rustc_codegen_ssa/
errors.rs

1//! Errors emitted by codegen_ssa
2
3use std::borrow::Cow;
4use std::ffi::OsString;
5use std::io::Error;
6use std::path::{Path, PathBuf};
7use std::process::ExitStatus;
8
9use rustc_errors::codes::*;
10use rustc_errors::{
11    Diag, DiagArgValue, DiagCtxtHandle, Diagnostic, EmissionGuarantee, IntoDiagArg, Level,
12};
13use rustc_macros::{Diagnostic, LintDiagnostic, Subdiagnostic};
14use rustc_middle::ty::layout::LayoutError;
15use rustc_middle::ty::{FloatTy, Ty};
16use rustc_span::{Span, Symbol};
17
18use crate::assert_module_sources::CguReuse;
19use crate::back::command::Command;
20use crate::fluent_generated as fluent;
21
22#[derive(Diagnostic)]
23#[diag(codegen_ssa_incorrect_cgu_reuse_type)]
24pub(crate) struct IncorrectCguReuseType<'a> {
25    #[primary_span]
26    pub span: Span,
27    pub cgu_user_name: &'a str,
28    pub actual_reuse: CguReuse,
29    pub expected_reuse: CguReuse,
30    pub at_least: u8,
31}
32
33#[derive(Diagnostic)]
34#[diag(codegen_ssa_cgu_not_recorded)]
35pub(crate) struct CguNotRecorded<'a> {
36    pub cgu_user_name: &'a str,
37    pub cgu_name: &'a str,
38}
39
40#[derive(Diagnostic)]
41#[diag(codegen_ssa_autodiff_without_lto)]
42pub struct AutodiffWithoutLto;
43
44#[derive(Diagnostic)]
45#[diag(codegen_ssa_unknown_reuse_kind)]
46pub(crate) struct UnknownReuseKind {
47    #[primary_span]
48    pub span: Span,
49    pub kind: Symbol,
50}
51
52#[derive(Diagnostic)]
53#[diag(codegen_ssa_missing_query_depgraph)]
54pub(crate) struct MissingQueryDepGraph {
55    #[primary_span]
56    pub span: Span,
57}
58
59#[derive(Diagnostic)]
60#[diag(codegen_ssa_malformed_cgu_name)]
61pub(crate) struct MalformedCguName {
62    #[primary_span]
63    pub span: Span,
64    pub user_path: String,
65    pub crate_name: String,
66}
67
68#[derive(Diagnostic)]
69#[diag(codegen_ssa_no_module_named)]
70pub(crate) struct NoModuleNamed<'a> {
71    #[primary_span]
72    pub span: Span,
73    pub user_path: &'a str,
74    pub cgu_name: Symbol,
75    pub cgu_names: String,
76}
77
78#[derive(Diagnostic)]
79#[diag(codegen_ssa_field_associated_value_expected)]
80pub(crate) struct FieldAssociatedValueExpected {
81    #[primary_span]
82    pub span: Span,
83    pub name: Symbol,
84}
85
86#[derive(Diagnostic)]
87#[diag(codegen_ssa_no_field)]
88pub(crate) struct NoField {
89    #[primary_span]
90    pub span: Span,
91    pub name: Symbol,
92}
93
94#[derive(Diagnostic)]
95#[diag(codegen_ssa_lib_def_write_failure)]
96pub(crate) struct LibDefWriteFailure {
97    pub error: Error,
98}
99
100#[derive(Diagnostic)]
101#[diag(codegen_ssa_version_script_write_failure)]
102pub(crate) struct VersionScriptWriteFailure {
103    pub error: Error,
104}
105
106#[derive(Diagnostic)]
107#[diag(codegen_ssa_symbol_file_write_failure)]
108pub(crate) struct SymbolFileWriteFailure {
109    pub error: Error,
110}
111
112#[derive(Diagnostic)]
113#[diag(codegen_ssa_ld64_unimplemented_modifier)]
114pub(crate) struct Ld64UnimplementedModifier;
115
116#[derive(Diagnostic)]
117#[diag(codegen_ssa_linker_unsupported_modifier)]
118pub(crate) struct LinkerUnsupportedModifier;
119
120#[derive(Diagnostic)]
121#[diag(codegen_ssa_L4Bender_exporting_symbols_unimplemented)]
122pub(crate) struct L4BenderExportingSymbolsUnimplemented;
123
124#[derive(Diagnostic)]
125#[diag(codegen_ssa_no_natvis_directory)]
126pub(crate) struct NoNatvisDirectory {
127    pub error: Error,
128}
129
130#[derive(Diagnostic)]
131#[diag(codegen_ssa_no_saved_object_file)]
132pub(crate) struct NoSavedObjectFile<'a> {
133    pub cgu_name: &'a str,
134}
135
136#[derive(Diagnostic)]
137#[diag(codegen_ssa_requires_rust_abi, code = E0737)]
138pub(crate) struct RequiresRustAbi {
139    #[primary_span]
140    pub span: Span,
141}
142
143#[derive(Diagnostic)]
144#[diag(codegen_ssa_unsupported_instruction_set, code = E0779)]
145pub(crate) struct UnsupportedInstructionSet {
146    #[primary_span]
147    pub span: Span,
148}
149
150#[derive(Diagnostic)]
151#[diag(codegen_ssa_invalid_instruction_set, code = E0779)]
152pub(crate) struct InvalidInstructionSet {
153    #[primary_span]
154    pub span: Span,
155}
156
157#[derive(Diagnostic)]
158#[diag(codegen_ssa_bare_instruction_set, code = E0778)]
159pub(crate) struct BareInstructionSet {
160    #[primary_span]
161    pub span: Span,
162}
163
164#[derive(Diagnostic)]
165#[diag(codegen_ssa_multiple_instruction_set, code = E0779)]
166pub(crate) struct MultipleInstructionSet {
167    #[primary_span]
168    pub span: Span,
169}
170
171#[derive(Diagnostic)]
172#[diag(codegen_ssa_expected_name_value_pair)]
173pub(crate) struct ExpectedNameValuePair {
174    #[primary_span]
175    pub span: Span,
176}
177
178#[derive(Diagnostic)]
179#[diag(codegen_ssa_unexpected_parameter_name)]
180pub(crate) struct UnexpectedParameterName {
181    #[primary_span]
182    #[label]
183    pub span: Span,
184    pub prefix_nops: Symbol,
185    pub entry_nops: Symbol,
186}
187
188#[derive(Diagnostic)]
189#[diag(codegen_ssa_invalid_literal_value)]
190pub(crate) struct InvalidLiteralValue {
191    #[primary_span]
192    #[label]
193    pub span: Span,
194}
195
196#[derive(Diagnostic)]
197#[diag(codegen_ssa_out_of_range_integer)]
198pub(crate) struct OutOfRangeInteger {
199    #[primary_span]
200    #[label]
201    pub span: Span,
202}
203
204#[derive(Diagnostic)]
205#[diag(codegen_ssa_copy_path_buf)]
206pub(crate) struct CopyPathBuf {
207    pub source_file: PathBuf,
208    pub output_path: PathBuf,
209    pub error: Error,
210}
211
212// Reports Paths using `Debug` implementation rather than Path's `Display` implementation.
