gcc/testsuite/gcc.dg/tree-ssa/ifc-pr47271.c

   1 /* { dg-options "-O3" } */
   2 /* { dg-do run } */
   3
   4 extern void abort (void);
   5
   6 void func (void)
   7 {
   8   int i;
   9   int nops;
  10   char *codestr =
  11     "|\000\000Ee\000\000Z\001\000d\000\000Z\002\000d\025\000Z\003\000"
  12     "\t\t\t\t\t\t\t\t\t\t\t\td\026\000Z\004\000d\005\000\204\000\000Z"
  13     "\005\000e\006\000e\a\000j\005\000e\b\000d\006\000\204\002\000\203"
  14     "\001\000Z\t\000d\a\000\204\000\000Z\n\000d\b\000\204\000\000Z\v\000d"
  15     "\t\000\204\000\000Z\f\000d\n\000\204\000\000Z\r\000e\016\000e\017\000d"
  16     "\v\000\203\001\000d\f\000d\r\000\203\001\001Z\020\000e\016\000e\017"
  17     "\000d\016\000\203\001\000d\f\000d\017\000\203\001\001Z\021\000e\016"
  18     "\000e\017\000d\020\000\203\001\000d\f\000d\021\000\203\001\001Z\022"
  19     "\000e\016\000e\017\000d\022\000\203\001\000d\f\000d\023\000\203\001"
  20     "\001Z\023\000d\024\000S";
  21   int codelen = 209;
  22   int addrmap[500];
  23
  24   for (i=0, nops=0 ; i<codelen ; i += ((codestr[i] >= 90) ? 3 : 1))
  25     {
  26       addrmap[i] = i - nops;
  27       if (codestr[i] == 9)
  28         nops++;
  29     }
  30
  31   if (addrmap[0] != 0
  32       || addrmap[3] != 3
  33       || addrmap[4] != 4
  34       || addrmap[7] != 7
  35       || addrmap[10] != 10
  36       || addrmap[13] != 13
  37       || addrmap[16] != 16
  38       || addrmap[19] != 19
  39       || addrmap[22] != 22
  40       || addrmap[23] != 22
  41       || addrmap[24] != 22)
  42     abort ();
  43 }
  44
  45 int main ()
  46 {
  47   func ();
  48   return 0;
  49 }