report UB when the niche value refers to the untagged variant

2024-11-30 18:06:33 +01:00
parent ce95a44db6
commit a36652c274
4 changed files with 29 additions and 21 deletions
--- a/compiler/rustc_const_eval/src/lib.rs
+++ b/compiler/rustc_const_eval/src/lib.rs
@@ -10,6 +10,7 @@
 #![feature(never_type)]
 #![feature(rustdoc_internals)]
 #![feature(slice_ptr_get)]
+#![feature(strict_overflow_ops)]
 #![feature(trait_alias)]
 #![feature(try_blocks)]
 #![feature(unqualified_local_imports)]