avoid &mut on the read path since it now allows concurrent readers

2021-02-08 23:31:49 +01:00
parent 406fd3a277
commit 2200cf10d8
1 changed files with 1 additions and 1 deletions
--- a/library/std/src/sys/unix/os.rs
+++ b/library/std/src/sys/unix/os.rs
@@ -491,7 +491,7 @@ pub unsafe fn environ() -> *mut *const *const c_char {
    extern "C" {
        static mut environ: *const *const c_char;
    }
-    &mut environ
+    ptr::addr_of_mut!(environ)
 }

 pub unsafe fn env_rwlock(readonly: bool) -> RWLockGuard {