Merge #7879

7879: Fix some warnings r=lnicola a=lnicola

bors r+

Co-authored-by: Laurențiu Nicola <lnicola@dend.ro>

crates/hir_def/src/attr.rs

@@ -367,7 +367,7 @@ fn inner_attributes(
             // Excerpt from the reference:
             // Block expressions accept outer and inner attributes, but only when they are the outer
             // expression of an expression statement or the final expression of another block expression.
-            ast::BlockExpr(it) => return None,
+            ast::BlockExpr(_it) => return None,
             _ => return None,
         }
     };

crates/ide/src/runnables.rs

@@ -189,7 +189,7 @@ pub(crate) fn doc_owner_to_def(
 ) -> Option<Definition> {
     let res: hir::ModuleDef = match_ast! {
         match item {
-            ast::SourceFile(it) => sema.scope(&item).module()?.into(),
+            ast::SourceFile(_it) => sema.scope(&item).module()?.into(),
             ast::Fn(it) => sema.to_def(&it)?.into(),
             ast::Struct(it) => sema.to_def(&it)?.into(),
             ast::Enum(it) => sema.to_def(&it)?.into(),