gcc/testsuite/gcc.target/i386/pr46226.c

   1 /* { dg-do run } */
   2 /* { dg-options "-Os -fomit-frame-pointer -mno-accumulate-outgoing-args -fno-asynchronous-unwind-tables" } */
   3
   4 extern void abort(void);
   5
   6 static void *p[2];
   7
   8 void __attribute__((noinline))
   9 g(int x, ...)
  10 {
  11   asm volatile ("" : : "g"(x));
  12 }
  13
  14 void __attribute__((noinline))
  15 f(int x)
  16 {
  17   p[0] = __builtin_return_address (0);
  18   if (x == 0)
  19     g(0);
  20   g(1, 2, 3, 4, 5, 6, 7);
  21
  22   asm goto ("jmp %l0" : : : : label);
  23   abort ();
  24
  25  label:
  26   p[1] = __builtin_return_address (0);
  27 }
  28
  29 int main()
  30 {
  31   f(1);
  32   if (p[0] != p[1])
  33     abort ();
  34   return 0;
  35 }