only compute codegen_fn_attrs where needed

2022-05-04 11:18:37 +02:00
parent 66ff6c32e5
commit d371ebe117
11 changed files with 153 additions and 50 deletions
--- a/compiler/rustc_middle/src/middle/codegen_fn_attrs.rs
+++ b/compiler/rustc_middle/src/middle/codegen_fn_attrs.rs
@@ -95,7 +95,9 @@ bitflags! {
 }

 impl CodegenFnAttrs {
-    pub fn new() -> CodegenFnAttrs {
+    pub const EMPTY: &'static Self = &Self::new();
+
+    pub const fn new() -> CodegenFnAttrs {
        CodegenFnAttrs {
            flags: CodegenFnAttrFlags::empty(),
            inline: InlineAttr::None,