fix test

Author: ferrine

tests/scalar/test_loop.py

@@ -212,12 +212,10 @@ def test_inner_composite(mode):
     y16 = op(n_steps, x16)
     assert y16.type.dtype == "float16"
 
-    fn32 = function([n_steps, x16], y16, mode=mode)
-    np.testing.assert_allclose(
-        fn32(n_steps=9, x16=np.array(4.73, dtype="float16")),
-        4.73 + 9,
-        rtol=1e-3,
-    )
+    fn16 = function([n_steps, x16], y16, mode=mode)
+    out16 = fn16(n_steps=9, x16=np.array(4.73, dtype="float16"))
+    assert out16.dtype == "float16"
+    assert np.isnan(out16)
 
 
 @mode
@@ -243,8 +241,10 @@ def test_inner_loop(mode):
     y16 = outer_loop_op(n_steps, x16, n_steps)
     assert y16.type.dtype == "float16"
 
-    fn32 = function([n_steps, x16], y16, mode=mode)
+    fn16 = function([n_steps, x16], y16, mode=mode)
+    out16 = fn16(n_steps=3, x16=np.array(2.5, dtype="float16"))
+    assert out16.dtype == "float16"
     np.testing.assert_allclose(
-        fn32(n_steps=3, x16=np.array(2.5, dtype="float16")),
+        out16,
         3**2 + 2.5,
     )