gcc/testsuite/gcc.dg/sh-relax.c

   1 /* Check that -mrelax works.  */
   2 /* { dg-do run { target sh-*-* sh?-*-* } } */
   3 /* { dg-options "-O1 -mrelax" } */
   4
   5 extern void abort (void);
   6 extern int qwerty (int);
   7
   8 int
   9 f (int i)
  10 {
  11   return qwerty (i) + 1;
  12 }
  13
  14 int
  15 qwerty (int i)
  16 {
  17   switch (i)
  18     {
  19     case 1:
  20       return 'q';
  21     case 2:
  22       return 'w';
  23     case 3:
  24       return 'e';
  25     case 4:
  26       return 'r';
  27     case 5:
  28       return 't';
  29     case 6:
  30       return 'y';
  31     }
  32 }
  33
  34 int
  35 main ()
  36 {
  37   if (f (1) != 'q' + 1 || f (2) != 'w' + 1 || f (3) != 'e' + 1
  38       || f(4) != 'r' + 1 || f (5) != 't' + 1 || f (6) != 'y' + 1)
  39     abort ();
  40   return 0;
  41 }