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rust/tests/ui/attributes
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Stuart Cook d862ae2fce Rollup merge of #145238 - estebank:attr-overhaul, r=jdonszelmann 
Tweak invalid builtin attribute output

 - Add link to reference/docs when possible
 - More accurate suggestions by supporting multiple alternative suggestions

```
error: malformed `crate_type` attribute input
  --> $DIR/crate-type-macro-call.rs:1:1
   |
LL | #![crate_type = foo!()]
   | ^^^^^^^^^^^^^^^^^^^^^^^
   |
   = note: for more information, visit <https://doc.rust-lang.org/reference/linkage.html>
help: the following are the possible correct uses
   |
LL - #![crate_type = foo!()]
LL + #![crate_type = "bin"]
   |
LL - #![crate_type = foo!()]
LL + #![crate_type = "cdylib"]
   |
LL - #![crate_type = foo!()]
LL + #![crate_type = "dylib"]
   |
LL - #![crate_type = foo!()]
LL + #![crate_type = "lib"]
   |
   = and 4 other candidates
```
2025-08-12 20:37:53 +10:00
..
auxiliary
allow macro_use as first segment
2025-06-02 16:30:21 +08:00
export
tests: {Meta,Pointee}Sized in non-minicore tests
2025-06-16 23:04:33 +00:00
inline
Adjust tests/ui/attr-usage-inline.rs
2024-12-17 19:57:42 +08:00
main-removed-2
Update tests to use new proc-macro header
2024-11-27 07:18:25 -08:00
no_link
Move some tests out of tests/ui
2025-05-03 17:22:52 +02:00
positions
Specify of_trait in Target::Impl.
2025-07-17 22:21:21 +00:00
unsafe
Add more docs to templates for attrs with incorrect arguments
2025-08-11 17:02:32 +00:00
used
Move more tests/ui tests
2025-05-12 16:35:09 +02:00
z-crate-attr
Rollup merge of #138632 - clubby789:stabilize-cfg-boolean-lit, r=davidtwco,Urgau,traviscross
2025-04-17 06:25:15 +02:00
arg-error-issue-121425.rs
fix spans of arguments in diagnostic
2024-03-03 10:48:40 +08:00
arg-error-issue-121425.stderr
add #[align] attribute
2025-06-18 12:37:08 +02:00
assoc-expr.rs
Overhaul token collection.
2024-08-16 09:07:55 +10:00
attr_unknown_custom_attr.rs
cleaned up some tests
2025-06-08 11:25:09 +05:00
attr_unknown_custom_attr.stderr
cleaned up some tests
2025-06-08 11:25:09 +05:00
attr-bad-crate-attr.rs
compiletest: Require //~ annotations even if error-pattern is specified
2025-04-03 11:08:55 +03:00
attr-bad-crate-attr.stderr
compiletest: Require //~ annotations even if error-pattern is specified
2025-04-03 11:08:55 +03:00
attr-before-view-item2.rs
tests: remove //@ pretty-expanded usages
2024-11-26 02:50:48 +08:00
attr-before-view-item.rs
tests: remove //@ pretty-expanded usages
2024-11-26 02:50:48 +08:00
attr-eq-token-tree.rs
…
attr-eq-token-tree.stderr
Show number in error message even for one error
2023-11-24 19:15:52 +01:00
attr-mix-new.rs
tests: remove //@ pretty-expanded usages
2024-11-26 02:50:48 +08:00
attr-shebang.rs
Adjust tests/ui/attr-shebang.rs
2024-12-17 19:22:21 +08:00
attrs-on-params.rs
…
attrs-on-params.stderr
…
attrs-with-no-formal-in-generics-1.rs
…
attrs-with-no-formal-in-generics-1.stderr
Show number in error message even for one error
2023-11-24 19:15:52 +01:00
attrs-with-no-formal-in-generics-2.rs
…
attrs-with-no-formal-in-generics-2.stderr
Show number in error message even for one error
2023-11-24 19:15:52 +01:00
attrs-with-no-formal-in-generics-3.rs
…
attrs-with-no-formal-in-generics-3.stderr
Show number in error message even for one error
2023-11-24 19:15:52 +01:00
builtin-attribute-prefix.rs
Fix ICE for parsed attributes with longer path not handled by CheckAttrVisitor
2025-07-11 17:02:57 +02:00
builtin-attribute-prefix.stderr
Fix ICE for parsed attributes with longer path not handled by CheckAttrVisitor
