gcc/testsuite/gcc.dg/torture/pr45982.c

   1 /* { dg-do run } */
   2 /* { dg-options "-std=c99" } */
   3
   4 #include <stdint.h>
   5
   6 extern void abort (void);
   7
   8 uintptr_t __attribute__((pure,noinline,noclone))
   9 foo (int *a)
  10 {
  11   return (uintptr_t) a;
  12 }
  13
  14 void __attribute__((noinline,noclone))
  15 bar (uintptr_t a)
  16 {
  17   int *p = (int *)a;
  18   *p = 1;
  19 }
  20
  21 int main()
  22 {
  23   int t = 0;
  24   bar (foo (&t));
  25   if (t != 1)
  26     abort ();
  27   return 0;
  28 }