213#[derive(Diagnostic)]
214#[diag(codegen_ssa_copy_path)]
215pub struct CopyPath<'a> {
216    from: DebugArgPath<'a>,
217    to: DebugArgPath<'a>,
218    error: Error,
219}
220
221impl<'a> CopyPath<'a> {
222    pub fn new(from: &'a Path, to: &'a Path, error: Error) -> CopyPath<'a> {
223        CopyPath { from: DebugArgPath(from), to: DebugArgPath(to), error }
224    }
225}
226
227struct DebugArgPath<'a>(pub &'a Path);
228
229impl IntoDiagArg for DebugArgPath<'_> {
230    fn into_diag_arg(self, _: &mut Option<std::path::PathBuf>) -> rustc_errors::DiagArgValue {
231        DiagArgValue::Str(Cow::Owned(format!("{:?}", self.0)))
232    }
233}
234
235#[derive(Diagnostic)]
236#[diag(codegen_ssa_binary_output_to_tty)]
237pub struct BinaryOutputToTty {
238    pub shorthand: &'static str,
239}
240
241#[derive(Diagnostic)]
242#[diag(codegen_ssa_ignoring_emit_path)]
243pub struct IgnoringEmitPath {
244    pub extension: &'static str,
245}
246
247#[derive(Diagnostic)]
248#[diag(codegen_ssa_ignoring_output)]
249pub struct IgnoringOutput {
250    pub extension: &'static str,
251}
252
253#[derive(Diagnostic)]
254#[diag(codegen_ssa_create_temp_dir)]
255pub(crate) struct CreateTempDir {
256    pub error: Error,
257}
258
259#[derive(Diagnostic)]
260#[diag(codegen_ssa_add_native_library)]
261pub(crate) struct AddNativeLibrary {
262    pub library_path: PathBuf,
263    pub error: Error,
264}
265
266#[derive(Diagnostic)]
267#[diag(codegen_ssa_multiple_external_func_decl)]
268pub(crate) struct MultipleExternalFuncDecl<'a> {
269    #[primary_span]
270    pub span: Span,
271    pub function: Symbol,
272    pub library_name: &'a str,
273}
274
275#[derive(Diagnostic)]
276pub enum LinkRlibError {
277    #[diag(codegen_ssa_rlib_missing_format)]
278    MissingFormat,
279
280    #[diag(codegen_ssa_rlib_only_rmeta_found)]
281    OnlyRmetaFound { crate_name: Symbol },
282
283    #[diag(codegen_ssa_rlib_not_found)]
284    NotFound { crate_name: Symbol },
285
286    #[diag(codegen_ssa_rlib_incompatible_dependency_formats)]
287    IncompatibleDependencyFormats { ty1: String, ty2: String, list1: String, list2: String },
288}
289
290pub(crate) struct ThorinErrorWrapper(pub thorin::Error);
291
292impl<G: EmissionGuarantee> Diagnostic<'_, G> for ThorinErrorWrapper {
293    fn into_diag(self, dcx: DiagCtxtHandle<'_>, level: Level) -> Diag<'_, G> {
294        let build = |msg| Diag::new(dcx, level, msg);
295        match self.0 {
296            thorin::Error::ReadInput(_) => build(fluent::codegen_ssa_thorin_read_input_failure),
297            thorin::Error::ParseFileKind(_) => {
298                build(fluent::codegen_ssa_thorin_parse_input_file_kind)
299            }
300            thorin::Error::ParseObjectFile(_) => {
301                build(fluent::codegen_ssa_thorin_parse_input_object_file)
302            }
303            thorin::Error::ParseArchiveFile(_) => {
304                build(fluent::codegen_ssa_thorin_parse_input_archive_file)
305            }
306            thorin::Error::ParseArchiveMember(_) => {
307                build(fluent::codegen_ssa_thorin_parse_archive_member)
308            }
309            thorin::Error::InvalidInputKind => build(fluent::codegen_ssa_thorin_invalid_input_kind),
310            thorin::Error::DecompressData(_) => build(fluent::codegen_ssa_thorin_decompress_data),
311            thorin::Error::NamelessSection(_, offset) => {
312                build(fluent::codegen_ssa_thorin_section_without_name)
313                    .with_arg("offset", format!("0x{offset:08x}"))
314            }
315            thorin::Error::RelocationWithInvalidSymbol(section, offset) => {
316                build(fluent::codegen_ssa_thorin_relocation_with_invalid_symbol)
317                    .with_arg("section", section)
318                    .with_arg("offset", format!("0x{offset:08x}"))
319            }
320            thorin::Error::MultipleRelocations(section, offset) => {
321                build(fluent::codegen_ssa_thorin_multiple_relocations)
322                    .with_arg("section", section)
323                    .with_arg("offset", format!("0x{offset:08x}"))
324            }
325            thorin::Error::UnsupportedRelocation(section, offset) => {
326                build(fluent::codegen_ssa_thorin_unsupported_relocation)
327                    .with_arg("section", section)
328                    .with_arg("offset", format!("0x{offset:08x}"))
329            }
330            thorin::Error::MissingDwoName(id) => build(fluent::codegen_ssa_thorin_missing_dwo_name)
331                .with_arg("id", format!("0x{id:08x}")),
332            thorin::Error::NoCompilationUnits => {
333                build(fluent::codegen_ssa_thorin_no_compilation_units)
334            }
335            thorin::Error::NoDie => build(fluent::codegen_ssa_thorin_no_die),
336            thorin::Error::TopLevelDieNotUnit => {
337                build(fluent::codegen_ssa_thorin_top_level_die_not_unit)
338            }
339            thorin::Error::MissingRequiredSection(section) => {
340                build(fluent::codegen_ssa_thorin_missing_required_section)
341                    .with_arg("section", section)
342            }
343            thorin::Error::ParseUnitAbbreviations(_) => {
