optimized the run to not be done if there are no routine or on VM panic

lib.c

@@ -911,6 +911,8 @@ int ink_compile(struct context *pContext, const char* buffer) {
 
 int ink_can_run(struct context* pContext) {
 	int it;
+	if(pContext->panic) return 0;
+	if(pContext->routines_top == 0) return 0;
 	for(it = 0; it < pContext->routines_top; ++it) {
 		if(pContext->routines[it].panic == 0) {
 			return 1;