chore: import upstream snapshot with attribution

tests/python/tirx-analysis/test_tir_analysis_expr_deep_equal.py

@@ -0,0 +1,36 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+import tvm
+
+
+def test_equal_expr():
+    x = tvm.tirx.Var("x", "int32")
+    y = tvm.tirx.Var("y", "int32")
+
+    def func1():
+        return x + y + 1
+
+    def func2():
+        return tvm.tirx.exp(tvm.tirx.truncdiv((x + y + 1) * y, 4))
+
+    assert tvm.tirx.analysis.expr_deep_equal(func1(), func1())
+    assert tvm.tirx.analysis.expr_deep_equal(func2(), func2())
+    assert not tvm.tirx.analysis.expr_deep_equal(func2(), func1())
+
+
+if __name__ == "__main__":
+    test_equal_expr()