fix for the test that worked in bin opt but is expected fail in master

tests/functional/codegen/features/test_clampers.py

@@ -5,7 +5,6 @@
 from eth_utils import keccak
 
 from tests.utils import ZERO_ADDRESS, decimal_to_int
-from vyper.exceptions import StackTooDeep
 from vyper.utils import int_bounds
 
 
@@ -502,7 +501,6 @@ def foo(b: DynArray[int128, 10]) -> DynArray[int128, 10]:
 
 
 @pytest.mark.parametrize("value", [0, 1, -1, 2**127 - 1, -(2**127)])
-@pytest.mark.venom_xfail(raises=StackTooDeep, reason="stack scheduler regression")
 def test_multidimension_dynarray_clamper_passing(get_contract, value):
     code = """
 @external

vyper/venom/__init__.py

@@ -68,6 +68,7 @@ def _run_passes(fn: IRFunction, optimize: OptimizationLevel) -> None:
 
     LowerDloadPass(ac, fn).run_pass()
     AlgebraicOptimizationPass(ac, fn).run_pass()
+    StoreElimination(ac, fn).run_pass()
     SimplifyCFGPass(ac, fn).run_pass()
     # NOTE: MakeSSA is after algebraic optimization it currently produces
     #       smaller code by adding some redundant phi nodes. This is not a

vyper/venom/passes/sccp/sccp.py

@@ -266,6 +266,7 @@ def finalize(ret):
         fn = ARITHMETIC_OPS[opcode]
         res = fn(ops)
         if res is not None:
+            assert isinstance(res, IRLiteral)
             return finalize(res)
         else:
             return finalize(LatticeEnum.BOTTOM)