Rename `debugging_opts` to `unstable_opts`

This is no longer used only for debugging options (e.g. `-Zoutput-width`, `-Zallow-features`).
Rename it to be more clear.

2 files changed, 2 insertions, 2 deletions

diff --git a/compiler/rustc_const_eval/src/transform/check_consts/check.rs b/compiler/rustc_const_eval/src/transform/check_consts/check.rs
index 39fabd17c52..628298df473 100644
--- a/compiler/rustc_const_eval/src/transform/check_consts/check.rs
+++ b/compiler/rustc_const_eval/src/transform/check_consts/check.rs
@@ -312,7 +312,7 @@ impl<'mir, 'tcx> Checker<'mir, 'tcx> {
             Status::Forbidden => None,
         };
 
-        if self.tcx.sess.opts.debugging_opts.unleash_the_miri_inside_of_you {
+        if self.tcx.sess.opts.unstable_opts.unleash_the_miri_inside_of_you {
             self.tcx.sess.miri_unleashed_feature(span, gate);
             return;
         }
diff --git a/compiler/rustc_const_eval/src/transform/validate.rs b/compiler/rustc_const_eval/src/transform/validate.rs
index cd2b8be0acd..15e820f2d19 100644
--- a/compiler/rustc_const_eval/src/transform/validate.rs
+++ b/compiler/rustc_const_eval/src/transform/validate.rs
@@ -223,7 +223,7 @@ impl<'a, 'tcx> Visitor<'tcx> for TypeChecker<'a, 'tcx> {
 
     fn visit_operand(&mut self, operand: &Operand<'tcx>, location: Location) {
         // This check is somewhat expensive, so only run it when -Zvalidate-mir is passed.
-        if self.tcx.sess.opts.debugging_opts.validate_mir && self.mir_phase < MirPhase::DropsLowered
+        if self.tcx.sess.opts.unstable_opts.validate_mir && self.mir_phase < MirPhase::DropsLowered
         {
             // `Operand::Copy` is only supposed to be used with `Copy` types.
             if let Operand::Copy(place) = operand {