build: Avoid MaybeUninit on older Debian

This commit is contained in:
Dorota Czaplejewicz
2020-10-03 13:11:17 +00:00
parent db298b0fb8
commit a4e7ad06d3
3 changed files with 6 additions and 1 deletions

View File

@ -143,7 +143,11 @@ fn single_key_map_new() -> SingleKeyMap {
unsafe {
// Inspired by
// https://www.reddit.com/r/rust/comments/5n7bh1/how_to_create_an_array_of_a_type_with_clone_but/
#[cfg(feature = "rustc_less_1_36")]
let mut array: SingleKeyMap = mem::uninitialized();
#[cfg(not(feature = "rustc_less_1_36"))]
let mut array: SingleKeyMap = mem::MaybeUninit::uninit().assume_init();
for element in array.iter_mut() {
ptr::write(element, None);
}