2025-07-11 17:02:57 +02:00
check-builtin-attr-ice.rs
Changes to the tests for the #[should_panic] port
2025-08-06 21:38:00 +02:00
check-builtin-attr-ice.stderr
Changes to the tests for the #[should_panic] port
2025-08-06 21:38:00 +02:00
check-cfg_attr-ice.rs
tests: add regression test to make sure cfg_attr isn't considered unhandled
2024-08-06 06:12:10 +00:00
check-cfg_attr-ice.stderr
Reword "crate not found" resolve message
2025-01-24 01:19:50 +00:00
class-attributes-1.rs
[AUTO-GENERATED] Migrate ui tests from // to //@ directives
2024-02-16 20:02:50 +00:00
class-attributes-2.rs
[AUTO-GENERATED] Migrate ui tests from // to //@ directives
2024-02-16 20:02:50 +00:00
cold-attribute-application-54044.rs
Rehome tests/ui/issues/ tests [2/?]
2025-08-02 15:29:16 -04:00
cold-attribute-application-54044.stderr
Rehome tests/ui/issues/ tests [2/?]
2025-08-02 15:29:16 -04:00
collapse-debuginfo-invalid.rs
Implement #[define_opaque] attribute for functions.
2025-03-11 12:05:02 +00:00
collapse-debuginfo-invalid.stderr
Implement #[define_opaque] attribute for functions.
2025-03-11 12:05:02 +00:00
const-stability-on-macro.rs
Update since stability attributes in tests
2023-10-23 13:04:47 -07:00
const-stability-on-macro.stderr
Update since stability attributes in tests
2023-10-23 13:04:47 -07:00
crate-name-attr-validation.rs
cleaned up some tests
2025-06-08 01:14:05 +05:00
crate-name-empty.rs
Add a test with an empty crate name.
2025-03-25 16:14:27 +11:00
crate-name-empty.stderr
Add a test with an empty crate name.
2025-03-25 16:14:27 +11:00
crate-name-macro-call.rs
Reject macro calls inside of #![crate_name]
2025-02-15 16:47:30 +01:00
crate-name-macro-call.stderr
Add link to docs on malformed attributes
2025-08-11 16:00:49 +00:00
crate-name-mismatch.rs
cleaned up some tests
2025-06-08 11:25:09 +05:00
crate-name-mismatch.stderr
cleaned up some tests
2025-06-08 11:25:09 +05:00
crate-type-delimited.rs
Move #![crate_type] UI tests into attributes directory
2025-02-15 03:41:07 +01:00
crate-type-delimited.stderr
Add link to docs on malformed attributes
2025-08-11 16:00:49 +00:00
crate-type-empty.rs
Move #![crate_type] UI tests into attributes directory
2025-02-15 03:41:07 +01:00
crate-type-empty.stderr
Add link to docs on malformed attributes
2025-08-11 16:00:49 +00:00
crate-type-macro-call.rs
Move #![crate_type] UI tests into attributes directory
2025-02-15 03:41:07 +01:00
crate-type-macro-call.stderr
Add link to docs on malformed attributes
2025-08-11 16:00:49 +00:00
crate-type-macro-empty.rs
Rewrite macro_rules! parser to not use the MBE engine itself
2025-06-26 15:20:42 -07:00
crate-type-macro-empty.stderr
Rewrite macro_rules! parser to not use the MBE engine itself
2025-06-26 15:20:42 -07:00
crate-type-macro-not-crate.rs
fix #137589
2025-02-25 18:17:32 +01:00
crate-type-macro-not-crate.stderr
fix #137589
2025-02-25 18:17:32 +01:00
crate-type-macro-not-found.rs
fix #137589
2025-02-25 18:17:32 +01:00
crate-type-macro-not-found.stderr
fix #137589
2025-02-25 18:17:32 +01:00
custom_attr_multisegment_error.rs
cleaned up some tests
2025-06-08 11:25:09 +05:00
custom_attr_multisegment_error.stderr
cleaned up some tests
2025-06-08 11:25:09 +05:00
decl_macro_ty_in_attr_macro.rs
add test to reproduce #137662 (using ty decl macro fragment in an attr) and fix it
2025-02-28 09:43:46 +01:00
doc-attr.rs
Update ui tests
2024-02-29 14:43:43 +01:00
doc-attr.stderr
Update ui tests
2024-02-29 14:43:43 +01:00
doc-test-literal.rs
Update ui tests
2024-02-29 14:43:43 +01:00
doc-test-literal.stderr
Update ui tests
2024-02-29 14:43:43 +01:00
dont-dup-expr-attrs.rs
Fix problem causing rusqlite compilation to OOM.
