gcc/testsuite/gcc.dg/pr48144.c

   1 /* { dg-do compile { target powerpc*-*-* ia64-*-* i?86-*-* x86_64-*-* } } */
   2 /* { dg-options "-O -frerun-cse-after-loop -fschedule-insns2 -fselective-scheduling2 -fno-tree-ch -funroll-loops --param=max-sched-extend-regions-iters=2 --param=max-sched-region-blocks=15" } */
   3 extern void *memcpy(void *dest, const void *src, __SIZE_TYPE__ n);
   4
   5 void bar (void *, void *, void *);
   6
   7 void foo
   8   (void *p, char *data, unsigned data_len)
   9 {
  10   int buffer[8];
  11   int buf2[8];
  12   unsigned i;
  13   for (i = 0; i + 8 <= data_len; i += 8)
  14     bar (p, buffer, data + i);
  15   memcpy (buf2, data + i, data_len);
  16 }