From 00c17d921005eecc07f4300df898b9107d15ea1d Mon Sep 17 00:00:00 2001
From: Masahiro Masuda <masahi129@gmail.com>
Date: Wed, 10 Feb 2021 21:52:37 +0900
Subject: [PATCH] error out LiftAttrScope for now

---
 src/tir/transforms/lift_attr_scope.cc | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/tir/transforms/lift_attr_scope.cc b/src/tir/transforms/lift_attr_scope.cc
index 27dd583b8b423..40d152b3b3b60 100644
--- a/src/tir/transforms/lift_attr_scope.cc
+++ b/src/tir/transforms/lift_attr_scope.cc
@@ -157,6 +157,12 @@ class AttrScopeLifter : public StmtMutator {
     }
   }
 
+  Stmt VisitStmt_(const WhileNode* op) final {
+    // TODO(masahi): Do we need a special handling for While nodes?
+    LOG(FATAL) << "WhileNode not supported in LiftAttrScope.";
+    return Stmt();
+  }
+
  private:
   // value comparison that also compares content of int constant
   static bool ValueSame(const PrimExpr& a, const PrimExpr& b) {