Method emit_unbox_failure_with_overlapping_error_value

mypyc/codegen/emit.py:1418–1423

(
        self, dest: str, typ: RType, failure: str
    )

            self.emit_line('assert(PyErr_Occurred() != NULL && "failure w/o err!");')

    def emit_unbox_failure_with_overlapping_error_value(
        self, dest: str, typ: RType, failure: str
    ) -> None:
        self.emit_line(f"if ({dest} == {self.c_error_value(typ)} && PyErr_Occurred()) {{")
        self.emit_line(failure)
        self.emit_line("}")

    def emit_cpyfunction_instance(
        self, fn: FuncIR, name: str, filepath: str, error_stmt: str