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Introduce NullOp::AlignOf

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This commit is contained in:
Gary Guo
2021-09-07 16:06:07 +01:00
parent b69fe57261
commit 1c3409f333
13 changed files with 54 additions and 33 deletions
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7
compiler/rustc_const_eval/src/interpret/intrinsics.rs
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@@ -160,17 +160,14 @@ impl<'mir, 'tcx: 'mir, M: Machine<'mir, 'tcx>> InterpCx<'mir, 'tcx, M> {
self.write_scalar(Scalar::from_machine_usize(result, self), dest)?;
}
sym::min_align_of
| sym::pref_align_of
sym::pref_align_of
| sym::needs_drop
| sym::type_id
| sym::type_name
| sym::variant_count => {
let gid = GlobalId { instance, promoted: None };
let ty = match intrinsic_name {
sym::min_align_of | sym::pref_align_of | sym::variant_count => {
self.tcx.types.usize
}
sym::pref_align_of | sym::variant_count => self.tcx.types.usize,
sym::needs_drop => self.tcx.types.bool,
sym::type_id => self.tcx.types.u64,
sym::type_name => self.tcx.mk_static_str(),