344                build(fluent::codegen_ssa_thorin_parse_unit_abbreviations)
345            }
346            thorin::Error::ParseUnitAttribute(_) => {
347                build(fluent::codegen_ssa_thorin_parse_unit_attribute)
348            }
349            thorin::Error::ParseUnitHeader(_) => {
350                build(fluent::codegen_ssa_thorin_parse_unit_header)
351            }
352            thorin::Error::ParseUnit(_) => build(fluent::codegen_ssa_thorin_parse_unit),
353            thorin::Error::IncompatibleIndexVersion(section, format, actual) => {
354                build(fluent::codegen_ssa_thorin_incompatible_index_version)
355                    .with_arg("section", section)
356                    .with_arg("actual", actual)
357                    .with_arg("format", format)
358            }
359            thorin::Error::OffsetAtIndex(_, index) => {
360                build(fluent::codegen_ssa_thorin_offset_at_index).with_arg("index", index)
361            }
362            thorin::Error::StrAtOffset(_, offset) => {
363                build(fluent::codegen_ssa_thorin_str_at_offset)
364                    .with_arg("offset", format!("0x{offset:08x}"))
365            }
366            thorin::Error::ParseIndex(_, section) => {
367                build(fluent::codegen_ssa_thorin_parse_index).with_arg("section", section)
368            }
369            thorin::Error::UnitNotInIndex(unit) => {
370                build(fluent::codegen_ssa_thorin_unit_not_in_index)
371                    .with_arg("unit", format!("0x{unit:08x}"))
372            }
373            thorin::Error::RowNotInIndex(_, row) => {
374                build(fluent::codegen_ssa_thorin_row_not_in_index).with_arg("row", row)
375            }
376            thorin::Error::SectionNotInRow => build(fluent::codegen_ssa_thorin_section_not_in_row),
377            thorin::Error::EmptyUnit(unit) => build(fluent::codegen_ssa_thorin_empty_unit)
378                .with_arg("unit", format!("0x{unit:08x}")),
379            thorin::Error::MultipleDebugInfoSection => {
380                build(fluent::codegen_ssa_thorin_multiple_debug_info_section)
381            }
382            thorin::Error::MultipleDebugTypesSection => {
383                build(fluent::codegen_ssa_thorin_multiple_debug_types_section)
384            }
385            thorin::Error::NotSplitUnit => build(fluent::codegen_ssa_thorin_not_split_unit),
386            thorin::Error::DuplicateUnit(unit) => build(fluent::codegen_ssa_thorin_duplicate_unit)
387                .with_arg("unit", format!("0x{unit:08x}")),
388            thorin::Error::MissingReferencedUnit(unit) => {
389                build(fluent::codegen_ssa_thorin_missing_referenced_unit)
390                    .with_arg("unit", format!("0x{unit:08x}"))
391            }
392            thorin::Error::NoOutputObjectCreated => {
393                build(fluent::codegen_ssa_thorin_not_output_object_created)
394            }
395            thorin::Error::MixedInputEncodings => {
396                build(fluent::codegen_ssa_thorin_mixed_input_encodings)
397            }
398            thorin::Error::Io(e) => {
399                build(fluent::codegen_ssa_thorin_io).with_arg("error", format!("{e}"))
400            }
401            thorin::Error::ObjectRead(e) => {
402                build(fluent::codegen_ssa_thorin_object_read).with_arg("error", format!("{e}"))
403            }
404            thorin::Error::ObjectWrite(e) => {
405                build(fluent::codegen_ssa_thorin_object_write).with_arg("error", format!("{e}"))
406            }
407            thorin::Error::GimliRead(e) => {
408                build(fluent::codegen_ssa_thorin_gimli_read).with_arg("error", format!("{e}"))
409            }
410            thorin::Error::GimliWrite(e) => {
411                build(fluent::codegen_ssa_thorin_gimli_write).with_arg("error", format!("{e}"))
412            }
413            _ => unimplemented!("Untranslated thorin error"),
414        }
415    }
416}
417
418pub(crate) struct LinkingFailed<'a> {
419    pub linker_path: &'a Path,
420    pub exit_status: ExitStatus,
421    pub command: Command,
422    pub escaped_output: String,
423    pub verbose: bool,
424    pub sysroot_dir: PathBuf,
425}
426
427impl<G: EmissionGuarantee> Diagnostic<'_, G> for LinkingFailed<'_> {
428    fn into_diag(mut self, dcx: DiagCtxtHandle<'_>, level: Level) -> Diag<'_, G> {
429        let mut diag = Diag::new(dcx, level, fluent::codegen_ssa_linking_failed);
430        diag.arg("linker_path", format!("{}", self.linker_path.display()));
431        diag.arg("exit_status", format!("{}", self.exit_status));
432
433        let contains_undefined_ref = self.escaped_output.contains("undefined reference to");
434
435        if self.verbose {
436            diag.note(format!("{:?}", self.command));
437        } else {
438            self.command.env_clear();
439
440            enum ArgGroup {
441                Regular(OsString),
442                Objects(usize),
443                Rlibs(PathBuf, Vec<OsString>),
444            }
445
446            // Omit rust object files and fold rlibs in the error by default to make linker errors a
447            // bit less verbose.
