bug! more uses of these in runtime stuff

2024-06-14 23:01:22 -07:00
parent 4630d1b23b
commit e04e35133f
3 changed files with 18 additions and 18 deletions
--- a/compiler/rustc_const_eval/src/interpret/cast.rs
+++ b/compiler/rustc_const_eval/src/interpret/cast.rs
@@ -70,9 +70,7 @@ impl<'tcx, M: Machine<'tcx>> InterpCx<'tcx, M> {
            CastKind::PointerCoercion(
                PointerCoercion::MutToConstPointer | PointerCoercion::ArrayToPointer,
            ) => {
-                // These are NOPs, but can be wide pointers.
-                let v = self.read_immediate(src)?;
-                self.write_immediate(*v, dest)?;
+                bug!("{cast_kind:?} casts are for borrowck only, not runtime MIR");
            }

            CastKind::PointerCoercion(PointerCoercion::ReifyFnPointer) => {