Auto merge of #62816 - estebank:type-ascription-macros, r=petrochenkov

Point at type ascription before macro invocation on expansion parse error Fix https://github.com/rust-lang/rust/issues/47666. Follow up to https://github.com/rust-lang/rust/pull/62791. r? @petrochenkov
2019-08-04 16:19:04 +00:00 · 2019-08-04 16:19:04 +00:00 · f01b9f803b
commit f01b9f803b
parent 460072ebee c82e1f2d0e
9 changed files with 57 additions and 13 deletions
--- a/src/libsyntax/ast.rs
+++ b/src/libsyntax/ast.rs
@ -1306,6 +1306,7 @@ pub struct Mac_ {
    pub path: Path,
    pub delim: MacDelimiter,
    pub tts: TokenStream,
+    pub prior_type_ascription: Option<(Span, bool)>,
 }

 #[derive(Copy, Clone, PartialEq, Eq, RustcEncodable, RustcDecodable, Debug)]