8000 Always inline `mem::{size_of,align_of}` in debug builds by tesuji · Pull Request #65016 · rust-lang/rust · GitHub
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Always inline mem::{size_of,align_of} in debug builds #65016

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Merged
merged 1 commit into from
Oct 19, 2019
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Always inline mem::{size_of,align_of} in debug builds #65016

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Always inline mem::{size_of,align_of} in debug builds 
Those two are const fn and do not have any arguments. Inlining
helps reducing generated code size in debug builds.
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@tesuji
tesuji committed Oct 2, 2019
commit a87b44dbea5335c9b5d563b44e0e5f8b074ac9db
4 changes: 2 additions & 2 deletions src/libcore/mem/mod.rs
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Expand Up @@ -236,7 +236,7 @@ pub fn forget_unsized<T: ?Sized>(t: T) {
/// ```
///
/// [alignment]: ./fn.align_of.html
#[inline]
#[inline(always)]
#[stable(feature = "rust1", since = "1.0.0")]
#[rustc_promotable]
pub const fn size_of<T>() -> usize {
Expand Down Expand Up @@ -328,7 +328,7 @@ pub fn min_align_of_val<T: ?Sized>(val: &T) -> usize {
///
/// assert_eq!(4, mem::align_of::<i32>());
/// ```
#[inline]
#[inline(always)]
#[stable(feature = "rust1", since = "1.0.0")]
#[rustc_promotable]
pub const fn align_of<T>() -> usize {
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