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interpret: remove incomplete protection against invalid where clauses

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This commit is contained in:
Ralf Jung
2023-08-08 10:31:44 +02:00
parent 6742e2b185
commit a7132bf387
7 changed files with 16 additions and 84 deletions
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7
compiler/rustc_const_eval/src/interpret/step.rs
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@@ -269,13 +269,10 @@ impl<'mir, 'tcx: 'mir, M: Machine<'mir, 'tcx>> InterpCx<'mir, 'tcx, M> {
let ty = self.subst_from_current_frame_and_normalize_erasing_regions(ty)?;
let layout = self.layout_of(ty)?;
if let mir::NullOp::SizeOf | mir::NullOp::AlignOf = null_op && layout.is_unsized() {
// FIXME: This should be a span_bug, but const generics can run MIR
// that is not properly type-checked yet (#97477).
self.tcx.sess.delay_span_bug(
span_bug!(
self.frame().current_span(),
format!("{null_op:?} MIR operator called for unsized type {ty}"),
"{null_op:?} MIR operator called for unsized type {ty}",
);
throw_inval!(SizeOfUnsizedType(ty));
}
let val = match null_op {
mir::NullOp::SizeOf => layout.size.bytes(),