2025-04-02 06:21:18 +11:00
dump_def_parents.rs
Remove the -test suffix from normalize directives
2024-12-27 19:58:16 +11:00
dump_def_parents.stderr
Filter empty lines, comments and delimiters from previous to last multiline span rendering
2024-12-12 23:36:27 +00:00
dump-preds.rs
Remove the -test suffix from normalize directives
2024-12-27 19:58:16 +11:00
dump-preds.stderr
trait_sel: skip elaboration of sizedness supertrait
2025-06-16 23:04:36 +00:00
duplicated-attributes.rs
[AUTO-GENERATED] Migrate ui tests from // to //@ directives
2024-02-16 20:02:50 +00:00
duplicated-attributes.stderr
…
expected-word.rs
expected word diagnostic test
2025-06-20 15:06:29 +02:00
expected-word.stderr
expected word diagnostic test
2025-06-20 15:06:29 +02:00
extented-attribute-macro-error.rs
Remove the -test suffix from normalize directives
2024-12-27 19:58:16 +11:00
extented-attribute-macro-error.stderr
Do not suggest using -Zmacro-backtrace for builtin macros
2025-03-14 19:50:03 +00:00
field-attributes-vis-unresolved.rs
…
field-attributes-vis-unresolved.stderr
Reword "crate not found" resolve message
2025-01-24 01:19:50 +00:00
fn-align-dyn.rs
Mitigate #[align] name resolution ambiguity regression with a rename
2025-07-19 01:42:30 +08:00
fn-align-nameres-ambiguity-143834.rs
Mitigate #[align] name resolution ambiguity regression with a rename
2025-07-19 01:42:30 +08:00
illegal-macro-use.rs
allow macro_use as first segment
2025-06-02 16:30:21 +08:00
illegal-macro-use.stderr
allow macro_use as first segment
2025-06-02 16:30:21 +08:00
inline-attribute-enum-variant-error.rs
cleaned up some tests
2025-06-28 16:24:17 +05:00
inline-attribute-enum-variant-error.stderr
cleaned up some tests
2025-06-28 16:24:17 +05:00
inline-main.rs
cleaned up some tests
2025-06-28 16:24:17 +05:00
inner-attr-metavar.rs
Fix a problem with metavars and inner attributes.
2025-04-02 06:21:18 +11:00
inner-attrs-impl-cfg.rs
cleaned up some tests
2025-06-29 15:37:33 +05:00
invalid_macro_export_argument.deny.stderr
Replace infallible name_or_empty methods with fallible name methods.
2025-04-17 09:50:52 +10:00
invalid_macro_export_argument.rs
Replace infallible name_or_empty methods with fallible name methods.
