[Fix] Fix analyzer bind conflicting (#1446)

src/transform/layout_inference.cc

@@ -1090,9 +1090,13 @@ private:
       reducer_info = op->annotations.Get(attr::kReducerInfo)
                          ->as<Map<Var, ReducerInfo>>()
                          .value();
-
+    if (!result_.for_map.count(tvm::ffi::GetRef<For>(op))) {
+      return IRMutatorWithAnalyzer::VisitStmt_(op);
+    }
+    // the analyzer will be modified in PartitionLoop and VectorizeLoop
+    // we need to save its state to prevent conflicted bindings
+    auto saved_analyzer = analyzer_->Clone();
     For for_node = Downcast<For>(IRMutatorWithAnalyzer::VisitStmt_(op));
-    if (result_.for_map.count(tvm::ffi::GetRef<For>(op))) {
     auto root = tvm::ffi::GetRef<For>(op);
     // This check is a workaround to support T.Parallel for local buffers.
     // For example:
@@ -1186,7 +1190,7 @@ private:
     });
 
     if ((has_non_local || has_cast_operations) && !has_reducer) {
-        for_node = VectorizeLoop(for_node, analyzer_);
+      for_node = VectorizeLoop(for_node, saved_analyzer.get());
     }
 
     if (result_.predicate_map.count(root) && parallel_loop) {
@@ -1195,8 +1199,6 @@ private:
       return for_node;
     }
   }
-    return for_node;
-  }
 
   Stmt VisitStmt_(const AttrStmtNode *op) final {
     if (op->attr_key == tir::attr::thread_extent) {