bjoernager/rust
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Use T::BITS instead of size_of::<T> * 8.

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This commit is contained in:
Mara Bos 2020-09-08 21:39:13 +02:00
parent 5c30a16fa0
commit 1e2dba1e7c
17 changed files with 44 additions and 64 deletions
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1
compiler/rustc_data_structures/src/lib.rs
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@ -14,6 +14,7 @@
#![feature(generators)]
#![feature(generator_trait)]
#![feature(fn_traits)]
#![feature(int_bits_const)]
#![feature(min_specialization)]
#![feature(optin_builtin_traits)]
#![feature(nll)]

2
compiler/rustc_data_structures/src/tagged_ptr/copy.rs
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@ -48,7 +48,7 @@ where
P: Pointer,
T: Tag,
{
const TAG_BIT_SHIFT: usize = (8 * std::mem::size_of::<usize>()) - T::BITS;
const TAG_BIT_SHIFT: usize = usize::BITS as usize - T::BITS;
const ASSERTION: () = {
assert!(T::BITS <= P::BITS);
// Used for the transmute_copy's below