diff --git a/transformations/tests/test_pool_allocator.py b/transformations/tests/test_pool_allocator.py
index 77f486684..ec86132ad 100644
--- a/transformations/tests/test_pool_allocator.py
+++ b/transformations/tests/test_pool_allocator.py
@@ -71,7 +71,7 @@ def check_stack_created_in_driver(
     assert len(loops) == num_block_loops
     assignments = FindNodes(Assignment).visit(loops[0].body)
     assert assignments[0].lhs == 'ylstack_l'
-    if cray_ptr_loc_rhs: # generate_driver_stack:
+    if cray_ptr_loc_rhs:
         assert assignments[0].rhs == '1'
     else:
         assert isinstance(assignments[0].rhs, InlineCall) and assignments[0].rhs.function == 'loc'
@@ -91,12 +91,11 @@ def check_stack_created_in_driver(
             else:
                 assert assignments[1].lhs == 'ylstack_u' and (
                         assignments[1].rhs == f'ylstack_l + max(c_sizeof(real(1, kind={kind_real})), 8)*istsz')
-            # expected_rhs = f'ylstack_l + max(c_sizeof(real(1, kind={kind_real})), 8)*istsz'
+
             if cray_ptr_loc_rhs:
                 expected_rhs = 'ylstack_l + istsz'
             else:
                 expected_rhs = f'ylstack_l + max(c_sizeof(real(1, kind={kind_real})), 8)*istsz'
-                # expected_rhs = remove_redundant_substrings(expected_rhs, kind_real=kind_real)
             assert assignments[1].lhs == 'ylstack_u' and assignments[1].rhs == expected_rhs
 
     # Check that stack assignment happens before kernel call
@@ -335,10 +334,10 @@ def test_pool_allocator_temporaries(frontend, generate_driver_stack, block_dim,
     if cray_ptr_loc_rhs:
         kind_real = kind_real.replace(' ', '')
         trafo_data_compare = trafo_data_compare.replace(f'max(c_sizeof(real(1,kind={kind_real})),8)*', '')
-        # if generate_driver_stack: # not generate_driver_stack:
         stack_size = remove_redundant_substrings(stack_size, kind_real)
-        # TODO: ... nice
         if stack_size[-2:] == "+2":
+            # This is a little hacky but unless we start to properly assemble the size expression
+            # symbolically, this is the easiest to fix the expression ordering
             stack_size = f"2+{stack_size[:-2]}"
     assert kernel_item.trafo_data[transformation._key]['stack_size'] == trafo_data_compare
     assert all(v.scope is None for v in
@@ -347,7 +346,6 @@ def test_pool_allocator_temporaries(frontend, generate_driver_stack, block_dim,
     #
     # A few checks on the driver
     #
-    # normalize_range_indexing(scheduler['#driver'].ir)
     driver = scheduler['#driver'].ir
     # Has c_sizeof procedure been imported?
     check_c_sizeof_import(driver)
@@ -364,12 +362,15 @@ def test_pool_allocator_temporaries(frontend, generate_driver_stack, block_dim,
     else:
         expected_kwargs = (('YDSTACK_L', 'ylstack_l'),)
     if cray_ptr_loc_rhs:
-        expected_kwargs += (('ZSTACK', 'zstack(:,b)'),)
+        if frontend == OMNI and not generate_driver_stack:
+            # If the stack exists already in the driver, that variable is used. And because
+            # OMNI lower-cases everything, this will result in a lower-case name for the
+            # argument for that particular case...
+            expected_kwargs += (('zstack', 'zstack(:,b)'),)
+        else:
+            expected_kwargs += (('ZSTACK', 'zstack(:,b)'),)
     assert calls[0].arguments == expected_args
-    if frontend == OMNI and cray_ptr_loc_rhs:
-        pass # TODO: ... WTF
-    else:
-        assert calls[0].kwarguments == expected_kwargs
+    assert calls[0].kwarguments == expected_kwargs
 
     if generate_driver_stack:
         check_stack_created_in_driver(driver, stack_size, calls[0], 1, generate_driver_stack, check_bounds=check_bounds,
@@ -671,7 +672,7 @@ def test_pool_allocator_temporaries_kernel_sequence(frontend, block_dim, directi
                   f'max(c_sizeof(real(1, kind=jprb)), 8)'
     if cray_ptr_loc_rhs:
         stack_size = 'max(3*nlon + nlon*nz + nz, 3*nlon*nz + nlon)'
-    # TODO: continue
+
     check_stack_created_in_driver(driver, stack_size, calls[0], 2, cray_ptr_loc_rhs=cray_ptr_loc_rhs)
 
     # Has the data sharing been updated?