gcc/testsuite/gcc.dg/struct/wo_prof_two_strs.c

   1 /* { dg-do compile } */
   2 /* { dg-do run } */
   3
   4 #include <stdlib.h>
   5
   6 typedef struct
   7 {
   8   int a;
   9   float b;
  10 }str_t1;
  11
  12 typedef struct
  13 {
  14   int c;
  15   float d;
  16 }str_t2;
  17
  18 #ifdef STACK_SIZE
  19 #if STACK_SIZE > 16000
  20 #define N 1000
  21 #else
  22 #define N (STACK_SIZE/16)
  23 #endif
  24 #else
  25 #define N 1000
  26 #endif
  27
  28 str_t1 *p1;
  29 str_t2 *p2;
  30 int num;
  31
  32 void
  33 foo (void)
  34 {
  35   int i;
  36
  37   for (i=0; i < num; i++)
  38     p2[i].c = 2;
  39 }
  40
  41 int
  42 main ()
  43 {
  44   int i, r;
  45
  46   r = rand ();
  47   num = r > N ? N : r;
  48   p1 = malloc (num * sizeof (str_t1));
  49   p2 = malloc (num * sizeof (str_t2));
  50
  51   if (p1 == NULL || p2 == NULL)
  52     return 0;
  53
  54   for (i = 0; i < num; i++)
  55     p1[i].a = 1;
  56
  57   foo ();
  58
  59   for (i = 0; i < num; i++)
  60     if (p1[i].a != 1 || p2[i].c != 2)
  61       abort ();
  62
  63   return 0;
  64 }
  65
  66 /*--------------------------------------------------------------------------*/
  67 /* { dg-final { scan-ipa-dump "Number of structures to transform is 2" "ipa_struct_reorg" { xfail *-*-* } } } */
  68 /* { dg-final { cleanup-ipa-dump "*" } } */