gcc/testsuite/gcc.dg/pr42249.c

   1 /* { dg-do compile { target powerpc*-*-* ia64-*-* i?86-*-* x86_64-*-* } } */
   2 /* { dg-options "-O2 -fselective-scheduling -fsel-sched-pipelining" } */
   3
   4 typedef struct TypHeader
   5 {
   6   unsigned long size;
   7   struct TypHeader **ptr;
   8 } *TypHandle;
   9
  10 extern TypHandle NewBag (unsigned int type, unsigned long size);
  11 typedef unsigned long TypPoint32;
  12
  13 TypHandle
  14 QuoPP (TypHandle hdL, TypHandle hdR)
  15 {
  16   TypHandle hdC;
  17   unsigned long degC;
  18   TypPoint32 *ptC;
  19   unsigned long degL;
  20   TypPoint32 *ptL;
  21   unsigned long degR;
  22   TypPoint32 *ptR;
  23   unsigned long p;
  24
  25   degL = ((hdL)->size) / sizeof (TypPoint32);
  26   degR = ((hdR)->size) / sizeof (TypPoint32);
  27   degC = degL < degR ? degR : degL;
  28   hdC = NewBag (9, (unsigned long) (degC * sizeof (TypPoint32)));
  29   ptC = (TypPoint32 *) ((TypHandle *) ((hdC)->ptr));
  30
  31   for (p = 0; p < degC; p++)
  32     ptC[(((p) < (degR)) ? (ptR)[(p)] : (p))] =
  33       ((((((p) < (degL)) ? (ptL)[(p)] : (p))) <
  34         (degR)) ? (ptR)[((((p) < (degL)) ? (ptL)[(p)] : (p)))]
  35        : ((((p) < (degL)) ? (ptL)[(p)] : (p))));
  36 }
  37