448            let orig_args = self.command.take_args();
449            let mut args: Vec<ArgGroup> = vec![];
450            for arg in orig_args {
451                if arg.as_encoded_bytes().ends_with(b".rcgu.o") {
452                    if let Some(ArgGroup::Objects(n)) = args.last_mut() {
453                        *n += 1;
454                    } else {
455                        args.push(ArgGroup::Objects(1));
456                    }
457                } else if arg.as_encoded_bytes().ends_with(b".rlib") {
458                    let rlib_path = Path::new(&arg);
459                    let dir = rlib_path.parent().unwrap();
460                    let filename = rlib_path.file_stem().unwrap().to_owned();
461                    if let Some(ArgGroup::Rlibs(parent, rlibs)) = args.last_mut() {
462                        if parent == dir {
463                            rlibs.push(filename);
464                        } else {
465                            args.push(ArgGroup::Rlibs(dir.to_owned(), vec![filename]));
466                        }
467                    } else {
468                        args.push(ArgGroup::Rlibs(dir.to_owned(), vec![filename]));
469                    }
470                } else {
471                    args.push(ArgGroup::Regular(arg));
472                }
473            }
474            let crate_hash = regex::bytes::Regex::new(r"-[0-9a-f]+").unwrap();
475            self.command.args(args.into_iter().map(|arg_group| {
476                match arg_group {
477                    // SAFETY: we are only matching on ASCII, not any surrogate pairs, so any replacements we do will still be valid.
478                    ArgGroup::Regular(arg) => unsafe {
479                        use bstr::ByteSlice;
480                        OsString::from_encoded_bytes_unchecked(
481                            arg.as_encoded_bytes().replace(
482                                self.sysroot_dir.as_os_str().as_encoded_bytes(),
483                                b"<sysroot>",
484                            ),
485                        )
486                    },
487                    ArgGroup::Objects(n) => OsString::from(format!("<{n} object files omitted>")),
488                    ArgGroup::Rlibs(mut dir, rlibs) => {
489                        let is_sysroot_dir = match dir.strip_prefix(&self.sysroot_dir) {
490                            Ok(short) => {
491                                dir = Path::new("<sysroot>").join(short);
492                                true
493                            }
494                            Err(_) => false,
495                        };
496                        let mut arg = dir.into_os_string();
497                        arg.push("/");
498                        let needs_braces = rlibs.len() >= 2;
499                        if needs_braces {
500                            arg.push("{");
501                        }
502                        let mut first = true;
503                        for mut rlib in rlibs {
504                            if !first {
505                                arg.push(",");
506                            }
507                            first = false;
508                            if is_sysroot_dir {
509                                // SAFETY: Regex works one byte at a type, and our regex will not match surrogate pairs (because it only matches ascii).
510                                rlib = unsafe {
511                                    OsString::from_encoded_bytes_unchecked(
512                                        crate_hash
513                                            .replace(rlib.as_encoded_bytes(), b"-*")
514                                            .into_owned(),
515                                    )
516                                };
517                            }
518                            arg.push(rlib);
519                        }
520                        if needs_braces {
521                            arg.push("}");
522                        }
523                        arg.push(".rlib");
524                        arg
525                    }
526                }
527            }));
528
529            diag.note(format!("{:?}", self.command).trim_start_matches("env -i").to_owned());
530            diag.note("some arguments are omitted. use `--verbose` to show all linker arguments");
531        }
532
533        diag.note(self.escaped_output);
534
535        // Trying to match an error from OS linkers
536        // which by now we have no way to translate.
537        if contains_undefined_ref {
538            diag.note(fluent::codegen_ssa_extern_funcs_not_found)
539                .note(fluent::codegen_ssa_specify_libraries_to_link);
540
541            if rustc_session::utils::was_invoked_from_cargo() {
542                diag.note(fluent::codegen_ssa_use_cargo_directive);
543            }
544        }
545        diag
546    }
547}
548
549#[derive(Diagnostic)]
550#[diag(codegen_ssa_link_exe_unexpected_error)]
551pub(crate) struct LinkExeUnexpectedError;
552
553#[derive(Diagnostic)]
554#[diag(codegen_ssa_repair_vs_build_tools)]
555pub(crate) struct RepairVSBuildTools;
556
557#[derive(Diagnostic)]
558#[diag(codegen_ssa_missing_cpp_build_tool_component)]
559pub(crate) struct MissingCppBuildToolComponent;
560
561#[derive(Diagnostic)]
562#[diag(codegen_ssa_select_cpp_build_tool_workload)]
563pub(crate) struct SelectCppBuildToolWorkload;
