update use of feature flags

3 files changed, 3 insertions, 3 deletions

diff --git a/compiler/rustc_infer/src/infer/canonical/mod.rs b/compiler/rustc_infer/src/infer/canonical/mod.rs
index 3c4c4644fe6..386fdb09ba5 100644
--- a/compiler/rustc_infer/src/infer/canonical/mod.rs
+++ b/compiler/rustc_infer/src/infer/canonical/mod.rs
@@ -101,7 +101,7 @@ impl<'tcx> InferCtxt<'tcx> {
     /// variable, then you'll get a new inference variable; if it is a
     /// universally quantified variable, you get a placeholder.
     ///
-    /// FIXME(-Ztrait-solver=next): This is public because it's used by the
+    /// FIXME(-Znext-solver): This is public because it's used by the
     /// new trait solver which has a different canonicalization routine.
     /// We should somehow deduplicate all of this.
     pub fn instantiate_canonical_var(
diff --git a/compiler/rustc_infer/src/infer/canonical/substitute.rs b/compiler/rustc_infer/src/infer/canonical/substitute.rs
index f368b30fbd1..e0b97bb160c 100644
--- a/compiler/rustc_infer/src/infer/canonical/substitute.rs
+++ b/compiler/rustc_infer/src/infer/canonical/substitute.rs
@@ -11,7 +11,7 @@ use rustc_middle::ty::fold::{FnMutDelegate, TypeFoldable};
 use rustc_middle::ty::GenericArgKind;
 use rustc_middle::ty::{self, TyCtxt};
 
-/// FIXME(-Ztrait-solver=next): This or public because it is shared with the
+/// FIXME(-Znext-solver): This or public because it is shared with the
 /// new trait solver implementation. We should deduplicate canonicalization.
 pub trait CanonicalExt<'tcx, V> {
     /// Instantiate the wrapped value, replacing each canonical value
diff --git a/compiler/rustc_infer/src/traits/mod.rs b/compiler/rustc_infer/src/traits/mod.rs
index a26e676c521..b9be178916c 100644
--- a/compiler/rustc_infer/src/traits/mod.rs
+++ b/compiler/rustc_infer/src/traits/mod.rs
@@ -135,7 +135,7 @@ pub enum FulfillmentErrorCode<'tcx> {
     CodeSubtypeError(ExpectedFound<Ty<'tcx>>, TypeError<'tcx>), // always comes from a SubtypePredicate
     CodeConstEquateError(ExpectedFound<Const<'tcx>>, TypeError<'tcx>),
     CodeAmbiguity {
-        /// Overflow reported from the new solver `-Ztrait-solver=next`, which will
+        /// Overflow reported from the new solver `-Znext-solver`, which will
         /// be reported as an regular error as opposed to a fatal error.
         overflow: bool,
     },