text: import taichi as ti
  from tests import test_utils
  
  
  @test_utils.test()
  def test_cse():
      A = ti.field(ti.f32, shape=())
  
      @ti.kernel
      def func():
          a = 0
          a += 10
          a = a + 123
          A[None] = a
  
      func()
      assert A[None] == 133
  
  
  @test_utils.test()
  def test_store_forward():
      A = ti.field(ti.f32, shape=())
  
      @ti.kernel
      def func():
          a = 0
          a = 123
          a += 10
          A[None] = a
  
      func()
      assert A[None] == 133
  