564
565#[derive(Diagnostic)]
566#[diag(codegen_ssa_visual_studio_not_installed)]
567pub(crate) struct VisualStudioNotInstalled;
568
569#[derive(Diagnostic)]
570#[diag(codegen_ssa_linker_not_found)]
571#[note]
572pub(crate) struct LinkerNotFound {
573    pub linker_path: PathBuf,
574    pub error: Error,
575}
576
577#[derive(Diagnostic)]
578#[diag(codegen_ssa_unable_to_exe_linker)]
579#[note]
580#[note(codegen_ssa_command_note)]
581pub(crate) struct UnableToExeLinker {
582    pub linker_path: PathBuf,
583    pub error: Error,
584    pub command_formatted: String,
585}
586
587#[derive(Diagnostic)]
588#[diag(codegen_ssa_msvc_missing_linker)]
589pub(crate) struct MsvcMissingLinker;
590
591#[derive(Diagnostic)]
592#[diag(codegen_ssa_self_contained_linker_missing)]
593pub(crate) struct SelfContainedLinkerMissing;
594
595#[derive(Diagnostic)]
596#[diag(codegen_ssa_check_installed_visual_studio)]
597pub(crate) struct CheckInstalledVisualStudio;
598
599#[derive(Diagnostic)]
600#[diag(codegen_ssa_insufficient_vs_code_product)]
601pub(crate) struct InsufficientVSCodeProduct;
602
603#[derive(Diagnostic)]
604#[diag(codegen_ssa_cpu_required)]
605pub(crate) struct CpuRequired;
606
607#[derive(Diagnostic)]
608#[diag(codegen_ssa_processing_dymutil_failed)]
609#[note]
610pub(crate) struct ProcessingDymutilFailed {
611    pub status: ExitStatus,
612    pub output: String,
613}
614
615#[derive(Diagnostic)]
616#[diag(codegen_ssa_unable_to_run_dsymutil)]
617pub(crate) struct UnableToRunDsymutil {
618    pub error: Error,
619}
620
621#[derive(Diagnostic)]
622#[diag(codegen_ssa_stripping_debug_info_failed)]
623#[note]
624pub(crate) struct StrippingDebugInfoFailed<'a> {
625    pub util: &'a str,
626    pub status: ExitStatus,
627    pub output: String,
628}
629
630#[derive(Diagnostic)]
631#[diag(codegen_ssa_unable_to_run)]
632pub(crate) struct UnableToRun<'a> {
633    pub util: &'a str,
634    pub error: Error,
635}
636
637#[derive(Diagnostic)]
638#[diag(codegen_ssa_linker_file_stem)]
639pub(crate) struct LinkerFileStem;
640
641#[derive(Diagnostic)]
642#[diag(codegen_ssa_static_library_native_artifacts)]
643pub(crate) struct StaticLibraryNativeArtifacts;
644
645#[derive(Diagnostic)]
646#[diag(codegen_ssa_static_library_native_artifacts_to_file)]
647pub(crate) struct StaticLibraryNativeArtifactsToFile<'a> {
648    pub path: &'a Path,
649}
650
651#[derive(Diagnostic)]
652#[diag(codegen_ssa_link_script_unavailable)]
653pub(crate) struct LinkScriptUnavailable;
654
655#[derive(Diagnostic)]
656#[diag(codegen_ssa_link_script_write_failure)]
657pub(crate) struct LinkScriptWriteFailure {
658    pub path: PathBuf,
659    pub error: Error,
660}
661
662#[derive(Diagnostic)]
663#[diag(codegen_ssa_failed_to_write)]
664pub(crate) struct FailedToWrite {
665    pub path: PathBuf,
666    pub error: Error,
667}
668
669#[derive(Diagnostic)]
670#[diag(codegen_ssa_unable_to_write_debugger_visualizer)]
671pub(crate) struct UnableToWriteDebuggerVisualizer {
672    pub path: PathBuf,
673    pub error: Error,
674}
675
676#[derive(Diagnostic)]
677#[diag(codegen_ssa_rlib_archive_build_failure)]
678pub(crate) struct RlibArchiveBuildFailure {
679    pub path: PathBuf,
680    pub error: Error,
681}
682
683#[derive(Diagnostic)]
684// Public for rustc_codegen_llvm::back::archive
685pub enum ExtractBundledLibsError<'a> {
686    #[diag(codegen_ssa_extract_bundled_libs_open_file)]
687    OpenFile { rlib: &'a Path, error: Box<dyn std::error::Error> },
688
689    #[diag(codegen_ssa_extract_bundled_libs_mmap_file)]
690    MmapFile { rlib: &'a Path, error: Box<dyn std::error::Error> },
691
692    #[diag(codegen_ssa_extract_bundled_libs_parse_archive)]
693    ParseArchive { rlib: &'a Path, error: Box<dyn std::error::Error> },
694
695    #[diag(codegen_ssa_extract_bundled_libs_read_entry)]
696    ReadEntry { rlib: &'a Path, error: Box<dyn std::error::Error> },
697
698    #[diag(codegen_ssa_extract_bundled_libs_archive_member)]
699    ArchiveMember { rlib: &'a Path, error: Box<dyn std::error::Error> },
700
701    #[diag(codegen_ssa_extract_bundled_libs_convert_name)]
702    ConvertName { rlib: &'a Path, error: Box<dyn std::error::Error> },
703
704    #[diag(codegen_ssa_extract_bundled_libs_write_file)]
705    WriteFile { rlib: &'a Path, error: Box<dyn std::error::Error> },
706
707    #[diag(codegen_ssa_extract_bundled_libs_write_file)]
708    ExtractSection { rlib: &'a Path, error: Box<dyn std::error::Error> },
709}
710
711#[derive(Diagnostic)]
712#[diag(codegen_ssa_read_file)]
713pub(crate) struct ReadFileError {
714    pub message: std::io::Error,
715}
716
717#[derive(Diagnostic)]
718#[diag(codegen_ssa_unsupported_link_self_contained)]
719pub(crate) struct UnsupportedLinkSelfContained;
720
721#[derive(Diagnostic)]
722#[diag(codegen_ssa_archive_build_failure)]
723// Public for rustc_codegen_llvm::back::archive
724pub struct ArchiveBuildFailure {
725    pub path: PathBuf,
726    pub error: std::io::Error,
727}
728
729#[derive(Diagnostic)]
730#[diag(codegen_ssa_unknown_archive_kind)]
731// Public for rustc_codegen_llvm::back::archive
732pub struct UnknownArchiveKind<'a> {
733    pub kind: &'a str,
734}
735
736#[derive(Diagnostic)]
737#[diag(codegen_ssa_multiple_main_functions)]
738#[help]
739pub(crate) struct MultipleMainFunctions {
740    #[primary_span]
741    pub span: Span,
742}
743
744#[derive(Diagnostic)]
745#[diag(codegen_ssa_invalid_windows_subsystem)]
746pub(crate) struct InvalidWindowsSubsystem {
