diff options
| -rw-r--r-- | compiler/rustc_parse/src/parser/attr.rs | 9 | ||||
| -rw-r--r-- | src/test/ui/proc-macro/issue-86781-bad-inner-doc.rs | 11 | ||||
| -rw-r--r-- | src/test/ui/proc-macro/issue-86781-bad-inner-doc.stderr | 11 |
3 files changed, 30 insertions, 1 deletions
diff --git a/compiler/rustc_parse/src/parser/attr.rs b/compiler/rustc_parse/src/parser/attr.rs index 8b050389078..e9f0038b2d6 100644 --- a/compiler/rustc_parse/src/parser/attr.rs +++ b/compiler/rustc_parse/src/parser/attr.rs @@ -64,7 +64,14 @@ impl<'a> Parser<'a> { } self.bump(); just_parsed_doc_comment = true; - Some(attr::mk_doc_comment(comment_kind, attr_style, data, self.prev_token.span)) + // Always make an outer attribute - this allows us to recover from a misplaced + // inner attribute. + Some(attr::mk_doc_comment( + comment_kind, + ast::AttrStyle::Outer, + data, + self.prev_token.span, + )) } else { None }; diff --git a/src/test/ui/proc-macro/issue-86781-bad-inner-doc.rs b/src/test/ui/proc-macro/issue-86781-bad-inner-doc.rs new file mode 100644 index 00000000000..8be1ae77738 --- /dev/null +++ b/src/test/ui/proc-macro/issue-86781-bad-inner-doc.rs @@ -0,0 +1,11 @@ +// aux-build:test-macros.rs + +#[macro_use] +extern crate test_macros; + +//! Inner doc comment +//~^ ERROR expected outer doc comment +#[derive(Empty)] +pub struct Foo; + +fn main() {} diff --git a/src/test/ui/proc-macro/issue-86781-bad-inner-doc.stderr b/src/test/ui/proc-macro/issue-86781-bad-inner-doc.stderr new file mode 100644 index 00000000000..0b2e612ee5b --- /dev/null +++ b/src/test/ui/proc-macro/issue-86781-bad-inner-doc.stderr @@ -0,0 +1,11 @@ +error[E0753]: expected outer doc comment + --> $DIR/issue-86781-bad-inner-doc.rs:6:1 + | +LL | //! Inner doc comment + | ^^^^^^^^^^^^^^^^^^^^^ + | + = note: inner doc comments like this (starting with `//!` or `/*!`) can only appear before items + +error: aborting due to previous error + +For more information about this error, try `rustc --explain E0753`. |