compiler: Add is_uninhabited and use LayoutS accessors

This reduces the need of the compiler to peek on the fields of LayoutS.
2024-10-27 21:34:49 -07:00
parent 5f5c243ca0
commit 88a9edc091
20 changed files with 40 additions and 37 deletions
--- a/compiler/rustc_const_eval/src/const_eval/machine.rs
+++ b/compiler/rustc_const_eval/src/const_eval/machine.rs
@@ -395,7 +395,7 @@ impl<'tcx> interpret::Machine<'tcx> for CompileTimeMachine<'tcx> {

    #[inline(always)]
    fn enforce_validity(ecx: &InterpCx<'tcx, Self>, layout: TyAndLayout<'tcx>) -> bool {
-        ecx.tcx.sess.opts.unstable_opts.extra_const_ub_checks || layout.abi.is_uninhabited()
+        ecx.tcx.sess.opts.unstable_opts.extra_const_ub_checks || layout.is_uninhabited()
    }

    fn load_mir(