gcc/testsuite/gcc.dg/tree-ssa/pr25734.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-Os" } */
   3
   4 struct list_head {
   5  struct list_head *next;
   6 };
   7 void __list_del (struct list_head *);
   8 static inline __attribute__((always_inline)) void list_del_init(struct
   9 list_head *entry)
  10 {
  11  __list_del(entry->next);
  12  (entry)->next = (entry);
  13 };
  14 struct dentry {
  15  void *d_fsdata;
  16 };
  17 struct sysfs_dirent {
  18  struct list_head s_sibling;
  19  struct list_head s_children;
  20 };
  21 const char *sysfs_get_name(struct sysfs_dirent *);
  22 void sysfs_hash_and_remove(struct dentry * dir, const char * name)
  23 {
  24  struct sysfs_dirent * sd;
  25  struct sysfs_dirent * parent_sd = dir->d_fsdata;
  26  for (sd = (struct sysfs_dirent *)((&parent_sd->s_children)->next);
  27      &sd->s_sibling != (&parent_sd->s_children);
  28      sd  = (struct sysfs_dirent *)sd->s_sibling.next) {
  29   if (!__builtin_strcmp(sysfs_get_name(sd), name))
  30   {
  31    list_del_init(&sd->s_sibling);
  32    break;
  33   }
  34  }
  35 }