747    pub subsystem: Symbol,
748}
749
750#[derive(Diagnostic)]
751#[diag(codegen_ssa_shuffle_indices_evaluation)]
752pub(crate) struct ShuffleIndicesEvaluation {
753    #[primary_span]
754    pub span: Span,
755}
756
757#[derive(Diagnostic)]
758pub enum InvalidMonomorphization<'tcx> {
759    #[diag(codegen_ssa_invalid_monomorphization_basic_integer_type, code = E0511)]
760    BasicIntegerType {
761        #[primary_span]
762        span: Span,
763        name: Symbol,
764        ty: Ty<'tcx>,
765    },
766
767    #[diag(codegen_ssa_invalid_monomorphization_basic_float_type, code = E0511)]
768    BasicFloatType {
769        #[primary_span]
770        span: Span,
771        name: Symbol,
772        ty: Ty<'tcx>,
773    },
774
775    #[diag(codegen_ssa_invalid_monomorphization_float_to_int_unchecked, code = E0511)]
776    FloatToIntUnchecked {
777        #[primary_span]
778        span: Span,
779        ty: Ty<'tcx>,
780    },
781
782    #[diag(codegen_ssa_invalid_monomorphization_floating_point_vector, code = E0511)]
783    FloatingPointVector {
784        #[primary_span]
785        span: Span,
786        name: Symbol,
787        f_ty: FloatTy,
788        in_ty: Ty<'tcx>,
789    },
790
791    #[diag(codegen_ssa_invalid_monomorphization_floating_point_type, code = E0511)]
792    FloatingPointType {
793        #[primary_span]
794        span: Span,
795        name: Symbol,
796        in_ty: Ty<'tcx>,
797    },
798
799    #[diag(codegen_ssa_invalid_monomorphization_unrecognized_intrinsic, code = E0511)]
800    UnrecognizedIntrinsic {
801        #[primary_span]
802        span: Span,
803        name: Symbol,
804    },
805
806    #[diag(codegen_ssa_invalid_monomorphization_simd_argument, code = E0511)]
807    SimdArgument {
808        #[primary_span]
809        span: Span,
810        name: Symbol,
811        ty: Ty<'tcx>,
812    },
813
814    #[diag(codegen_ssa_invalid_monomorphization_simd_input, code = E0511)]
815    SimdInput {
816        #[primary_span]
817        span: Span,
818        name: Symbol,
819        ty: Ty<'tcx>,
820    },
821
822    #[diag(codegen_ssa_invalid_monomorphization_simd_first, code = E0511)]
823    SimdFirst {
824        #[primary_span]
825        span: Span,
826        name: Symbol,
827        ty: Ty<'tcx>,
828    },
829
830    #[diag(codegen_ssa_invalid_monomorphization_simd_second, code = E0511)]
831    SimdSecond {
832        #[primary_span]
833        span: Span,
834        name: Symbol,
835        ty: Ty<'tcx>,
836    },
837
838    #[diag(codegen_ssa_invalid_monomorphization_simd_third, code = E0511)]
839    SimdThird {
840        #[primary_span]
841        span: Span,
842        name: Symbol,
843        ty: Ty<'tcx>,
844    },
845
846    #[diag(codegen_ssa_invalid_monomorphization_simd_return, code = E0511)]
847    SimdReturn {
848        #[primary_span]
849        span: Span,
850        name: Symbol,
851        ty: Ty<'tcx>,
852    },
853
854    #[diag(codegen_ssa_invalid_monomorphization_invalid_bitmask, code = E0511)]
855    InvalidBitmask {
856        #[primary_span]
857        span: Span,
858        name: Symbol,
859        mask_ty: Ty<'tcx>,
860        expected_int_bits: u64,
861        expected_bytes: u64,
862    },
863
864    #[diag(codegen_ssa_invalid_monomorphization_return_length_input_type, code = E0511)]
865    ReturnLengthInputType {
866        #[primary_span]
867        span: Span,
868        name: Symbol,
869        in_len: u64,
870        in_ty: Ty<'tcx>,
871        ret_ty: Ty<'tcx>,
872        out_len: u64,
873    },
874
875    #[diag(codegen_ssa_invalid_monomorphization_second_argument_length, code = E0511)]
876    SecondArgumentLength {
877        #[primary_span]
878        span: Span,
879        name: Symbol,
880        in_len: u64,
881        in_ty: Ty<'tcx>,
882        arg_ty: Ty<'tcx>,
883        out_len: u64,
884    },
885
886    #[diag(codegen_ssa_invalid_monomorphization_third_argument_length, code = E0511)]
887    ThirdArgumentLength {
888        #[primary_span]
889        span: Span,
890        name: Symbol,
891        in_len: u64,
892        in_ty: Ty<'tcx>,
893        arg_ty: Ty<'tcx>,
894        out_len: u64,
895    },
896
897    #[diag(codegen_ssa_invalid_monomorphization_return_integer_type, code = E0511)]
898    ReturnIntegerType {
899        #[primary_span]
900        span: Span,
901        name: Symbol,
902        ret_ty: Ty<'tcx>,
903        out_ty: Ty<'tcx>,
904    },
905
906    #[diag(codegen_ssa_invalid_monomorphization_simd_shuffle, code = E0511)]
907    SimdShuffle {
908        #[primary_span]
909        span: Span,
910        name: Symbol,
911        ty: Ty<'tcx>,
912    },
913
914    #[diag(codegen_ssa_invalid_monomorphization_return_length, code = E0511)]
915    ReturnLength {
916        #[primary_span]
917        span: Span,
918        name: Symbol,
919        in_len: u64,
920        ret_ty: Ty<'tcx>,
921        out_len: u64,
922    },
923
924    #[diag(codegen_ssa_invalid_monomorphization_return_element, code = E0511)]
925    ReturnElement {
926        #[primary_span]
927        span: Span,
928        name: Symbol,
929        in_elem: Ty<'tcx>,
930        in_ty: Ty<'tcx>,
931        ret_ty: Ty<'tcx>,
932        out_ty: Ty<'tcx>,
933    },
934
935    #[diag(codegen_ssa_invalid_monomorphization_simd_index_out_of_bounds, code = E0511)]
936    SimdIndexOutOfBounds {
937        #[primary_span]
938        span: Span,
939        name: Symbol,
