gcc/testsuite/gcc.target/s390/pr61078.c

   1 /* This testcase is extracted from s390_emit_prologue.  The negation
   2    of a 64bit value got split incorrectly on 31 bit.  */
   3
   4 /* { dg-do run { target { ! lp64 } } } */
   5 /* { dg-options "-O2 -mesa" } */
   6
   7 extern void abort (void);
   8
   9 long long frame_size = 42;
  10
  11 int __attribute__((noinline))
  12 foo  (int a __attribute__((unused)), long long b)
  13 {
  14   return (int)b;
  15 }
  16
  17 int
  18 main ()
  19 {
  20     if (frame_size > 0)
  21     {
  22       if (foo (0, -frame_size) != -42)
  23         abort ();
  24     }
  25     return 0;
  26 }