X-Git-Url: https://git.lizzy.rs/?a=blobdiff_plain;f=compiler%2Frustc_middle%2Fsrc%2Fty%2Fwalk.rs;h=182945b9c3db1ba01c210154cee3c1ecc015f0c6;hb=4aa6afa7f8a418a7dae5dbe4c95371d4f3bcc0e1;hp=708a5e4d059e8acdab8166081f1c6c4d54fee151;hpb=da1ca5df6e0ce759d409ce853d836cb00542c44f;p=rust.git

diff --git a/compiler/rustc_middle/src/ty/walk.rs b/compiler/rustc_middle/src/ty/walk.rs
index 708a5e4d059..182945b9c3d 100644
--- a/compiler/rustc_middle/src/ty/walk.rs
+++ b/compiler/rustc_middle/src/ty/walk.rs
@@ -190,6 +190,7 @@ fn push_inner<'tcx>(stack: &mut TypeWalkerStack<'tcx>, parent: GenericArg<'tcx>)
             ty::Adt(_, substs)
             | ty::Closure(_, substs)
             | ty::Generator(_, substs, _)
+            | ty::GeneratorWitnessMIR(_, substs)
             | ty::FnDef(_, substs) => {
                 stack.extend(substs.iter().rev());
             }