  34:     0x7f1ff7ec944b - <unknown>
  35:     0x7f1ff7f4ce40 - <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 attach the file at `/tmp/im/rustc-ice-2023-07-24T13:08:16.857562432Z-1809096.txt` to your bug report

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

@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 Jul 24, 2023
@rustbot rustbot added the needs-triage This issue may need triage. Remove it if it has been sufficiently triaged. label Jul 24, 2023
@matthiaskrgr
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Regression in nightly-2023-05-15
Regression in 0a0e045 #111552
Probably #111463 cc @clubby789

@davidtwco davidtwco mentioned this issue Jul 24, 2023
Merged
@davidtwco davidtwco self-assigned this Jul 24, 2023
@saethlin saethlin removed the needs-triage This issue may need triage. Remove it if it has been sufficiently triaged. label Jul 25, 2023
@bors bors closed this as completed in 8ecaf2a Jul 25, 2023
flip1995 pushed a commit to flip1995/rust that referenced this issue Jul 31, 2023
@matthiaskrgr
Rollup merge of rust-lang#114014 - davidtwco:issue-114010-env-rawstr,…
0f3a149 
… r=cjgillot

builtin_macros: expect raw strings too

Fixes rust-lang#114010.

`expr_to_string` allows raw strings through so this code should be expected to handle those.
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Labels
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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builtin_macros: expect raw strings too davidtwco/rust
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@matthiaskrgr @davidtwco @saethlin @rustbot