bjoernager/rust
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Initial (incomplete) implementation of transmutability trait.

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This initial implementation handles transmutations between types with specified layouts, except when references are involved.

Co-authored-by: Igor null <m1el.2027@gmail.com>
This commit is contained in:
Jack Wrenn 2021-07-03 12:18:13 -04:00
parent 2a220937c2
commit bc4a1dea41
91 changed files with 5691 additions and 2 deletions
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3
compiler/rustc_target/src/abi/mod.rs
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@ -508,6 +508,7 @@ impl fmt::Debug for Align {
impl Align {
pub const ONE: Align = Align { pow2: 0 };
pub const MAX: Align = Align { pow2: 29 };
#[inline]
pub fn from_bits(bits: u64) -> Result<Align, String> {
@ -540,7 +541,7 @@ impl Align {
if bytes != 1 {
return Err(not_power_of_2(align));
}
if pow2 > 29 {
if pow2 > Self::MAX.pow2 {
return Err(too_large(align));
}