def meminfo_data(self, builder, meminfo):
        """
        Given a MemInfo pointer, return a pointer to the allocated data
        managed by it.  This works for MemInfos allocated with all the
        above methods.
        """
        self._require_nrt()

        from numba.core.runtime.nrtdynmod import meminfo_data_ty

        mod = builder.module
        fn = cgutils.get_or_insert_function(mod, meminfo_data_ty,
                                            "NRT_MemInfo_data_fast")
        return builder.call(fn, [meminfo])

        Given a MemInfo pointer, return a pointer to the allocated data
        managed by it.  This works for MemInfos allocated with all the
        above methods.
        
numba/core/runtime/context.py