940        arg_idx: u64,
941        total_len: u128,
942    },
943
944    #[diag(codegen_ssa_invalid_monomorphization_inserted_type, code = E0511)]
945    InsertedType {
946        #[primary_span]
947        span: Span,
948        name: Symbol,
949        in_elem: Ty<'tcx>,
950        in_ty: Ty<'tcx>,
951        out_ty: Ty<'tcx>,
952    },
953
954    #[diag(codegen_ssa_invalid_monomorphization_return_type, code = E0511)]
955    ReturnType {
956        #[primary_span]
957        span: Span,
958        name: Symbol,
959        in_elem: Ty<'tcx>,
960        in_ty: Ty<'tcx>,
961        ret_ty: Ty<'tcx>,
962    },
963
964    #[diag(codegen_ssa_invalid_monomorphization_expected_return_type, code = E0511)]
965    ExpectedReturnType {
966        #[primary_span]
967        span: Span,
968        name: Symbol,
969        in_ty: Ty<'tcx>,
970        ret_ty: Ty<'tcx>,
971    },
972
973    #[diag(codegen_ssa_invalid_monomorphization_mismatched_lengths, code = E0511)]
974    MismatchedLengths {
975        #[primary_span]
976        span: Span,
977        name: Symbol,
978        m_len: u64,
979        v_len: u64,
980    },
981
982    #[diag(codegen_ssa_invalid_monomorphization_mask_wrong_element_type, code = E0511)]
983    MaskWrongElementType {
984        #[primary_span]
985        span: Span,
986        name: Symbol,
987        ty: Ty<'tcx>,
988    },
989
990    #[diag(codegen_ssa_invalid_monomorphization_cannot_return, code = E0511)]
991    CannotReturn {
992        #[primary_span]
993        span: Span,
994        name: Symbol,
995        ret_ty: Ty<'tcx>,
996        expected_int_bits: u64,
997        expected_bytes: u64,
998    },
999
1000    #[diag(codegen_ssa_invalid_monomorphization_expected_element_type, code = E0511)]
1001    ExpectedElementType {
1002        #[primary_span]
1003        span: Span,
1004        name: Symbol,
1005        expected_element: Ty<'tcx>,
1006        second_arg: Ty<'tcx>,
1007        in_elem: Ty<'tcx>,
1008        in_ty: Ty<'tcx>,
1009        mutability: ExpectedPointerMutability,
1010    },
1011
1012    #[diag(codegen_ssa_invalid_monomorphization_unsupported_symbol_of_size, code = E0511)]
1013    UnsupportedSymbolOfSize {
1014        #[primary_span]
1015        span: Span,
1016        name: Symbol,
1017        symbol: Symbol,
1018        in_ty: Ty<'tcx>,
1019        in_elem: Ty<'tcx>,
1020        size: u64,
1021        ret_ty: Ty<'tcx>,
1022    },
1023
1024    #[diag(codegen_ssa_invalid_monomorphization_unsupported_symbol, code = E0511)]
1025    UnsupportedSymbol {
1026        #[primary_span]
1027        span: Span,
1028        name: Symbol,
1029        symbol: Symbol,
1030        in_ty: Ty<'tcx>,
1031        in_elem: Ty<'tcx>,
1032        ret_ty: Ty<'tcx>,
1033    },
1034
1035    #[diag(codegen_ssa_invalid_monomorphization_cast_wide_pointer, code = E0511)]
1036    CastWidePointer {
1037        #[primary_span]
1038        span: Span,
1039        name: Symbol,
1040        ty: Ty<'tcx>,
1041    },
1042
1043    #[diag(codegen_ssa_invalid_monomorphization_expected_pointer, code = E0511)]
1044    ExpectedPointer {
1045        #[primary_span]
1046        span: Span,
1047        name: Symbol,
1048        ty: Ty<'tcx>,
1049    },
1050
1051    #[diag(codegen_ssa_invalid_monomorphization_expected_usize, code = E0511)]
1052    ExpectedUsize {
1053        #[primary_span]
1054        span: Span,
1055        name: Symbol,
1056        ty: Ty<'tcx>,
1057    },
1058
1059    #[diag(codegen_ssa_invalid_monomorphization_unsupported_cast, code = E0511)]
1060    UnsupportedCast {
1061        #[primary_span]
1062        span: Span,
1063        name: Symbol,
1064        in_ty: Ty<'tcx>,
1065        in_elem: Ty<'tcx>,
1066        ret_ty: Ty<'tcx>,
1067        out_elem: Ty<'tcx>,
1068    },
1069
1070    #[diag(codegen_ssa_invalid_monomorphization_unsupported_operation, code = E0511)]
1071    UnsupportedOperation {
1072        #[primary_span]
1073        span: Span,
1074        name: Symbol,
1075        in_ty: Ty<'tcx>,
1076        in_elem: Ty<'tcx>,
1077    },
1078
1079    #[diag(codegen_ssa_invalid_monomorphization_expected_vector_element_type, code = E0511)]
1080    ExpectedVectorElementType {
1081        #[primary_span]
1082        span: Span,
1083        name: Symbol,
1084        expected_element: Ty<'tcx>,
1085        vector_type: Ty<'tcx>,
1086    },
1087}
1088
1089pub enum ExpectedPointerMutability {
1090    Mut,
1091    Not,
1092}
1093
1094impl IntoDiagArg for ExpectedPointerMutability {
1095    fn into_diag_arg(self, _: &mut Option<std::path::PathBuf>) -> DiagArgValue {
1096        match self {
1097            ExpectedPointerMutability::Mut => DiagArgValue::Str(Cow::Borrowed("*mut")),
1098            ExpectedPointerMutability::Not => DiagArgValue::Str(Cow::Borrowed("*_")),
1099        }
1100    }
1101}
1102
1103#[derive(Diagnostic)]
1104#[diag(codegen_ssa_invalid_no_sanitize)]
1105#[note]
1106pub(crate) struct InvalidNoSanitize {
1107    #[primary_span]
1108    pub span: Span,
1109}
1110
1111#[derive(Diagnostic)]
1112#[diag(codegen_ssa_invalid_link_ordinal_nargs)]
1113#[note]
1114pub(crate) struct InvalidLinkOrdinalNargs {
1115    #[primary_span]
1116    pub span: Span,
1117}
1118
1119#[derive(Diagnostic)]
1120#[diag(codegen_ssa_illegal_link_ordinal_format)]
1121#[note]
1122pub(crate) struct InvalidLinkOrdinalFormat {
1123    #[primary_span]
1124    pub span: Span,
1125}
1126
1127#[derive(Diagnostic)]
1128#[diag(codegen_ssa_target_feature_safe_trait)]
