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avoid pairing up AllocId and PointerTag, which is redundant

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This commit is contained in:
Ralf Jung 2022-04-18 10:00:42 -04:00
parent 54ab357a5b
commit c9e568f72e
3 changed files with 43 additions and 23 deletions
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3
compiler/rustc_middle/src/mir/interpret/pointer.rs
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@ -163,6 +163,9 @@ pub struct Pointer<Tag = AllocId> {
}
static_assert_size!(Pointer, 16);
// `Option<Tag>` pointers are also passed around quite a bit
// (but not stored in permanent machine state).
static_assert_size!(Pointer<Option<AllocId>>, 16);
// We want the `Debug` output to be readable as it is used by `derive(Debug)` for
// all the Miri types.