struct context_arg arg;

		arg.Context = 0;
		(*pfn)(&arg);
		return arg.Context;
	}
	return 0;
}

// _cgo_set_stacklo sets g->stacklo based on the stack size.
// This is common code called from x_cgo_init, which is itself
// called by rt0_go in the runtime package.
void _cgo_set_stacklo(G *g, uintptr *pbounds)
{
	uintptr bounds[2];

	// pbounds can be passed in by the caller; see gcc_linux_amd64.c.