tests/analyses/decompiler/test_decompiler.py::TestDecompiler::test_decompiling_abnormal_switch_case_case3

Flake rate in main: 47.66% (Passed 67 times, Failed 61 times)

Stack Traces | 12.9s run time

self = <tests.analyses.decompiler.test_decompiler.TestDecompiler testMethod=test_decompiling_abnormal_switch_case_case3>
decompiler_options = None

    def test_decompiling_abnormal_switch_case_case3(self, decompiler_options=None):
        bin_path = os.path.join(test_location, "x86_64", "windows", "msvcr120.dll")
        proj = angr.Project(bin_path, auto_load_libs=False)
    
        cfg = proj.analyses.CFGFast(
            force_smart_scan=False, normalize=True, regions=[(0x18003C330, 0x18003C330 + 0x1000)]
        )
        f = proj.kb.functions[0x18003C330]
        d = proj.analyses[Decompiler].prep(fail_fast=True)(f, cfg=cfg.model, options=decompiler_options)
        print_decompilation_result(d)
        assert d.codegen.text.count("switch") == 1
        # assert d.codegen.text.count("goto LABEL_18003c3fc;") == 2
        # assert d.codegen.text.count("LABEL_18003c3fc:") == 1
        # 16 cases without a default case
        for i in range(16):
            assert f"case {i}:" in d.codegen.text
        assert "default:" not in d.codegen.text
    
        # a0 should be an integer and a1 should be a char pointer
        assert len(d.codegen.cfunc.arg_list) == 3
        arg0, arg1, arg2 = d.codegen.cfunc.arg_list
        arg0_type = arg0.type
        arg1_type = arg1.type
        arg2_type = arg2.type
>       assert isinstance(arg0_type, SimTypePointer), f"Unexpected arg0 type: {arg0_type}"
E       AssertionError: Unexpected arg0 type: unsigned long (64 bits)
E       assert False
E        +  where False = isinstance(unsigned long (64 bits), SimTypePointer)

.../analyses/decompiler/test_decompiler.py:4201: AssertionError