From 75729afcc040f8df101baebc7eba438dfb044d72 Mon Sep 17 00:00:00 2001
From: Michael Goulet <michael@errs.io>
Date: Mon, 13 Dec 2021 20:36:17 -0800
Subject: Fix HashStable implementation on InferTy

---
 compiler/rustc_type_ir/src/lib.rs | 1 +
 1 file changed, 1 insertion(+)

(limited to 'compiler')

diff --git a/compiler/rustc_type_ir/src/lib.rs b/compiler/rustc_type_ir/src/lib.rs
index 91dbbec782f..f11c93e9339 100644
--- a/compiler/rustc_type_ir/src/lib.rs
+++ b/compiler/rustc_type_ir/src/lib.rs
@@ -559,6 +559,7 @@ impl<CTX> HashStable<CTX> for FloatTy {
 impl<CTX> HashStable<CTX> for InferTy {
     fn hash_stable(&self, ctx: &mut CTX, hasher: &mut StableHasher) {
         use InferTy::*;
+        discriminant(self).hash_stable(ctx, hasher);
         match self {
             TyVar(v) => v.as_u32().hash_stable(ctx, hasher),
             IntVar(v) => v.index.hash_stable(ctx, hasher),
-- 
cgit 1.4.1-3-g733a5