Remove need for #[macro_use] with cfg-if

Modernizes usage of `cfg_if!` slightly
2019-09-24 12:13:35 -07:00
parent cd7aa7720a
commit 036b6348d9
5 changed files with 14 additions and 20 deletions
--- a/library/stdarch/crates/std_detect/src/lib.rs
+++ b/library/stdarch/crates/std_detect/src/lib.rs
@@ -20,10 +20,7 @@
 #![cfg_attr(test, allow(unused_imports))]
 #![no_std]

-#[macro_use]
-extern crate cfg_if;
-
-cfg_if! {
+cfg_if::cfg_if! {
    if #[cfg(any(feature = "std_detect_file_io", feature = "std_detect_env_override"))] {
        #[cfg_attr(test, macro_use(println))]
        extern crate std;