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Remove implementation of min_align_of intrinsic

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Since 88839 `min_align_of` is lowered to AlignOf operator.
This commit is contained in:
Tomasz Miąsko 2021-09-14 00:00:00 +00:00
parent 9f85cd6f2a
commit f9b8191282
1 changed files with 2 additions and 7 deletions
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9
compiler/rustc_const_eval/src/interpret/intrinsics.rs
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@ -62,15 +62,10 @@ crate fn eval_nullary_intrinsic<'tcx>(
ensure_monomorphic_enough(tcx, tp_ty)?;
ConstValue::from_bool(tp_ty.needs_drop(tcx, param_env))
}
sym::min_align_of | sym::pref_align_of => {
sym::pref_align_of => {
// Correctly handles non-monomorphic calls, so there is no need for ensure_monomorphic_enough.
let layout = tcx.layout_of(param_env.and(tp_ty)).map_err(|e| err_inval!(Layout(e)))?;
let n = match name {
sym::pref_align_of => layout.align.pref.bytes(),
sym::min_align_of => layout.align.abi.bytes(),
_ => bug!(),
};
ConstValue::from_machine_usize(n, &tcx)
ConstValue::from_machine_usize(layout.align.pref.bytes(), &tcx)
}
sym::type_id => {
ensure_monomorphic_enough(tcx, tp_ty)?;