gcc/testsuite/gcc.c-torture/execute/fprintf-1.c

   1 #include <stdio.h>
   2 #include <stdlib.h>
   3
   4 int
   5 main (void)
   6 {
   7 #define test(ret, args...) \
   8   fprintf (stdout, args);               \
   9   if (fprintf (stdout, args) != ret)    \
  10     abort ();
  11   test (5, "hello");
  12   test (6, "hello\n");
  13   test (1, "a");
  14   test (0, "");
  15   test (5, "%s", "hello");
  16   test (6, "%s", "hello\n");
  17   test (1, "%s", "a");
  18   test (0, "%s", "");
  19   test (1, "%c", 'x');
  20   test (7, "%s\n", "hello\n");
  21   test (2, "%d\n", 0);
  22   return 0;
  23 }