Only add constness arg for const_trait traits

oli-obk · fee1-dead · commit 826f29dfbf3c · 2022-07-15T06:32:04.000Z
diff --git a/compiler/rustc_typeck/src/collect.rs b/compiler/rustc_typeck/src/collect.rs
@@ -1759,7 +1759,7 @@ fn generics_of(tcx: TyCtxt<'_>, def_id: DefId) -> ty::Generics {
         }
     }
 
-    if has_self || parent_has_self {
+    if (has_self || parent_has_self) && tcx.has_attr(def_id, sym::const_trait) {
         params.push(ty::GenericParamDef {
             name: Symbol::intern("<constness>"),
             index: type_start + i as u32,

Original file line number	Diff line number	Diff line change
`@@ -1759,7 +1759,7 @@ fn generics_of(tcx: TyCtxt<'_>, def_id: DefId) -> ty::Generics {`
`1759`	`1759`	`}`
`1760`	`1760`	`}`
`1761`	`1761`
`1762`		`- if has_self \|\| parent_has_self {`
	`1762`	`+ if (has_self \|\| parent_has_self) && tcx.has_attr(def_id, sym::const_trait) {`
`1763`	`1763`	`params.push(ty::GenericParamDef {`
`1764`	`1764`	`name: Symbol::intern("<constness>"),`
`1765`	`1765`	`index: type_start + i as u32,`