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