1129pub(crate) struct TargetFeatureSafeTrait {
1130    #[primary_span]
1131    #[label]
1132    pub span: Span,
1133    #[label(codegen_ssa_label_def)]
1134    pub def: Span,
1135}
1136
1137#[derive(Diagnostic)]
1138#[diag(codegen_ssa_forbidden_target_feature_attr)]
1139pub struct ForbiddenTargetFeatureAttr<'a> {
1140    #[primary_span]
1141    pub span: Span,
1142    pub feature: &'a str,
1143    pub reason: &'a str,
1144}
1145
1146#[derive(Diagnostic)]
1147#[diag(codegen_ssa_failed_to_get_layout)]
1148pub struct FailedToGetLayout<'tcx> {
1149    #[primary_span]
1150    pub span: Span,
1151    pub ty: Ty<'tcx>,
1152    pub err: LayoutError<'tcx>,
1153}
1154
1155#[derive(Diagnostic)]
1156#[diag(codegen_ssa_dlltool_fail_import_library)]
1157pub(crate) struct DlltoolFailImportLibrary<'a> {
1158    pub dlltool_path: Cow<'a, str>,
1159    pub dlltool_args: String,
1160    pub stdout: Cow<'a, str>,
1161    pub stderr: Cow<'a, str>,
1162}
1163
1164#[derive(Diagnostic)]
1165#[diag(codegen_ssa_error_writing_def_file)]
1166pub(crate) struct ErrorWritingDEFFile {
1167    pub error: std::io::Error,
1168}
1169
1170#[derive(Diagnostic)]
1171#[diag(codegen_ssa_error_calling_dlltool)]
1172pub(crate) struct ErrorCallingDllTool<'a> {
1173    pub dlltool_path: Cow<'a, str>,
1174    pub error: std::io::Error,
1175}
1176
1177#[derive(Diagnostic)]
1178#[diag(codegen_ssa_error_creating_remark_dir)]
1179pub(crate) struct ErrorCreatingRemarkDir {
1180    pub error: std::io::Error,
1181}
1182
1183#[derive(Diagnostic)]
1184#[diag(codegen_ssa_compiler_builtins_cannot_call)]
1185pub struct CompilerBuiltinsCannotCall {
1186    pub caller: String,
1187    pub callee: String,
1188    #[primary_span]
1189    pub span: Span,
1190}
1191
1192#[derive(Diagnostic)]
1193#[diag(codegen_ssa_error_creating_import_library)]
1194pub(crate) struct ErrorCreatingImportLibrary<'a> {
1195    pub lib_name: &'a str,
1196    pub error: String,
1197}
1198
1199#[derive(Diagnostic)]
1200#[diag(codegen_ssa_aix_strip_not_used)]
1201pub(crate) struct AixStripNotUsed;
1202
1203#[derive(Diagnostic, Debug)]
1204pub(crate) enum XcrunError {
1205    #[diag(codegen_ssa_xcrun_failed_invoking)]
1206    FailedInvoking { sdk_name: &'static str, command_formatted: String, error: std::io::Error },
1207
1208    #[diag(codegen_ssa_xcrun_unsuccessful)]
1209    #[note]
1210    Unsuccessful {
1211        sdk_name: &'static str,
1212        command_formatted: String,
1213        stdout: String,
1214        stderr: String,
1215    },
1216}
1217
1218#[derive(Diagnostic, Debug)]
1219#[diag(codegen_ssa_xcrun_sdk_path_warning)]
1220#[note]
1221pub(crate) struct XcrunSdkPathWarning {
1222    pub sdk_name: &'static str,
1223    pub stderr: String,
1224}
1225
1226#[derive(LintDiagnostic)]
1227#[diag(codegen_ssa_aarch64_softfloat_neon)]
1228pub(crate) struct Aarch64SoftfloatNeon;
1229
1230#[derive(Diagnostic)]
1231#[diag(codegen_ssa_unknown_ctarget_feature_prefix)]
1232#[note]
1233pub(crate) struct UnknownCTargetFeaturePrefix<'a> {
1234    pub feature: &'a str,
1235}
1236
1237#[derive(Subdiagnostic)]
1238pub(crate) enum PossibleFeature<'a> {
1239    #[help(codegen_ssa_possible_feature)]
1240    Some { rust_feature: &'a str },
1241    #[help(codegen_ssa_consider_filing_feature_request)]
1242    None,
1243}
1244
1245#[derive(Diagnostic)]
1246#[diag(codegen_ssa_unknown_ctarget_feature)]
1247#[note]
1248pub(crate) struct UnknownCTargetFeature<'a> {
1249    pub feature: &'a str,
1250    #[subdiagnostic]
1251    pub rust_feature: PossibleFeature<'a>,
1252}
1253
1254#[derive(Diagnostic)]
1255#[diag(codegen_ssa_unstable_ctarget_feature)]
1256#[note]
1257pub(crate) struct UnstableCTargetFeature<'a> {
1258    pub feature: &'a str,
1259}
1260
1261#[derive(Diagnostic)]
1262#[diag(codegen_ssa_forbidden_ctarget_feature)]
1263#[note]
1264#[note(codegen_ssa_forbidden_ctarget_feature_issue)]
1265pub(crate) struct ForbiddenCTargetFeature<'a> {
1266    pub feature: &'a str,
1267    pub enabled: &'a str,
1268    pub reason: &'a str,
1269}
1270
1271pub struct TargetFeatureDisableOrEnable<'a> {
1272    pub features: &'a [&'a str],
1273    pub span: Option<Span>,
1274    pub missing_features: Option<MissingFeatures>,
1275}
1276
1277#[derive(Subdiagnostic)]
1278#[help(codegen_ssa_missing_features)]
1279pub struct MissingFeatures;
1280
1281impl<G: EmissionGuarantee> Diagnostic<'_, G> for TargetFeatureDisableOrEnable<'_> {
1282    fn into_diag(self, dcx: DiagCtxtHandle<'_>, level: Level) -> Diag<'_, G> {
1283        let mut diag = Diag::new(dcx, level, fluent::codegen_ssa_target_feature_disable_or_enable);
1284        if let Some(span) = self.span {
1285            diag.span(span);
1286        };
1287        if let Some(missing_features) = self.missing_features {
1288            diag.subdiagnostic(missing_features);
1289        }
1290        diag.arg("features", self.features.join(", "));
1291        diag
1292    }
1293}
1294
1295#[derive(Diagnostic)]
1296#[diag(codegen_ssa_no_mangle_nameless)]
1297pub(crate) struct NoMangleNameless {
1298    #[primary_span]
1299    pub span: Span,
1300    pub definition: String,
1301}
1302
1303#[derive(Diagnostic)]
1304#[diag(codegen_ssa_feature_not_valid)]
1305pub(crate) struct FeatureNotValid<'a> {
1306    pub feature: &'a str,
1307    #[primary_span]
1308    #[label]
1309    pub span: Span,
1310    #[help]
1311    pub plus_hint: bool,
1312}
rustc_codegen_ssa/errors.rs

rustc_codegen_ssa/
errors.rs
