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
parent 460072ebee c82e1f2d0e
commit f01b9f803b
9 changed files with 57 additions and 13 deletions
--- a/src/libsyntax_ext/assert.rs
+++ b/src/libsyntax_ext/assert.rs
@@ -37,6 +37,7 @@ pub fn expand_assert<'cx>(
            ))
        }).into(),
        delim: MacDelimiter::Parenthesis,
+        prior_type_ascription: None,
    };
    let if_expr = cx.expr_if(
        sp,