Filter error by span edition.

cjgillot · cjgillot · commit 6152b1d7225a · 2021-12-04T23:13:58.000+01:00
diff --git a/compiler/rustc_typeck/src/astconv/mod.rs b/compiler/rustc_typeck/src/astconv/mod.rs
@@ -2635,7 +2635,7 @@ impl<'o, 'tcx> dyn AstConv<'tcx> + 'o {
                     sugg = format!("<{}>", sugg);
                 }
             }
-            if tcx.sess.edition() >= Edition::Edition2021 {
+            if self_ty.span.edition() >= Edition::Edition2021 {
                 let msg = "trait objects must include the `dyn` keyword";
                 let label = "add `dyn` keyword before this trait";
                 let mut err =

Original file line number	Diff line number	Diff line change
`@@ -2635,7 +2635,7 @@ impl<'o, 'tcx> dyn AstConv<'tcx> + 'o {`
`2635`	`2635`	`sugg = format!("<{}>", sugg);`
`2636`	`2636`	`}`
`2637`	`2637`	`}`
`2638`		`- if tcx.sess.edition() >= Edition::Edition2021 {`
	`2638`	`+ if self_ty.span.edition() >= Edition::Edition2021 {`
`2639`	`2639`	let msg = "trait objects must include the `dyn` keyword";
`2640`	`2640`	let label = "add `dyn` keyword before this trait";
`2641`	`2641`	`let mut err =`