gcc/testsuite/gcc.dg/20050524-1.c

   1 /* This test case used to abort due to a reload bug with
   2    elimination offsets.  */
   3
   4 /* { dg-do run { target s390*-*-* } } */
   5 /* { dg-options "-O2 -mpacked-stack" } */
   6
   7 extern void abort (void);
   8
   9 double bar (double) __attribute__ ((noinline));
  10 double bar (double x) { return x; }
  11
  12 double
  13 foo (int j, double f0, double f2, double f4, double f6, double x) __attribute__ ((noinline));
  14
  15 double
  16 foo (int j, double f0, double f2, double f4, double f6, double x)
  17 {
  18   if (j)
  19     return bar (x) + 4.0;
  20   else
  21     return bar (x);
  22 }
  23
  24 int
  25 main (void)
  26 {
  27   if (foo (0, 0, 0, 0, 0, 10) != 10)
  28     abort ();
  29   if (foo (1, 0, 0, 0, 0, 10) != 14)
  30     abort ();
  31
  32   return 0;
  33 }
  34