2025-04-17 09:50:52 +10:00
invalid-macro-use.rs
Add more docs to templates for attrs with incorrect arguments
2025-08-11 17:02:32 +00:00
invalid-macro-use.stderr
Add more docs to templates for attrs with incorrect arguments
2025-08-11 17:02:32 +00:00
invalid-repr.rs
add #[align] attribute
2025-06-18 12:37:08 +02:00
invalid-repr.stderr
add #[align] attribute
2025-06-18 12:37:08 +02:00
invalid-reprs.rs
check if merged attributes list is empty
2025-04-05 06:09:14 +09:00
invalid-reprs.stderr
Add link to invalid repr error
2025-08-11 16:00:49 +00:00
issue-40962.rs
[AUTO-GENERATED] Migrate ui tests from // to //@ directives
2024-02-16 20:02:50 +00:00
issue-90873.rs
UI tests: add missing diagnostic kinds where possible
2025-04-08 23:06:31 +03:00
issue-90873.stderr
Make parse error suggestions verbose and fix spans
2024-07-12 03:02:57 +00:00
issue-100631.rs
…
issue-100631.stderr
Fix test output expectations
2025-02-24 14:31:19 +01:00
issue-105594-invalid-attr-validation.rs
remove #[cmse_nonsecure_entry]
2024-09-21 13:05:21 +02:00
issue-105594-invalid-attr-validation.stderr
remove #[cmse_nonsecure_entry]
2024-09-21 13:05:21 +02:00
issue-115264-expr-field.rs
[AUTO-GENERATED] Migrate ui tests from // to //@ directives
2024-02-16 20:02:50 +00:00
issue-115264-pat-field.rs
[AUTO-GENERATED] Migrate ui tests from // to //@ directives
2024-02-16 20:02:50 +00:00
item-attributes.rs
Remove libc from rust_get_test_int uses
2024-04-17 09:18:14 -04:00
key-value-expansion-on-mac.rs
Improve an error involving attribute values.
2023-12-12 15:54:25 +11:00
key-value-expansion-on-mac.stderr
Improve an error involving attribute values.
2023-12-12 15:54:25 +11:00
key-value-expansion-scope-pass.rs
resolve: Implement a lint for out-of-scope use of macro_rules
2024-06-24 17:12:08 +03:00
key-value-expansion-scope.rs
Mark all deprecation lints in name resolution as deny-by-default and report-in-deps
2025-08-05 15:28:49 +03:00
key-value-expansion-scope.stderr
Mark all deprecation lints in name resolution as deny-by-default and report-in-deps
2025-08-05 15:28:49 +03:00
key-value-expansion.rs
Update tests.
2025-01-07 16:04:14 +01:00
key-value-expansion.stderr
Improve an error involving attribute values.
2023-12-12 15:54:25 +11:00
key-value-non-ascii.rs
…
key-value-non-ascii.stderr
Show diff suggestion format on verbose replacement
2025-02-10 20:21:39 +00:00
linkage.rs
Emit an error for invalid use of the linkage attribute
2024-08-17 15:03:20 +09:00
linkage.stderr
Emit an error for invalid use of the linkage attribute
2024-08-17 15:03:20 +09:00
lint_on_root.rs
Allow attr entries to declare list of alternatives for List and NamedValueStr
2025-08-11 16:00:49 +00:00
lint_on_root.stderr
fix tests
2025-08-11 16:05:02 +00:00
log-backtrace.rs
[AUTO-GENERATED] Migrate ui tests from // to //@ directives
2024-02-16 20:02:50 +00:00
macro_export_on_decl_macro.rs
check_attrs: Warn when #[macro_export] is used on macros 2.0
2023-08-07 21:14:28 +02:00
