Don't set builtin_name for builtin macro implementations.

m-ou-se · petrochenkov · m-ou-se · commit b293bbaba007 · 2021-01-09T20:26:57.000+01:00
This used to be necessary for `is_builtin` in the past, but is no longer required.

Co-authored-by: Vadim Petrochenkov &lt;vadim.petrochenkov@gmail.com&gt;
diff --git a/compiler/rustc_builtin_macros/src/lib.rs b/compiler/rustc_builtin_macros/src/lib.rs
@@ -48,7 +48,7 @@ pub fn register_builtin_macros(resolver: &mut dyn ResolverExpand, edition: Editi
     let mut register = |name, kind| {
         resolver.register_builtin_macro(
             Ident::with_dummy_span(name),
-            SyntaxExtension { builtin_name: Some(name), ..SyntaxExtension::default(kind, edition) },
+            SyntaxExtension::default(kind, edition),
         )
     };
     macro register_bang($($name:ident: $f:expr,)*) {

Original file line number	Diff line number	Diff line change
`@@ -48,7 +48,7 @@ pub fn register_builtin_macros(resolver: &mut dyn ResolverExpand, edition: Editi`
`48`	`48`	`let mut register = \|name, kind\| {`
`49`	`49`	`resolver.register_builtin_macro(`
`50`	`50`	`Ident::with_dummy_span(name),`
`51`		`- SyntaxExtension { builtin_name: Some(name), ..SyntaxExtension::default(kind, edition) },`
	`51`	`+ SyntaxExtension::default(kind, edition),`
`52`	`52`	`)`
`53`	`53`	`};`
`54`	`54`	`macro register_bang($($name:ident: $f:expr,)*) {`