gcc/testsuite/gcc.dg/guality/param-1.c

   1 /* { dg-do run } */
   2 /* { dg-options "-g" } */
   3 /* { dg-skip-if "" { *-*-* }  { "*" } { "-O0" } } */
   4
   5 typedef __UINTPTR_TYPE__ uintptr_t;
   6
   7 __attribute__((noinline, noclone)) int
   8 sub (int a, int b)
   9 {
  10   return a - b;
  11 }
  12
  13 typedef struct { uintptr_t pa; uintptr_t pb; } fatp_t
  14   __attribute__ ((aligned (2 * __alignof__ (uintptr_t))));
  15
  16 __attribute__((noinline, noclone)) void
  17 foo (fatp_t str, int a, int b)
  18 {
  19   int i = sub (a, b);
  20   if (i == 0)           /* BREAK */
  21     i = sub (b, a);
  22 }
  23
  24 int
  25 main (void)
  26 {
  27   fatp_t ptr = { 31415927, 27182818 };
  28   foo (ptr, 1, 2);
  29   return 0;
  30 }
  31
  32 /* { dg-final { gdb-test 20 "str.pa" "31415927" } } */
  33 /* { dg-final { gdb-test 20 "str.pb" "27182818" } } */