macro_export_on_decl_macro.stderr
Show number in error message even for one error
2023-11-24 19:15:52 +01:00
main-removed-1.rs
…
main-removed-1.stderr
Show number in error message even for one error
2023-11-24 19:15:52 +01:00
malformed-attrs.rs
Allow attr entries to declare list of alternatives for List and NamedValueStr
2025-08-11 16:00:49 +00:00
malformed-attrs.stderr
Rollup merge of #145238 - estebank:attr-overhaul, r=jdonszelmann
2025-08-12 20:37:53 +10:00
malformed-fn-align.rs
Mitigate #[align] name resolution ambiguity regression with a rename
2025-07-19 01:42:30 +08:00
malformed-fn-align.stderr
Mitigate #[align] name resolution ambiguity regression with a rename
2025-07-19 01:42:30 +08:00
malformed-must_use.rs
Port #[must_use] to new attribute parsing infrastructure
2025-06-22 14:51:58 +02:00
malformed-must_use.stderr
Port #[must_use] to new attribute parsing infrastructure
2025-06-22 14:51:58 +02:00
malformed-reprs.rs
Regression tests for repr ICEs
2025-07-06 22:07:09 +02:00
malformed-reprs.stderr
Add more docs to templates for attrs with incorrect arguments
2025-08-11 17:02:32 +00:00
may_dangle.rs
Check that #[may_dangle] is properly applied
2024-08-18 20:32:00 +03:00
may_dangle.stderr
Check that #[may_dangle] is properly applied
2024-08-18 20:32:00 +03:00
method-attributes.rs
tests: remove //@ pretty-expanded usages
2024-11-26 02:50:48 +08:00
mixed_export_name_and_no_mangle_2024.fixed
Move mixed export_name/no_mangle check to check_attr.rs and improve the error
2025-06-26 08:50:42 +02:00
mixed_export_name_and_no_mangle_2024.rs
Move mixed export_name/no_mangle check to check_attr.rs and improve the error
2025-06-26 08:50:42 +02:00
mixed_export_name_and_no_mangle_2024.stderr
Move mixed export_name/no_mangle check to check_attr.rs and improve the error
2025-06-26 08:50:42 +02:00
mixed_export_name_and_no_mangle.fixed
Move mixed export_name/no_mangle check to check_attr.rs and improve the error
2025-06-26 08:50:42 +02:00
mixed_export_name_and_no_mangle.rs
Move mixed export_name/no_mangle check to check_attr.rs and improve the error
2025-06-26 08:50:42 +02:00
mixed_export_name_and_no_mangle.stderr
Move mixed export_name/no_mangle check to check_attr.rs and improve the error
2025-06-26 08:50:42 +02:00
multiple-invalid.rs
…
multiple-invalid.stderr
fix bugs in inline/force_inline and diagnostics of all attr parsers
2025-06-17 23:19:31 +02:00
no-mangle-closure.rs
Skip no_mangle if the item has no name.
2023-03-28 18:05:12 +00:00
no-mangle-closure.stderr
Show number in error message even for one error
2023-11-24 19:15:52 +01:00
no-sanitize.rs
Replace infallible name_or_empty methods with fallible name methods.
2025-04-17 09:50:52 +10:00
no-sanitize.stderr
Replace infallible name_or_empty methods with fallible name methods.
2025-04-17 09:50:52 +10:00
nonterminal-expansion.rs
Remove NtExpr and NtLiteral.
2025-04-02 06:20:35 +11:00
nonterminal-expansion.stderr
Remove NtExpr and NtLiteral.
