From 3dae414cb6f9bc8d4e94c96f0676a7998f82692f Mon Sep 17 00:00:00 2001 From: LingMan Date: Tue, 29 Dec 2020 04:27:37 +0100 Subject: [PATCH] Use Option::map_or instead of open coding it --- compiler/rustc_ast_passes/src/feature_gate.rs | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/compiler/rustc_ast_passes/src/feature_gate.rs b/compiler/rustc_ast_passes/src/feature_gate.rs index 56e1f9989b0..6a9d6d2ed12 100644 --- a/compiler/rustc_ast_passes/src/feature_gate.rs +++ b/compiler/rustc_ast_passes/src/feature_gate.rs @@ -397,10 +397,8 @@ impl<'a> Visitor<'a> for PostExpansionVisitor<'a> { match i.kind { ast::ForeignItemKind::Fn(..) | ast::ForeignItemKind::Static(..) => { let link_name = self.sess.first_attr_value_str_by_name(&i.attrs, sym::link_name); - let links_to_llvm = match link_name { - Some(val) => val.as_str().starts_with("llvm."), - _ => false, - }; + let links_to_llvm = + link_name.map_or(false, |val| val.as_str().starts_with("llvm.")); if links_to_llvm { gate_feature_post!( &self,