/* * Copyright 2016 The Emscripten Authors. All rights reserved. * Emscripten is available under two separate licenses, the MIT license and the * University of Illinois/NCSA Open Source License. Both these licenses can be * found in the LICENSE file. */ #include <stdio.h> void do_call(void (*puts)(const char *), const char *str); void do_print(const char *str) { if (!str) do_call(NULL, "delusion"); if ((int)str == -1) do_print(str + 10); puts("===="); puts(str); puts("===="); } void do_call(void (*puts)(const char *), const char *str) { if (!str) do_print("confusion"); if ((int)str == -1) do_call(NULL, str - 10); (*puts)(str); } int main(int argc, char **argv) { for (int i = 0; i < argc; i++) { do_call(i != 10 ? do_print : NULL, i != 15 ? "waka waka" : NULL); } return 0; }