gcc/testsuite/gcc.dg/20020218-1.c

   1 /* Verify that X86-64 only SSE registers aren't restored on IA-32.  */
   2 /* { dg-do compile { target i?86-*-* } } */
   3 /* { dg-options "-O2 -msse" } */
   4 /* { dg-final { scan-assembler-not "xmm8" } } */
   5
   6 extern void abort (void);
   7 extern void exit (int);
   8
   9 void *bar (void *p, void *q)
  10 {
  11   if (p != (void *) 26 || q != (void *) 35)
  12     abort ();
  13   return (void *) 76;
  14 }
  15
  16 void *foo (void **args)
  17 {
  18   void *argcookie = &args[1];
  19
  20   __builtin_return (__builtin_apply (args[0], &argcookie,
  21                                      2 * sizeof (void *)));
  22 }
  23
  24 int main (void)
  25 {
  26   void *args[3];
  27
  28   args[0] = (void *) bar;
  29   args[1] = (void *) 26;
  30   args[2] = (void *) 35;
  31   if (foo (args) != (void *) 76)
  32     abort ();
  33   exit (0);
  34 }