2025-04-02 06:20:35 +11:00
obsolete-attr.rs
…
obsolete-attr.stderr
…
optimize.rs
misapplied optimize attribute throws a compilation error (#128488)
2024-10-20 08:34:15 -06:00
optimize.stderr
misapplied optimize attribute throws a compilation error (#128488)
2024-10-20 08:34:15 -06:00
outer-mod-attr-applies-only-to-first.rs
improves outer mod attribute test
2025-03-15 10:52:07 -06:00
reexport-test-harness-entry-point.rs
cleaned up some tests
2025-07-05 01:54:04 +05:00
repr-align-in-trait-issue-132391.rs
Fix test output expectations
2025-02-24 14:31:19 +01:00
repr-align-in-trait-issue-132391.stderr
Fix test output expectations
2025-02-24 14:31:19 +01:00
rustc_confusables_std_cases.rs
Add get_line confusable to Stdin::read_line()
2024-10-02 23:19:26 -05:00
rustc_confusables_std_cases.stderr
Use tcx.short_string() in more diagnostics
2025-08-07 21:18:00 +00:00
rustc_confusables.rs
use consistent attr errors in all attribute parsers
2025-06-17 23:19:31 +02:00
rustc_confusables.stderr
make error codes reflect reality better
2025-06-17 23:22:51 +02:00
rustc_pub_transparent.rs
New #[rustc_pub_transparent] attribute
2024-08-24 23:05:37 +03:00
rustc_pub_transparent.stderr
New #[rustc_pub_transparent] attribute
2024-08-24 23:05:37 +03:00
rustc_skip_during_method_dispatch.rs
Port #[rustc_skip_during_method_dispatch] to the new attribute system
2025-06-23 22:48:20 +03:00
rustc_skip_during_method_dispatch.stderr
Port #[rustc_skip_during_method_dispatch] to the new attribute system
2025-06-23 22:48:20 +03:00
statement-attribute-validation.rs
Add regression test for #117058
2023-10-24 08:21:52 +00:00
statement-attribute-validation.stderr
Add regression test for #117058
2023-10-24 08:21:52 +00:00
suffixed-literal-meta.rs
…
suffixed-literal-meta.stderr
…
tool_attributes.rs
[AUTO-GENERATED] Migrate ui tests from // to //@ directives
2024-02-16 20:02:50 +00:00
unknown-attr.rs
…
unknown-attr.stderr
…
unnamed-field-attributes-dup.rs
[AUTO-GENERATED] Migrate ui tests from // to //@ directives
2024-02-16 20:02:50 +00:00
unnamed-field-attributes-vis.rs
[AUTO-GENERATED] Migrate ui tests from // to //@ directives
2024-02-16 20:02:50 +00:00
unnamed-field-attributes.rs
[AUTO-GENERATED] Migrate ui tests from // to //@ directives
2024-02-16 20:02:50 +00:00
unrestricted-attribute-tokens.rs
[AUTO-GENERATED] Migrate ui tests from // to //@ directives
2024-02-16 20:02:50 +00:00
unused-item-in-attr.rs
Improve an error involving attribute values.
2023-12-12 15:54:25 +11:00
unused-item-in-attr.stderr
Improve an error involving attribute values.
2023-12-12 15:54:25 +11:00
use-doc-alias-name.rs
collect doc alias as tips during resolution
2025-05-21 00:47:36 +08:00
use-doc-alias-name.stderr
collect doc alias as tips during resolution
2025-05-21 00:47:36 +08:00
use-extern-crate-named-macro-use.rs
allow macro_use as first segment
2025-06-02 16:30:21 +08:00
used_with_archive.rs
Make #[used] work when linking with ld64
2025-02-24 04:04:59 +01:00
used_with_archive.run.stdout
Make #[used] work when linking with ld64
2025-02-24 04:04:59 +01:00
used_with_arg_no_mangle.rs
[AUTO-GENERATED] Migrate ui tests from // to //@ directives
2024-02-16 20:02:50 +00:00
used_with_arg.rs
Port #[used] to new attribute parsing infrastructure
2025-06-27 08:58:26 +02:00
used_with_arg.stderr
Port #[used] to new attribute parsing infrastructure
2025-06-27 08:58:26 +02:00
used_with_multi_args.rs
Port #[used] to new attribute parsing infrastructure
2025-06-27 08:58:26 +02:00
used_with_multi_args.stderr
Allow attr entries to declare list of alternatives for List and NamedValueStr
2025-08-11 16:00:49 +00:00
validation-on-associated-items-issue-121537.rs
fix attribute validation on associated items in traits
2024-02-24 08:14:38 -05:00
validation-on-associated-items-issue-121537.stderr
fix attribute validation on associated items in traits
2024-02-24 08:14:38 -05:00
variant-attributes.rs
tests: remove //@ pretty-expanded usages
2024-11-26 02:50:48 +08:00